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Truck Parts (2970)
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Axles & Differentials (2970)
   Axle Assemblies, Front (100)    Axle Assemblies, Rear (26)    Axle Housings, Front (133)    Axle Housings, Rear (147)    Axle Housings (1)    Axle Parts (2)    Axle Shafts (329)    Differential Misc. Parts (4)    Differentials, Front (712)    Differentials, Rear (1409)    Differentials, Unspecified (92)    Spindles / Knuckles (14)
Make
Rockwell (2970)
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)23160 (1)23-160 (7)258LP (1)2C9129 (1)3.08 (3)3.42 (4)3.55 (2)3.58 (4)3.73 (1)338 (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)61143WX204 4.30 (2)6V1348 (1)6W1349 (2)6X1350 (1)6Y1351 (1)71163 (1)7400 (1)9400 (1)A3200W1869-390 (1)A87211544 (1)A87211555 (1)A87242545 (1)A87242556 (1)ACTERRA (3)ALL AMERICAN/ALL CANADIAN (1)B80500 (1)C3121V1348 (1)C500 (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 (5)D140 (1)EQHD (1)ESQHD (1)EZ RIDER (1)F106 (1)F145NX25-720 (1)F1566 (1)F650 (2)F700 (1)FD4000 (1)FD961 (1)FD965 (2)FDS1800-529 (1)FDS1800SAX-591 (1)FDS1807RSA15-683 (1)FDS2101RSA (1)FDS90RSAX11-720 (1)FDS90RSAX2-720 (1)FF 931 (6)FF941 (8)FF961 (11)FF966 (2)FF981 (4)FF987 (1)FG941 (2)FL941 (9)FL943 (3)H140-617 (2)H170 (5)H-170 (3)H170-613 (1)H170-717 (1)H-172 (2)H340 (1)H601 (2)LN8000 (1)LT625 (1)M2 (1)M2 112 Medium Duty (1)Md 20-14X (3)MD20/143 (3)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)MV2014P (3)MX10-120-538 (1)MX18120HR (1)MX23160 (1)OTHER (4)pr60hx4-529 (1)PRA40 (1)PS101HX5 (1)PS51HX23 (1)PSC826HDB226 (2)PSOC 205HDB205 (1)QD100 (1)QR100 (2)QT140 (1)R100 (1)R1344 (1)R140 (2)R170 (3)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 (329)RD-20-145 (7)RD20145 (FRONT RT40145) (1)RD20145A (5)RD20145P (2)RD2014X (1)RD23160 (47)RD23-180 (1)RDL 20-145 (1)RDL1245 (1)RDL20145 (13)RDL20-145 (12)RDL23160 (8)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 (10)RP20-145 (1)RP20145 2.64 (1)RP23160 (3)RPL20145 (3)RPL23160 (5)RR 40-145 (7)RR17-145 (2)RR20-140 (2)RR20145 (410)RR20-165 (1)RR21160 (1)RR-22-145 (2)RR23160 (29)RR23-160 (12)RR-23-164 (1)RR-24-180 (1)RR270 (1)RRL20145 (5)RRL20-145 (15)RRL23160 (6)RRL23-160 (6)RRL23160 **NEW NEW** (1)RRL23180 (1)RRL-26-180 (1)RS 17140 (1)RS120 (1)RS13120 (3)RS15120 (5)RS-16-141 (1)RS17140 (10)RS17144 (3)RS-17144 (2)RS17145 (17)RS17220 (1)RS-17-220T (1)RS19144 (2)RS19145 (27)RS19-145 (1)RS19220 (1)RS-20-143 (1)RS20145 (223)RS20145A (7)RS2014X (2)RS21145 (53)RS-21-160 (1)RS21230 (8)RS-22-145 (2)RS23 160 (1)RS23160 (70)RS23161 (6)RS23-161 (2)RS23180 (11)RS23-180 (2)RS-23-185 (1)RS23-186 (1)RS-23-240 (1)RS24160 (1)RS26185 (3)RS30380 (1)RS-30-380 (2)RSL20145 (3)RSL-20145 (3)RSL-20-145 (6)RSL-21-145 (6)RSL23160 (14)RSL-23-160 (11)RSL23-160 (1)RSL23180 (5)RSL-23-180 (6)RSL23-186 (2)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)SHRA (1)SHRR (1)SLHD (2)SQ 100 (1)SQ 100 SQHD (1)SQ100 (65)SQ-100 (1)SQ100 FRONT (1)SQ100 QAR (1)SQ100 REAR (1)SQ100R (1)SQHD (6)SQHP (8)SQHR (6)SQR100 (4)SR170 (3)SSHD (21)SSHD FRONT (1)SSHR (6)SUDD (1)SUDR (1)TA267HDB113 (1)TDR-24-754 (1)U240 (1)U-240 (1)VARIOUS ROCKWELL MODELS (67)VNL (2)
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Showing 226 - 250 of 2,970 Listings

