Rockwell Axles &amp; Differentials For Sale

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1994 Rockwell SQ100 Differential

Contact for price

REMANUFACTURED SQ100 REAR REAR ROCKWELL DIFFERENTIAL, RATIO:3.90, CAST:3200-M-1313, COMPLETE, READY TO WORK, ALSO MANY DIFFERENTIALS IN STOCK

Condition	Remanufactured
Stock Number	7948-0801252
MLS Number	13737090
Category	Differentials, Unspecified
Last Updated	8/1/2025
Location	Miami, FL, US
Sold By	4-Trucks Enterprises LLC

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

$600 USD

Good used Rockwell RS-20-145 rear, rear differential assembly. 4.33 ratio. 90 day guarantee for swap or refund.

Condition	Used
Rear End	4.33 ratio
Fits To Make(s)	ROCKWELL
Fits To Model(s)	RS-20-145
Stock Number	Ryd RS-20-145/4.33/
MLS Number	11661954
Category	Differentials, Rear
Last Updated	7/30/2025
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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

$600 USD

Good used Rockwell RS-20-145 rear, rear differentital assembly. 5.13 ratio. 90 day guarantee for swap or refund.

Condition	Used
Rear End	5.13 ratio
Fits To Make(s)	ROCKWELL
Fits To Model(s)	RS-20-145
Stock Number	Ryd RS-20-145/5.13/
MLS Number	11620999
Category	Differentials, Rear
Last Updated	7/30/2025
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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

$600 USD

Good used Rockwell RS-20-145 rear, rear differential assembly. 5.57 ratio. 90 day guarantee for swap or refund

Condition	Used
Rear End	5.57 ratio
Fits To Make(s)	ROCKWELL
Fits To Model(s)	RS-20-145
Stock Number	Ryd RS-20-145/5.57/
MLS Number	11459109
Category	Differentials, Rear
Last Updated	7/30/2025
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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

$600 USD

Good used Rockwell RS-19-145 rear, rear differential assembly with emergency brake. 5.13 ratio. 90 day guarantee for swap or refund

Quantity	5
Condition	Used
Rear End	5.13 ratio
Fits To Make(s)	ROCKWELL
Fits To Model(s)	RS-19-145
Stock Number	Ryd RS-19-145/5.13/
MLS Number	11999594
Category	Differentials, Rear
Last Updated	7/30/2025
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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

$600 USD

Good used Rockwell RS-19-145 rear, rear differential assembly. 5.29 ratio. 90 day guarantee for swap or refund

Quantity	2
Condition	Used
Rear End	5.29 ratio
Fits To Make(s)	ROCKWELL
Fits To Model(s)	RS-19-145
Stock Number	Ryd RS-19-145/5.29/
MLS Number	11999590
Category	Differentials, Rear
Last Updated	7/30/2025
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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

$600 USD

Good used Rockwell RS-20-145 rear, rear differential assembly. 2.64 Ratio. 90 day guarantee for swap or refund,

Quantity	3
Condition	Used
Rear End	2.64 ratio
Fits To Make(s)	ROCKWELL
Fits To Model(s)	RS-20-145
Stock Number	Ryd RS-20-145/2.64/
MLS Number	12332039
Category	Differentials, Rear
Last Updated	7/30/2025
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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

$600 USD

Good used Rockwell RS-20-145 rear, rear differential assembly. 4.88 Ratio. 90 day guarantee for swap or refund,

Quantity	2
Condition	Used
Rear End	4.88 ratio
Fits To Make(s)	ROCKWELL
Fits To Model(s)	RS-20-145
Stock Number	Ryd RS-20-145/4.88/
MLS Number	10744584
Category	Differentials, Rear
Last Updated	7/30/2025
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

Rockwell RS23160 Rear Differential for a Rockwell RS-23-160

$850 USD

Good used Rockwell RS-23-160 rear, rear differential assembly. 5.38 ratio. 90 day guarantee for swap or refund

Quantity	2
Condition	Used
Rear End	5.38 ratio
Fits To Make(s)	ROCKWELL
Fits To Model(s)	RS-23-160
Stock Number	Ryd RS-23-160/5.38/
MLS Number	10568072
Category	Differentials, Rear
Last Updated	7/30/2025
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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

$600 USD

Good used Rockwell RS-21-145 rear, rear differential assembly. 5.86 ratio. 90 day guarantee for swap or refund

Condition	Used
Rear End	5.86 ratio
Fits To Make(s)	ROCKWELL
Fits To Model(s)	RS-21-145
Stock Number	Ryd RS-21-145/5.86/
MLS Number	11121773
Category	Differentials, Rear
Last Updated	7/30/2025
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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Rockwell RD20145 Front Differential

$1,000 USD

3.21 Ratio 41 Spline

Condition	Used
Fits To Make(s)	Rockwell
Fits To Model(s)	RD20145
Stock Number	R12111474
MLS Number	13700594
Category	Differentials, Front
Last Updated	7/15/2025
Location	Spokane Valley, WA, US
Sold By	Spalding Truck Parts

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Rockwell RR20145 Rear Differential for a Rockwell RR-20-145

$500 USD

Rear Carrier 3.21 Ratio

Condition	Used
Fits To Make(s)	Rockwell
Fits To Model(s)	RR-20-145
Stock Number	R12111475
MLS Number	13700593
Category	Differentials, Rear
Last Updated	7/15/2025
Location	Spokane Valley, WA, US
Sold By	Spalding Truck Parts

2005 Rockwell CENTURY Rear Differential

$850 USD

GOOD USED ROCKWELL RR20145-3.73 REAR DIFFERENTIAL EXC.

