Eaton Fuller 8 Speed Transmission

We stock new and used transmissions with automatic and manual models available.

Eaton Fuller 8 speed TransmissionEaton Fuller 8 speed transmissions in every model for sale with the best pricing online. In addition to new and rebuilt 8 speed heavy-duty Eaton Fuller automatic and manual transmissions, we sell genuine Eaton Fuller transmission parts including rebuild kits, gears, bearing kits, synchronizers, seal kits, bearings, countershafts, bell housings, input shafts and more. If you need your transmission rebuilt, we can help.

We provide quality transmission rebuilding services and can pick up and deliver your transmission from anywhere in the world. Same day shipping is available worldwide! Whether you drive a Kenworth, Peterbilt, Freightliner, International, Ford, or a Mack we have the transmission you need to get back on the road.

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 Heavy Duty 8 Speed 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
FR Fuller Roadranger Twin Countershaft
FRF w/ Forward Shift Bar Housing
FRO w/ Overdrive
FROF w/ Overdrive and Forward Shift Bar Housing

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.

Eaton Fuller transmission 8 speed shift pattern

RTO-11708LL – RTO-14708LL

8 speed shift pattern Eaton Fuller heavy duty transmission

RTX-11708LL – RTX-14708LL – RTO-11908LL – RTO-14908LL – RTO-16908LL

Eaton Fuller RT11608 transmission for sale

How to shift a Eaton Fuller heavy-duty manual vocational 8LL, 9LL & 15-Speed Transmission

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! One call does it all! We’re happy to help you, Call us today!

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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.