18 Speed Eaton Fuller Transmission2019-03-22T17:12:45+00:00

18 Speed Eaton Fuller Transmission

18 Speed Eaton Fuller transmission18 speed Eaton Fuller transmissions in every model with automatic and manual models available. Whatever your Fuller transmission needs, we can help. We sell Eaton Fuller 18 speed heavy-duty transmissions in new and rebuilt options as well as genuine Eaton Fuller transmission parts ranging from rebuild kits, gears, bearing kits, synchronizers, seal kits, bearings, counter shafts, bell housings, input shafts and more. Whether you drive a Kenworth, Peterbilt, Freightliner, International, Volvo, Ford, or a Mack we have the transmission you need.

With more than 100 years of proven success in on-highway and off-highway applications, Eaton is a global leader in vehicle transmissions. Eaton transmissions have been engineered to give you the competitive edge you desire. Fuller gives you the power to equip your trucks with transmissions and clutches that sacrifice nothing.

How to Identify Your Eaton Fuller Transmission Model Nomenclature

When ordering be sure to have your Eaton Fuller transmission model available. The model number gives basic information about the transmission. The transmission model designation and other transmission identification information are stamped on the transmission tag. To identify the transmission model designation and serial number, locate the tag on the side of the transmission and then locate the numbers as shown.

Heavy Duty Transmission – Nomenclature

Eaton Fuller Super Transmission Nomenclature
Eaton Fuller Model Designation Prefix
Prefix Definition
T Twin Countershaft
TX w/Overdrive
RT Roadranger Twin Countershaft
RTF w/ Forward Shift Bar Housing
RTO w/ Overdrive
RTOF w/ Overdrive and Forward Shift Bar Housing
RTX w/ Overdrive and Direct Shift Pattern
RTXF w/ Overdrive, Direct Shift Pattern and Forward Shift Bar Housing
RTL Roadranger Twin Countershaft w/Low Inertia
RTLO Roadranger Twin Countershaft w/Low Inertia and Overdrive
RTOC Roadranger Twin Countershaft w/Overdrive and Convertible Model
RTLOC Roadranger Twin Countershaft w/Low Inertia, Overdrive and Convertible Model
FA Fuller Advantage Twin Countershaft
FAF Fuller Advantage Twin Countershaft w/Forward Shift Bar Housing
FAM Fuller Advantage Twin Countershaft Multi-torque
FAMF Fuller Advantage Twin Countershaft Multi-torque w/Forward Shift Bar Housing
FAO Fuller Advantage Twin Countershaft w/Overdrive
FAOF Fuller Advantage Twin Countershaft Overdrive w/Forward Shift Bar Housing
FAOM Fuller Advantage Twin Countershaft w/Overdrive & w/Multi-torque
FAOMF Fuller Advantage Twin Countershaft w/Overdrive and Multi-torque w/ Forward Shift Bar Housing
FR Fuller Roadranger Twin Countershaft
FRF Fuller Roadranger Twin Countershaft w/ Forward Shift Bar Housing
FRM Fuller Roadranger Twin Countershaft w/ Multi-torque
FRO Fuller Roadranger Twin Countershaft w/Overdrive
FROF Fuller Roadranger Twin Countershaft w/Overdrive & Forward Shift Bar Housing
FRW Fuller Roadranger Twin Countershaft w/Cooler-less Option
FRLO Lightning® Models

Eaton Transmission Shift Pattern

A shift pattern decal that explains how to properly shift the transmission should be in your vehicle. If you your shift pattern decal for your Eaton transmission has been lost, visit our webstore to purchase a replacement. Shift diagrams are required by the DOT in case of emergency need to move your truck.

18 speed shift pattern for Eaton Fuller transmission

Eaton Fuller 18 Speed Transmission Shift Pattern

RTLO18918B Eaton Fuller Transmission 18 speed for sale.

How to professionally shift Eaton’s heavy-duty 13- and 18-speed manual transmissions for commercial vehicles.

We have decades of experience in rebuilding transmissions and specialize in Eaton Fuller transmissions so we know our parts. Our industry professionals can help with any kind of questions if you aren’t sure which parts you need. View our PDF parts breakdowns and PDF service manuals for your transmissions.

Call us toll-free for expert transmission help and advice or view our transmission troubleshooting guide
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one year warranty

Transmissions new or rebuilt by Pro Gear and covered with a one year, unlimited mileage warranty.  *See warranty. All other warranties are that of the manufacturer.

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