13 speed eaton fuller transmission - 854. 310K views 14 years ago. PART 1 of 2 A very clear explanation by of how to shift and operate a truck with a 13 speed Eaton Fuller transmission, plus do's and don'ts of proper...

 
It is essential to follow the proper maintenance procedures and keep the air lines free from leaks or obstructions to ensure optimal performance and longevity of the transmission. Overview of the Eaton 13 Speed Transmission. The Eaton 13-speed transmission is a popular choice for heavy-duty trucks due to its durability and versatility.. Abby olberding accident

Unlike the traditional 13 speed transmission, the RTO-6613 had the top two gear positions reversed. The 3 position Eaton 13 speed shifter Eaton used to offer a 3 position splitter button for both it's traditional 13 speed transmission and the 6613. It had "Low, Direct and Overdrive". The "low" splitter position took place of the high/low range ...1 2. T. theakerstwo. 1139 posts · Joined 2008. #2 · Jun 9, 2012. First check the air pressure on the trans after the pressure regulator. It should be 60 to 65 psi.Butb if its grinding it means it needs the rear box knocked off and snychros replaced.Jun 9, 2012 · 1 2. T. theakerstwo. 1139 posts · Joined 2008. #2 · Jun 9, 2012. First check the air pressure on the trans after the pressure regulator. It should be 60 to 65 psi.Butb if its grinding it means it needs the rear box knocked off and snychros replaced. Nov 5, 2015 ... From what i have researched im going to need an SAE #2 bellhousing but im unsure if the input shafts on the transmissions are the same. The bus ...Jul 29, 2021 ... Share your videos with friends, family, and the world.This video is to help show you how to shift a 10, 13, and 18 speed transmission most commonly found in your heavy duty trucks like semis, dump trucks, and ot...If you’re experiencing issues with your car’s speedometer or noticing erratic behavior in your vehicle’s transmission, it could be due to a faulty speed sensor. Before we dive into... Install the 3rd speed gear limit washer on main-shaft, flat side of washer up. Rotate washer in the 1st or bottom groove of mainshaft to align the splines of washer with those of the mainshaft. in-stall the key in mainshaft keyway to lock washer in place. 4. Install the spacer on shaft against washer. Timing the counter shafts in a Eaton Fuller transmission.RATIO % STEP SPEED RANGE SPEED % STEP RATIO 10th1.00 9th1.27 8th1.65 7th2.14 6th2.79 5th3.57 4th4.54 34 27 3rd5.90 2nd7.63 1st9.96 27 30 29 31 28 27 30 31 30 29 31 HIGH RANGE 31 LOW RANGE 31 30 4.775th 6.074th 7.883rd 10.22nd 0 1st 13.3High Reverse: 2.17 1 Low Reverse: 7.73 Deep Reduction Reverse: 13.14 Overall 16.94 % STEP RT-13 manual transmission. With the Eaton RT-13, drivers will experience versatility and low shift effort in these premium 13-speed transmissions. The innovative, patented design features a simple mainshaft, which is not splined to the auxiliary gear. This unique design eliminates the added mass, drag and inertia of the entire auxiliary section. With an eaton fuller 13 speed double overdrive transmission. Either 3:55 or 3:36 rears I think they are :36's I forget to check every time im down there servicing. It's the first D.O. transmission that ive owned... I've had nothing but 13's and 18's.. Since its not a regular 'H' pattern 13.. and 13th gear is up against the dash.Turn out the two mounting screws in the Roadranger valve cover. 4. Slide the cover down to expose the valve ports and disconnect the three air lines. 33 5.Loosen the jam nut and turn the valve and nut from gear shift lever. Remove the valve cover, air lines sheathing and O-rings from lever.High Quality Air Shift Knob * Sloped Style * For Eaton Fuller Transmissions * Has Black Hi/Lo Flipper Knob * Fits 9 Or 10 Speed * …Aug 24, 2020 ... 