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Truck Parts (3590)
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Axles & Differentials (3590)
   Axle Assemblies, Front (101)    Axle Assemblies, Rear (26)    Axle Housings, Front (133)    Axle Housings, Rear (148)    Axle Housings (1)    Axle Parts (18)    Axle Shafts (336)    Differential Cases (8)    Differential Misc. Parts (5)    Differentials, Front (832)    Differentials, Rear (1772)    Differentials, Unspecified (92)    Spindles / Knuckles (118)
Make
Rockwell (3590)
Model
1240RDAX23 (2)17-145 (1)186E (2)1924; 1954 (1)2.50 (1)2.64 (2)2.79 (1)20-145 (57)20-14X (8)2083 (18)23160 (1)23-160 (7)258LP (1)2861 (2)2863 (1)2C9129 (1)3.08 (3)3.42 (4)3.55 (2)3.58 (4)3.73 (1)3013 (5)3015 (3)3138 (1)3191 (2)3193 (1)3350 (1)3370 (1)3372 (1)338 (1)3400 (1)3536 (2)3537 (1)3589 (2)3590 (6)3858 (1)4.88 (2)40-145 (32)40-14X (3)46160/23160 (2)5.29 (2)5.38 (1)5.86 (1)538C SWEEPER (1)58822 * (1)61143WX204 4.30 (2)6V1348 (1)6W1349 (2)6X1350 (1)6Y1351 (1)71163 (1)7400 (1)9200I (1)9400 (2)A3200W1869-390 (1)A87211544 (1)A87211555 (1)A87242545 (1)A87242556 (1)ACTERRA (3)ALL AMERICAN/ALL CANADIAN (1)ASTRO (1)B80500 (1)C3121V1348 (1)C500 (1)C5500 (2)C7500 (1)CASCADIA (5)CASCADIA 125 (6)CASCADIA 126 (2)CENTURY (2)CHU613 (3)COLUMBIA (2)CV713 (1)CXN613 (5)CXU (1)D SERIES (1)D100 (6)D140 (1)EQHD (1)ESQHD (1)EZ RIDER (1)F106 (3)F145NX25-720 (1)F1566 (1)F650 (2)F700 (1)FD4000 (1)FD961 (1)FD965 (2)FDS1800-529 (1)FDS1800SAX-591 (1)FDS-1802 * (1)FDS1802/SHR (8)FDS1807/SHR (2)FDS1807RSA15-683 (1)FDS1808 (2)FDS2101RSA (1)FDS2102 (2)FDS90RSAX11-720 (1)FDS90RSAX2-720 (1)FDSL1300 (1)FF 931 (6)FF941 (8)FF961 (11)FF966 (2)FF981 (12)FF987 (1)FG941 (2)FL941 (11)FL943 (3)FRONT DRIVE AXLE PARTS (12)FRONT STEER AXLE PARTS (3)H140-617 (2)H160-PR150 (1)H170 (5)H-170 (4)H170-613 (1)H170-717 (1)H172 (3)H-172 (3)H340 (1)H601 (2)L (3)LHD (1)LHR (2)LN8000 (1)LR100 (1)LT625 (1)M2 (1)M2 112 Medium Duty (1)Md 20-14X (3)MD20/143 (4)MD20104X (1)MD20143 (7)MD20145 (1)MD2014E (2)MD2014P (1)MD2014X (129)MD-2014X (2)MD-20-14X (26)MD20-14X (63)MD2014XC (4)MD-40-14X (14)ME20165 (3)ME20165D (1)Meritor (1)MFS 12-143A (2)MP2014X (2)MR20/143 (4)MR20143 (10)MR-20-143 (1)MR20143M (1)MR20-143M (1)MR20145 (3)MR20-145 (3)MR2014E (4)MR2014P (8)MR2014X (170)MR-20-14X (11)MR20-14X (88)MR2014Z (1)MR20-165 (1)MR40-14X (1)MRL2014X (1)MS113 (2)MS1714X (2)MS17-14X (1)MS19-14X (1)MT 40-14x (2)MT 40-14x Diff (1)MT40-14X (1)MT-45 (1)MV2014P (3)MX10-120-538 (1)MX18120HR (1)MX23160 (1)OTHER (11)PR?/Q100 * (1)PR?/SHR/R164 (1)PR223/Q145 (3)pr60hx4-529 (1)PRA40 (1)PROSTAR 122 (2)PS101HX5 (1)PS51HX23 (1)PSC826HDB226 (2)PSOC 205HDB205 (1)QAR (2)QD100 (2)QHD (3)QHR (5)QR100 (4)QT140 (1)R100 (1)R1344 (1)R140 (2)R170 (6)R-170 (9)R171 (1)RA57 (1)RC22145 (1)RD/RP-20-145 (9)RD/RP-20-145 2.64 (1)RD/RP-22-145 (2)RD/RP-23-160 (4)RD-20-143 (1)RD20145 (365)RD-20-145 (7)RD20145 (FRONT RT40145) (1)RD20145A (5)RD20145P (2)RD2014X (1)RD23160 (56)RD23164 (2)RD23-180 (1)RDL 20-145 (1)RDL1245 (1)RDL20145 (23)RDL-20145 (1)RDL20-145 (13)RDL22145 (1)RDL23160 (13)RDL23-160 (4)RDL40145 (1)RDP20-145 (1)RF12611 NFSF 7 (1)RF12611NFSF7-780 (1)RF21156-456 (1)RF23160-410 (1)RF23185NFLF7-513 (1)Rockwell (2)ROCKWELL AXLE SHAFT (27)RP20145 (43)RP20-145 (1)RP20145 2.64 (1)RP23160 (5)RP24180 (1)RP35380 (1)RP48180 (1)RPL20145 (13)RPL22145 (1)RPL23160 (17)RPL23164 (14)RR 40-145 (7)RR17-145 (2)RR20-140 (2)RR20145 (468)RR20-165 (1)RR21160 (1)RR22145 (1)RR-22-145 (2)RR23160 (35)RR23-160 (12)RR23164 (1)RR-23-164 (1)RR24180 (1)RR-24-180 (1)RR270 (1)RR35380 (2)RR-35380 (1)RRL20145 (35)RRL20-145 (15)RRL22145 (2)RRL23160 (38)RRL23-160 (6)RRL23160 **NEW NEW** (1)RRL23164 (20)RRL23180 (1)RRL24180 (1)RRL-26-180 (1)RRL26185 (1)RS 17140 (1)RS120 (1)RS13120 (8)RS15120 (6)RS-16-141 (1)RS17140 (12)RS17144 (3)RS-17144 (2)RS17145 (23)RS17220 (1)RS-17-220T (1)RS19144 (2)RS19145 (37)RS19-145 (1)RS19220 (1)RS-20-143 (1)RS20145 (220)RS20145A (7)RS2014X (2)RS21145 (77)RS-21-160 (1)RS21230 (10)RS-22-145 (2)RS23 160 (1)RS23160 (73)RS23160=RS21160 (10)RS23160=RS21162 (1)RS23161 (6)RS23-161 (2)RS23180 (18)RS23-180 (2)RS-23-185 (1)RS23-186 (1)RS-23-240 (1)RS24160 (1)RS25160 (1)RS26185 (3)RS-30180 (1)RS30380 (1)RS-30-380 (2)RSL20145 (3)RSL-20145 (3)RSL-20-145 (6)RSL21145 (1)RSL-21-145 (6)RSL23160 (20)RSL-23-160 (9)RSL23-160 (1)RSL23180 (12)RSL-23-180 (6)RSL23-186 (2)RSL26185 (1)RT20160 (1)RT23160 (1)RT-40-140 (1)RT40145 (8)RT40145 5.29 (1)RT40-160 (1)RT46160 (2)RT46-160 (1)RT-58-185 (1)SFDD (2)SFDF (1)SFDR (4)SHD (3)SHR (11)SHR/FDS1802 (5)SHR/FDS1807 (14)SHR/FDS2101RSA (1)SHRA (1)SHRR (1)SLHD (2)SLHR (1)SQ 100 (1)SQ 100 SQHD (1)SQ100 (65)SQ-100 (1)SQ100 FRONT (1)SQ100 QAR (1)SQ100 REAR (1)SQ100R (2)SQHD (6)SQHDF (1)SQHP (9)SQHR (10)SQR100 (4)SR170 (3)SR270 (1)SSHD (23)SSHD FRONT (1)SSHR (6)SUDD (1)SUDR (1)T7500 (1)TA267HDB113 (1)TDR-24-754 (1)TOPKICK C7000 (1)U240 (1)U-240 (1)VARIOUS ROCKWELL MODELS (65)VNL (2)
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Showing 551 - 575 of 3,590 Listings

