Rebuilt Rockwell Differentials
We also stock replacement parts for all differential models, kits, rebuild kits, and more. Differential and parts available for all Rockwell models. We have been successfully delivering differentials, transmissions, transfer cases, axles, PTOs and more truck parts for over 20 years and offer a one year unlimited mileage warranty on all rebuilt differentials we sell! Whatever model you need, contact us and we can locate it for you.
Rebuilt Rockwell Differential Models Available:
Single Speed Differential
- F106
- R170
- RS20145
- RS23160
Two Speed Differential
- RS15210
- RS17220
- RS 15-120 S/A
- RS 23-160 S/A
- RS21230
- RS 13-120 S/A
- RS 17-140 S/A
Front Differential
- SQHD
- SQ100
- SQ100-P
- SSHD
- RT40-145
- RD20145
- RDL20145
- RPL20145
- SQHP
- RT46-160
- RD23160
- RDL20145
- RP20145
- RDL23-160
- RP23-160
- RPL23160
Rear Differential
- SQHP
- SQAR
- SQHD
- SQ100
- SSHD
- RT-40-145
- RR20145
- RRL20145
- RR23160
- RRL23160
- RT46-160
For assistance identifying the individual parts for your differential, view or download differential manuals and parts lists visit our manuals page. See images below for assistance in identifying your ring & pinion, click the images for a larger view:
Some unit’s numbers are located on the edge of the ring gear.
Retreive these stamped numbers inside of ring gear holes, between bolt holes.
Take note of the stamped numbers off the end of the pinion where the nut goes on. The tooth count is used for determining the ratio.
Rebuilt Rockwell Differential Assembly:
- 132-C
- 145
- 145R
- 5800W
- Centruty Class 120
- D100
- D140
- FLC112SD
- H150
- H170
- H172
- L9000
- LN8000
- MD20143
- MR20143M
- R200
- RH23160
- RS16145
- RS17140
- RS17145
- RS19145
- RS21145
- RS23161
- RS23180
- RS23186
- RSL23160
- RSL23180
- SLHDF
- SQHS
- SQR100
- U200
- RT52185
Our Rockwell parts and service technicians have more than 100 years combined experience. Call today with any parts or service requests you have. We have the answers you need. Need to get it done in a hurry? For Parts, Sales, Service, Repair and Exchange differential. Give us a call we will be happy to assist you.