13speed #roadranger #shifting13speed King5 Logger legends interview )))) https://www.youtube.com/watch?v=u5N6UMNsPLk #loggerlegends.This page contains important data such as ratios, torque ratings, dimensions, and PTO speed for current and out of production Eaton transmissions. AUXILIARY 2, 3, & 4 SPEED MODEL FULLER ADVANTAGE MANUALFeb 10, 2023 ... How to shift an 18 speed Eaton Fuller Transmission. Down shifting explained on a loaded semi truck. Dauminique The Dump Truck Driver•279K ... Look no further than here. With world-class startability and ratio coverage, and built upon the robust Eaton Fuller 18-speed manual transmission design, these automated manual transmissions are capable of handling high torque and high GVWs, making them popular in some of the most rigorous vocations you’ll find - logging, oil field and other ... With the Eaton RT-18, drivers will experience versatility and low shift effort in these premium 18-speed transmissions. The innovative, patented design features a simple mainshaft, which is not splined to the auxiliary gear. This unique design eliminates the added mass, drag and inertia of the entire auxiliary section. During upshifts, where both …Oct 12, 2022 ... This is a video of me disassembling a 13 speed Eaton fuller transmission to get ready to clean for repair. In this video you will see how To ...Eaton Electrical and Industrial | Power management solutions | Eaton EATON CORPORATION TRANSMISSION DIVISION Technical Service Department P.O. Box 4013 Kalamazoo, MI 49003 (61 6) 342-3344 Every effort has been made to ensure the accuracy of all information in this brochure,However, Eaton Transmission Division makes no expressed or implied warranty or representation based on the enclosed information. Product Description. Transmission 13 Speed #RTLO-16713A Eaton. $2200 Core Charge. To receive core credit, rebuildable cores must be returned with 30 days of invoice date. This item is not eligible for free shipping. CLICK HERE for Warranty. Transmission 13 Speed #RTLO-16713A Eaton. $2200 Core Charge. To receive core credit, rebuildable cores ...Take a look inside a 13 speed Eaton fuller transmission and see how it works.EatonMar 22, 2020 ... If you insist on using the transmissions available in the game, your truck will always be struggling, especially if you drive automatic shifting ... The RT-6613 Eaton Fuller 13 speed manual transmission is available in new and rebuilt options. Eaton medium and heavy-duty manual transmissions are easy to drive and versatile to meet your needs on and off road. We stock every model of manual and automated Eaton Fuller transmissions, with new and remanufactured options. Aug 24, 2020 ... 13speed #roadranger #shifting13speed King5 Logger legends interview )))) https://www.youtube.com/watch?v=u5N6UMNsPLk #loggerlegends.Front-wheel drive transmissions that are used in GM vehicles may weigh 187 to 293 pounds, depending on the type of car. Rear-wheel 4-speed and 5-speed transmissions weigh within th...Find new and rebuilt 13 speed Eaton Fuller transmissions for heavy-duty vehicles. Learn how to identify your model, shift pattern and order genuine parts.591. 20K views 1 year ago #freightliner #18wheeler #trucking. Watch as I assemble a 13 speed transmission back box. This video will show you how to add your reference …The Eaton RT-13 is a premium 13-speed transmission for heavy haul semi trucks with ratio flexibility and unlimited GCW. It features a simple mainshaft design that eliminates inertia and drag, resulting in fast, …No air flow from “E” port. Go to step 4. Step 4. Move the range selector up to high range. Disconnect the small air line connected to the “P” port of the shift knob. Check for air flow from the. port and air line. Constant air is leaking from the “P” port or the “E” port. Repair or replace the shift knob.Eaton Fuller transmissions are designed so the internal parts operate in a bath of lubricant circulated by the motion of gears and ... Transmission Capacity 9-Speed 28 pints (13.2 liters) 10-Speed 26 pints (12.3 liters) 13/18-Speed 28 pints (13.2 liters) Improper Oil Level Hole Proper Oil LevelEaton2 EATON Transmission specifications catalog 3 MODEL 2 SPEED AUXILIARY Sales Sht. TRSL-XXX Lbs-Ft. Max TQ. Over 5 SPEED All REVERSE 1 % 2 Midship Oil Cap Pints Length Inches Weight Lbs. PTO Speed (% Of Engine) AT-1202 -3900 17500 2.04 -- 2.04 104 1.00 STD 11 16.5 353 93 2-A-92 -3900 9700 2.30 -- 2.30 130 1.00 STD 12 16.2 310 --Eaton Fuller transmissions are designed so the internal parts operate in a bath of lubricant circulated by the motion of gears and ... Transmission Capacity 9-Speed 28 pints (13.2 liters) 10-Speed 26 pints (12.3 liters) 13/18-Speed 28 pints (13.2 liters) Improper Oil Level Hole Proper Oil LevelThe air line system in an Eaton 13-speed transmission plays a crucial role in controlling the shifting of gears