551 - 575 of 3,590 listings
551 - 575 of 3,590 listings
Rockwell RS19145 Rear Differential for a Rockwell RS-19-145

Rockwell RS19145 Rear Differential for a Rockwell RS-19-145

$500 USD
Good used Rockwell RS-19-145 rear, rear differential assembly with emergency brake. 4.11 ratio. 90 day guarantee for swap or refund
ConditionUsed
Rear End4.11 ratio
Fits To Make(s)ROCKWELL
Fits To Model(s)RS-19-145
Stock NumberRyd RS-19-145/4.11/
MLS Number14220470
CategoryDifferentials, Rear
Last Updated3/3/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
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Rydemore Heavy Duty Truck Parts
Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

$500 USD
Good used Rockwell RS-21-145 rear, rear differential assembly. 5.29 ratio. 90 day guarantee for swap or refund
ConditionUsed
Rear End5.29 ratio
Fits To Make(s)ROCKWELL
Fits To Model(s)RS-21-145
Stock NumberRyd RS-21-145/5.29/
MLS Number10310485
CategoryDifferentials, Rear
Last Updated3/2/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
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Rydemore Heavy Duty Truck Parts
Rockwell RS20145 Rear Differential for a Rockwell RS-20-145

Rockwell RS20145 Rear Differential for a Rockwell RS-20-145

$500 USD
Good used Rockwell RS-20-145 rear, rear differential assembly. 3.58 Ratio. 90 day guarantee for swap or refund,
Quantity2
ConditionUsed
Rear End3.58 ratio
Fits To Make(s)ROCKWELL
Fits To Model(s)RS-20-145
Stock NumberRyd RS-20-145/3.58/
MLS Number10204618
CategoryDifferentials, Rear
Last Updated3/2/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
NUMBERCall Seller
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Rydemore Heavy Duty Truck Parts
Rockwell RSL-23-160 Rear Differential

Rockwell RSL-23-160 Rear Differential

$750 USD
Good used Rockwell RSL-23-160 full locking rear, rear differential assembly. 2.67 ratio. 90 day guarantee for swap or refund
ConditionUsed
Rear End2.67 ratio
Fits To Make(s)ROCKWELL
Fits To Model(s)RSL-23-160
Stock NumberRyd RSL-23160/2.67/
MLS Number14137008
CategoryDifferentials, Rear
Last Updated2/27/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
NUMBERCall Seller
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Rydemore Heavy Duty Truck Parts
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