226 - 250 of 2,970 listings
226 - 250 of 2,970 listings
Rockwell RS19145 Rear Differential for a Rockwell RS-19-145

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

$600 USD
Good used Rockwell RS-19-145 rear, rear differential assembly. 5.86 ratio 90 day gurantee for swap or refund.
Quantity2
ConditionUsed
Rear End5.86 ratio
Fits To Make(s)ROCKWELL
Fits To Model(s)RS-19-145
Stock NumberRyd RS-19-145/5.86/
MLS Number14164833
CategoryDifferentials, Rear
Last Updated3/2/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
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Rockwell RD20145 Front Differential

Rockwell RD20145 Front Differential

$1,100 USD
Good used Rockwell RD20-145 Front, 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)RD20145
Stock NumberRyd RD20-145/3.58/4
MLS Number10260065
CategoryDifferentials, Front
Last Updated2/26/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
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Rockwell RS15120 Rear Differential for a Rockwell RS-15-120

Rockwell RS15120 Rear Differential for a Rockwell RS-15-120

$600 USD
Good used Rockwell RS-15-120 rear, rear differential assembly. 4.10 Ratio. 90 day guarantee for swap or refund,
ConditionUsed
Rear End4.10 ratio
Fits To Make(s)ROCKWELL
Fits To Model(s)RS-15-120
Stock NumberRyd RS15-120/4.10/3
MLS Number10744547
CategoryDifferentials, Rear
Last Updated2/24/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
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Rydemore Heavy Duty Truck Parts
Rockwell RS15120 Rear Differential for a Rockwell RS-15-120

Rockwell RS15120 Rear Differential for a Rockwell RS-15-120

$600 USD
Good used Rockwell RS-15-120 rear, rear differential assembly. 4.30 Ratio. 90 day guarantee for swap or refund,
ConditionUsed
Rear End4.30 ratio
Fits To Make(s)ROCKWELL
Fits To Model(s)RS-15-120
Stock NumberRyd RS-15-120/4.30/
MLS Number12159544
CategoryDifferentials, Rear
Last Updated2/26/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
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Rydemore Heavy Duty Truck Parts
Rockwell RSL-20-145 Rear Differential

Rockwell RSL-20-145 Rear Differential

$750 USD
Good used Rockwell RSL-20-145 full locking rear, rear differential assembly. 3.42 ratio. 90 day guarantee for swap or refund
ConditionUsed
Rear End3.42 ratio
Fits To Make(s)ROCKWELL
Fits To Model(s)RSL-20-145
Stock NumberRyd RSL-20-145/3.42
MLS Number14137030
CategoryDifferentials, Rear
Last Updated2/11/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
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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 Rear, Rear Differential Assembly. 3.73 ratio. 90 day guarantee for swap or refund.
Quantity3
ConditionUsed
Rear End3.73 ratio
Fits To Make(s)ROCKWELL
Fits To Model(s)RSL-23-160
Stock NumberRyd RSL-23-160/3.73
MLS Number11436501
CategoryDifferentials, Rear
Last Updated2/5/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
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Rydemore Heavy Duty Truck Parts
Rockwell RSL-20-145 Rear Differential

Rockwell RSL-20-145 Rear Differential

$750 USD
Good used Rockwell RSL-20-145 full locking rear, rear differential assembly. 4.33 ratio. 90 day guarantee for swap or refund
ConditionUsed
Rear End4.33 ratio
Fits To Make(s)ROCKWELL
Fits To Model(s)RSL-20-145
Stock NumberRyd RSL-20-145/4.33
MLS Number14123871
CategoryDifferentials, Rear
Last Updated2/4/2026
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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