and assisting with the engagement and disengagement of the clutch. A properly functioning air line system ensures smooth and efficient operation of the transmission. The air line system consists of various components, including air ...The instructions listed below cover the process of removing a Lightning transmission and the reinstallat ion of an FRO or RT 13-speed model transmission. These instructions cover most of the vehicle configurations in the marketplace. If any additional information is needed, please contact the Roadranger Call Center at 1-800 …Dec 31, 2017 ... Our review and test drive for the 2018 13-speed Eaton UltraShift transmission. Visit www.TruxasSales.com.Jan 16, 2020 ... How to assemble and rebuild an Eaton Fuller 13 speed transmission back box on your 18 wheeler. ETR Truck Center | Engine & DriveTrain ...Apr 27, 2020 · This video is to help show you how to shift a 10, 13, and 18 speed transmission most commonly found in your heavy duty trucks like semis, dump trucks, and ot... It's not 1600 ft/lbs as the first 2 numbers are the torque rating for Eaton. The rto16709 is a 9 speed tranny, it has helical cut gears that're stronger and much quieter. The rto12513 is a 13 speed tranny, but it has straight cut gears and is too loud. The RTOO9513 is a 13 speed with double overdrive, not sure on anything else. For parts or service contact the Eaton transmission specialists at Pro Gear & Transmission, Inc. Pro Gear and Transmission, Inc | www.progearandtransmission.com | www.pgttruckparts.com 906 West Gore St, Orlando, Fl, 32805 | +1 (877)-776-4600 | +1 (407)-872191 | [email protected]. Aug 11, 2010 · Anyone ever replace the detente springs on an Eaton 13 speed? I noticed under really hard bumpy roads, my shifter sometimes kicks out of gear and KW told me that they now offer HEAVY DUTY springs instead of the wussy ones that come in the transmission. They are like $12 but KW gets 1.5hrs to replace them. Genuine Eaton Fuller transmission parts, everything you need to completely overhaul your transmission.We sell rebuild kits, bearing kits, bearings, gasket kits, gaskets, master re-builder kits and remember to check the input shaft, air hoses, synchronizes, shift fork, O-rings, main shaft drive gear, countershaft drive gears, and countershaft, overdrive gears …If this is helpful please like and subscribe.This video explains how to shift the eaton fuller 13 speed transmission. The shift pattern is identical to the ...Sometimes these yokes get so stuck they will not move even with heat. This is a video of me cutting the yoke off without damaging the output shaft of the tra...The UltraShift PLUS MHP automated transmission is based on the RT-13 and with its 140,000 pounds (63.502 kg) maximum gross combined weight rating, it is versatile enough to handle a variety of on-road applications.Transmission 13 Speed #RTLO-16713A Eaton. $2200 Core Charge. To receive core credit, rebuildable cores must be returned with 30 days of invoice date. This item is not eligible for free shipping. CLICK HERE for Warranty. Transmission 13 Speed #RTLO-16713A Eaton. $2200 Core Charge. To receive core credit, rebuildable cores must be …Oct 5, 2020 ... ... 103K views · 18:10 · Go to channel. HOW TO SHIFT AN 18 SPEED EATON FULLER TRANSMISSION. Canadian Southpaw•82K views · 5:14 · Go to c...Eaton 13 speed model Eaton Fuller Roadranger transmissions provide thirteen forward speeds and two reverse. The auxiliary section contains LO and HI range ratios, plus the L and H splitter gear ratios. The LO position in the front section is used only as a starting gear. The other four ratios are used once in LO range and once again in HI range. Now you have it: a 13-speed UltraShift transmission from Eaton Corporation. They’re calling it the Fuller UltraShift LHP (Linehaul High Performance), specifically …EatonRTLOF20913A Parts Manual. RTLOM16913LDM3 Parts Manual. RTO14613 Parts Manual. RTO6613 Parts Manual. Use the Nomenclature to better ID your Eaton Fuller 13 Speed Transmission: Example: RTLO-14713A-T2. FR = Fuller Roadranger. R = Roadranger.EatonThe RT-6613 Eaton Fuller 13 speed manual transmission is available in new and rebuilt options. Eaton medium and heavy-duty manual transmissions are easy to drive and versatile to meet your needs on and off road. We stock every model of manual and automated Eaton