The Eaton Fuller 20383 is a mainshaft 1st speed gear designed for RTX and RTXF series manual transmissions. Per Eaton's illustrated parts manuals, this gear is listed as item 9 in the Mainshaft Assembly group and carries the superseded part number 19616. Confirmed fitment across 18 transmission models including the RTX-11610, RTX-12610, RTX-14610, RTX-14615, RTX-14715, RTX-15615, RTX-15715, RTXF-11610, RTXF-11615, RTXF-11715, RTXF-12610, RTXF-14610, RTXF-14615, RTXF-14715, RTXF-15615, RTXF-15715, and related variants. Sold by Pro Gear and Transmission. Call us to confirm proper fit for your specific unit.
Interchanges:
- 19616
- 20383-SP
- 35530155
- 62880
- EF62880
- S-7223
Features
Mainshaft 1st speed gear for RTX and RTXF series manual transmissions
Genuine Eaton Fuller part number 20383
Supersedes earlier part number 19616
Fits 18 confirmed transmission models including RTX-11610 through RTXF-15715
Sold by Pro Gear and Transmission
Tech Specs
- Part Number: 20383
- Supersedes: 19616
- Part Type: Mainshaft 1st Speed Gear
- Application: RTX and RTXF Series Manual Transmissions
- Confirmed Models: RTX-11610, RTX-11615, RTX-11715, RTX-12610, RTX-14610, RTX-14615, RTX-14715, RTX-15615, RTX-15715, RTXF-11610, RTXF-11615, RTXF-11715, RTXF-12610, RTXF-14610, RTXF-14615, RTXF-14715, RTXF-15615, RTXF-15715
Used in 19 Eaton Fuller models
