Eaton Fuller 18 Speed Transmission

We can help with all your Fuller transmission needs.

Eaton Fuller 18 Speed transmission RTLO 16718BNew, used and rebuilt Eaton Fuller 18 speed transmissions in stock with same day shipping available. We stock 18 speed Eaton Fuller heavy-duty transmissions with Eaton automated and manual transmission options as well as genuine Eaton Fuller transmission parts ranging from rebuild kits, gears, bearing kits, synchronizers, seal kits, bearings, countershafts, bell housings, input shafts and more.

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. Regardless of if you drive a Kenworth, Peterbilt, Freightliner, International, Ford, or a Mack we have the transmission you need to get back on the road.

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 18 speed transmission shift pattern

Eaton Fuller 18 Speed Transmission Shift Pattern

Eaton Fuller RTLO16618A 18 speed transmission for sale

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

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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 18 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
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.