Fuller transmissions, with new and remanufactured options.The FR Se ries 10-Speed (“B” ratio, “C” ratio and High Torque Models) standard in transmission performance, reliability and durability. Improved tolerance to driver abuse with larger diameter mainshaft and new mainshaft washer design. Patented SynchroSaverTM feature protects against range synchronizer damage caused by improper operation.This video is to help show you how to shift a 10, 13, and 18 speed transmission most commonly found in your heavy duty trucks like semis, dump trucks, and ot...Transmission 13 Speed #RTLO-16713A Eaton. $2200 Core Charge. To receive core credit, rebuildable cores must be returned with 30 days of invoice date. This item is not eligible for free shipping. CLICK HERE for Warranty. Transmission 13 Speed #RTLO-16713A Eaton. $2200 Core Charge. To receive core credit, rebuildable cores must be …The Eaton Fuller RTLOF-18918B for sale is a 18-speed Manual transmission. RTLOF-18918B is ideal for vocational fleets currently operating eaton manual transmissions and considering an automated transmission. Eaton medium and heavy-duty automated transmissions are easy to drive and versatile meeting all your needs to be on the road.And it™s backed by the Roadrangers Œ the most experienced, most expert, most accessible drivetrain consultants in the business. For spec™ing or service assistance, call 1-800-826-HELP (4357) 24 hours a day, 7 days a week, (Mexico: 001-800-826-HELP (4357)) for more time on the road. Or visit our web site at www.roadranger.com.The Fuller convertible manual transmission operates as a simple 9-speed transmission, and can then easily be converted to a 13-speed to increase vehicle versatility and resale value at trade-in time. Turning your reliable 9-speed into a Fuller 13-speed transmission with an inexpensive conversion kit before trade-in will increase your truck’s ...Aug 28, 2015 · Take a look inside a 13 speed Eaton fuller transmission and see how it works. Jul 29, 2021 ... Share your videos with friends, family, and the world.RT-13 manual transmission. With the Eaton RT-13, drivers will experience versatility and low shift effort in these premium 13-speed transmissions. The innovative, patented design features a simple mainshaft, which is not splined to the auxiliary gear.Eaton Fuller RTO-16908LL Transmission Parts Manual ... 13 4303353 REAR HOUSING 4303354 1 14 4304653 SHIELD 1 S-2809 15 20815 LIFTING EYE 17105 2 S-2712 16 X-8L-604 CAPSCREW 8 3/8"-16X1-1/4" ... 23 K-3454 SPEED SENSOR KIT A - 6398 ,A - 6724 1 SINGLE PICK-UP (2 PIN) 23 K-3455 SPEED SENSOR KIT,How to effortlessly shift a 13 speed transmission (Driving Peterbilt 579) Download the FREE Upside App at https://upside.app.link/ALEXNINO to get $5 or more ...The Low-InertiaTM Super 18. The ultimate for perfor-mance, versatility, and reliability with variable loads and speeds in ap pli ca tions up to 2250 lbs.ft. Unbeatable versatility with. 19.7 to 1 overall reduction and. 14.40 low gear. Economical performance with. 0.73 and 0.86 overdrives for efficient cruise RPMs.For 13 15 18 Speed Eaton Fuller Transmission & (4 Line) Air Line Kit Shift Knob. Brand New. $20.59. Save up to 10% when you buy more. or Best Offer. minibump330 (2,302) 99%. Free shipping. 394 sold. OEM EATON Fuller 13 speed transmission shift knob medallion Pattern 5586113.Transmission to assist you identifying the parts for your Eaton / Fuller transmission unit. ... 13 4303586 REAR HOUSING 1 14 4304653 SHIELD 1 S-2809 15 20815 LIFTING EYE 2 S-2783 ... 23 K-3454 SPEED SENSOR KIT A - 6398 ,A - 6724 1 SINGLE PICK-UP (2 PIN) 23 K-3455 SPEED SENSOR KIT,Well, if we take Eaton RTLO-22918B 18-speed R 19.72 as an example.Eaton is the manufacturer, RTLO-22918B is the model name, 18-speed tells that this transmission has 18 forward gears, R stands for Retarder and 19.72 is the overall ratio of the transmission.Used Eaton-Fuller RTLO16913A Transmission, Tested and Certified, Comes with Warranty, Core Charge$ 2,000, For more information please call 800-738-7802 . WE BUY TRUCK SALVAGE!!!!! ... Eaton/ Fuller RTLO16713 Used Take Out, 13 Speed, Tested and Inspected, Test date 1/18/17, $1000 Core Charge, 30 Day Unlimited Mile Warranty. ...Eaton/ Fuller RTLO16713 Used Take Out, 13 Speed, Tested and Inspected, Test date 1/18/17, $1000 Core Charge, 30 Day Unlimited Mile Warranty. For more information about this transmission or any other t...Vehicle transmissions. Transmission ratios and specifications. This page contains important data such as ratios, torque ratings, dimensions, and PTO speed for current and out of production Eaton transmissions.Aug 9, 2021 ... Share your videos with friends, family, and the world.If this is helpful please like and subscribe.This video explains how to shift the eaton fuller 13 speed transmission. The shift pattern is identical to the ...Place the larger (low speed) brass synchronizer ring on a bench with the pins facing up and install the sliding clutch gear over the ring, protruding clutching teeth down. Install the three springs in the direct ring. Install the direct ring on the low speed ring pins, seating the springs against the pins. 80.The air line system in an Eaton 13-speed transmission plays a crucial role in controlling the shifting of gears and assisting with the engagement and disengagement of the clutch. A properly functioning air line system ensures smooth and efficient operation of the transmission. The air line system consists of various components, including air ...The Fuller convertible manual transmission operates as a simple 9-speed transmission, and can then easily be converted to a 13-speed to increase vehicle versatility and resale value at trade-in time. Turning your reliable 9-speed into a Fuller 13-speed transmission with an inexpensive conversion kit before trade-in will increase your … Eaton Position the rear bearing cover over the shim. Install two (2) clean 3/8" X 1" capscrews directly across from each other in the rear bearing cover. Tighten the capscrews to 7 lbs. in. of torque. Rotate the output shaft six (6) times clockwise, then six (6) times counterclockwise to seat the counter-shaft bearings.dummy. GUZIKO 13 Speed Shift Knob Fit for Eaton Fuller A-6913 A-4900 Freightliner 455-5002 Mack 455-5002 TRA6913G Heavy Duty Trucks Shifter. dummy. GUZIKO 8 9 10 Speed Shift Knob Fits for Eaton Fuller Replace A6909 Heavy Duty Transmission Parts Trucks Shifter. Try again!eaton¨ fuller¨ roadranger¨ transmissions 13 speed (rto & rtox) range selector pre-select all range shifts splitter selector may be shifted in 5-6-7-8 only do not range shift with splitter selector in od move range selector before moving shift lever start with range selector down shift lo-1-2-3-4 raise range selector shift 5-6-7-8Jun 24, 2022 ... Watch as I assemble a 13 speed transmission back box. This video will show you how to add your reference marks on the gearing of the ...Take a look inside a 13 speed Eaton fuller transmission and see how it works.The key feature of the Eaton Fuller Angle-Ring Clutch is its belleville spring and lever design which makes constant plate load possible. Because of this, the Angle-Ring Clutch maintains good engagement throughout its entire life. ... 10 and 13-speed transmissions is the UltraShift DM clutch, which engages and disengages without an in-cab pedal ...Eaton Cummins Endurant automated transmission overview. ... Available in single and dual PTO models, it can haul up to 110,000 pounds GCW. UltraShift PLUS and Fuller Advantage Automated Features & Important Driver Information. 7:58. ... Vocational 8LL, 9LL & 15-Speed. 4:45. Overview of professionally shifting Eaton's heavy-duty …Fuller® 13-Speed Transmissions model CapaCityWeight* Speed lSength** RTLO-12913A 1250 lbs.ft. [1695 Nm] 714 lbs. [324 kg] 33.1 in. [841 mm] 13 forward, 3 reverse ... is identified in the Eaton Fuller nomenclature by the letter "L" (as in RTLO-14913A). These transmissions feature a simple mainshaft which is not splined to the auxiliary gear. This

eaton¨ fuller¨ roadranger¨ transmissions 13 speed (rto & rtox) range selector pre-select all range shifts splitter selector may be shifted in 5-6-7-8 only do not range shift with splitter selector in od move range selector before moving shift lever start with range selector down shift lo-1-2-3-4 raise range selector shift 5-6-7-8 . Middletown deaths

13 speed eaton fuller transmission

Electrical and Industrial | Power management solutions | EatonElectrical and Industrial | Power management solutions | EatonEaton Fuller Transmission Parts Call 877-776-4600 and save. Same day shipping available worldwide. We are your one stop Fuller transmission parts shop. ... controls, speed sensor, shift tower, for damage. We also sell the shift sticks and knobs, shifter, range valve, speed sensors, and splitter cover for 13 and 18 speeds, shift tower O-ring ...Genuine Eaton Fuller transmission parts, everything you need to completely overhaul your transmission.We sell rebuild kits, bearing kits, bearings, gasket kits, gaskets, master re-builder kits and remember to check the input shaft, air hoses, synchronizes, shift fork, O-rings, main shaft drive gear, countershaft drive gears, and countershaft, overdrive gears …The air line system in an Eaton 13-speed transmission plays a crucial role in controlling the shifting of gears and assisting with the engagement and disengagement of the clutch. A properly functioning air line system ensures smooth and efficient operation of the transmission. The air line system consists of various components, including air ...Transmission Oil Capacities Note: These values are approximate—always use the fill hole as the final reference. Eaton® Fuller® Transmission Oil Capacities Twin Countershaft …The key feature of the Eaton Fuller Angle-Ring Clutch is its belleville spring and lever design which makes constant plate load possible. Because of this, the Angle-Ring Clutch maintains good engagement throughout its entire life. ... 10 and 13-speed transmissions is the UltraShift DM clutch, which engages and disengages without an in-cab pedal ...Eaton Fuller 4 line Air Line Kit From Shift Knob to Transmission. ALK1 for transmissions equipped with a 4 air line shift knobs. This 5/32 air line kit includes all fittings necessary to update your transmission. This kit fits 8, 13, 15, 18 speed transmissions with (4) air lines on the shift k.Call our experts today at 877-776-4600. When you need quality discount fuller parts to rebuild your transmission or you need a replacement part you came to the right place. We also stock Eaton midrange parts and we ship worldwide. We recommend you use genuine OEM parts to overhaul or rebuild your transmission for longer service and reliability ...Visit our web store to view fuller transmissions, parts and accessories for sale, if you don’t find what you’re looking for or need assistance, contact us or call us Monday through Friday 8AM to 5PM EST at 877-776-4600 or 407-872-1901. We stock a full line of Eaton Fuller Roadranger transmissions, including New, Used and Rebuilt ready to ...RATIO % STEP SPEED RANGE SPEED % STEP RATIO 10th1.00 9th1.27 8th1.65 7th2.14 6th2.79 5th3.57 4th4.54 34 27 3rd5.90 2nd7.63 1st9.96 27 30 29 31 28 27 30 31 30 29 31 HIGH RANGE 31 LOW RANGE 31 30 4.775th 6.074th 7.883rd 10.22nd 0 1st 13.3High Reverse: 2.17 1 Low Reverse: 7.73 Deep Reduction Reverse: 13.14 Overall 16.94 % STEPHow to professionally shift Eaton's heavy-duty 13- and 18-speed manual transmissions for commercial vehicles. ... Discover how Eaton’s Fuller Advantage Transmission provides improved reliability, weight savings, and fuel economy while providing you with the highest level of efficiency available.When transmission fluid is low, the transmission tends to jerk or slip when changing gears. The vehicle may also speed to high revolutions per minute while in neutral or without th...Front-wheel drive transmissions that are used in GM vehicles may weigh 187 to 293 pounds, depending on the type of car. Rear-wheel 4-speed and 5-speed transmissions weigh within th...If you are looking for a manual 10-speed transmission for your linehaul truck, you should consider the Fuller Advantage® Series from Eaton. This transmission is light weight, cooler-less, and more efficient than other models. It also has better ratio coverage and improved tolerance to driver abuse. Find out more about the features and benefits of this transmission on the Eaton website.The transmission is an essential component of any vehicle, responsible for transferring power from the engine to the wheels. It ensures that the right amount of power is delivered ...In applications where the grades aren’t too severe, 10- and 12-speed transmissions can work even with the heaviest legal loads. When you start pulling 7, 8 and 9% grades with more than 62,500 kg in tow, you simply need more gears. In bygone days, this was the realm of the 5×4 and 6×4 duplex transmission. These were necessary ….

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