Condition	Used
Fits To Make(s)	Rockwell
Fits To Model(s)	CENTURY
Stock Number	145085
MLS Number	13697722
Category	Differentials, Rear
Last Updated	7/12/2025
Location	Oil City, LA, US
Sold By	Bobby Johnson Equipment Co., Inc.

2005 Rockwell CENTURY Front Differential

$1,250 USD

GOOD USED ROCKWELL RD20145-3.73 FRONT DIFFERENTIAL EXC.

Condition	Used
Fits To Make(s)	Rockwell
Fits To Model(s)	CENTURY
Stock Number	145084
MLS Number	13697721
Category	Differentials, Front
Last Updated	7/12/2025
Location	Oil City, LA, US
Sold By	Bobby Johnson Equipment Co., Inc.

Rockwell Axle Shaft

$125 USD

USED ROCKWELL AXLE SHAFT, SHAFT LENGTH: 40-9/16" BOLT HOLE COUNT: 8, FLANGE DIAMETER: 8-1/4", SPLINE COUNT: 22, SPLINE DIAMETER: 2-1/8", TAPERED BOLT HOLES

Quantity	7
Condition	Used
Fits To Make(s)	Rockwell
Stock Number	140366
MLS Number	13677538
Category	Axle Shafts
Last Updated	7/12/2025
Location	Oil City, LA, US
Sold By	Bobby Johnson Equipment Co., Inc.

Rockwell Axle Shaft

$150 USD

USED B110-9 ROCKWELL AXLE SHAFT, LENGTH: 38-1/8", SPLINE COUNT: 41, SPLINE DIAMETER: 2", BOLT HOLES: 8 STRAIGHT, FLANGE DIAMETER: 8-1/2"

Condition	Used
Fits To Make(s)	Rockwell
Stock Number	140460
MLS Number	11139235
Category	Axle Shafts
Last Updated	7/1/2025
Location	Oil City, LA, US
Sold By	Bobby Johnson Equipment Co., Inc.

Rockwell Axle Shaft

$200 USD

USED B110-2 ROCKWELL AXLE SHAFT, LENGTH: 46-1/8", SPLINE COUNT: 46, SPLINE DIAMETER: 2-1/4", BOLT HOLES: 8 TAPERED, FLANGE DIAMETER: 8-1/2"

Condition	Used
Fits To Make(s)	Rockwell
Stock Number	140459
MLS Number	13677539
Category	Axle Shafts
Last Updated	7/1/2025
Location	Oil City, LA, US
Sold By	Bobby Johnson Equipment Co., Inc.

Rockwell Axle Shaft

$150 USD

USED ROCKWELL AXLE SHAFT, MODEL B110-9, LENGTH 43-1/8", 8 BOLT HOLES STRAIGHT, SPLINE COUNT: 41, SPLINE DIAMETER: 2-1/8", FLANGE DIAMETER: 8-1/2"

Quantity	2
Condition	Used
Fits To Make(s)	Rockwell
Stock Number	140457
MLS Number	11139234
Category	Axle Shafts
Last Updated	7/1/2025
Location	Oil City, LA, US
Sold By	Bobby Johnson Equipment Co., Inc.

Rockwell Axle Shaft

$150 USD

USED ROCKWELL AXLE SHAFT, MODEL B110-9, LENGTH 37", 8 BOLT HOLES STRAIGHT, SPLINE COUNT: 41, SPLINE DIAMETER: 2-1/8", FLANGE DIAMETER: 8-1/2"

Quantity	2
Condition	Used
Fits To Make(s)	Rockwell
Stock Number	140456
MLS Number	11139233
Category	Axle Shafts
Last Updated	7/1/2025
Location	Oil City, LA, US
Sold By	Bobby Johnson Equipment Co., Inc.

Rockwell Axle Shaft

$125 USD

USED B110-8M ROCKWELL AXLE SHAFT, SHAFT LENGTH: 44", BOLT HOLE COUNT: 8, TAPERED, FLANGE DIAMETER: 8-1/2", SPLINE COUNT: 41, SPLINE DIAMETER: 2-1/8"

Condition	Used
Fits To Make(s)	Rockwell
Stock Number	140371
MLS Number	11139228
Category	Axle Shafts
Last Updated	7/1/2025
Location	Oil City, LA, US
Sold By	Bobby Johnson Equipment Co., Inc.

Rockwell Axle Shaft

$125 USD

USED B110-9 ROCKWELL AXLE SHAFT, SHAFT LENGTH: 44", BOLT HOLE COUNT: 8, FLANGE DIAMETER: 8-1/4", SPLINE COUNT: 41, SPLINE DIAMETER: 2-1/8", STRAIGHT HOLE

Quantity	2
Condition	Used
Fits To Make(s)	Rockwell
Stock Number	140365
MLS Number	11139227
Category	Axle Shafts
Last Updated	7/1/2025
Location	Oil City, LA, US
Sold By	Bobby Johnson Equipment Co., Inc.

Rockwell ROCKWELL AXLE SHAFT Axle Shaft for a Rockwell AXLE SHAFT

$150 USD

ROCKWELL AXLE SHAFT, B110-96-E-1019, LENGTH: 37-3/8, SPLINE O.D:2-1/8, SPLINE COUNT:41, FLANGE O.D: 8-1/2 BOLT HOLES:8, BC: 7,

Condition	Used
Fits To Make(s)	Rockwell
Fits To Model(s)	ROCKWELL AXLE SHAFT
Stock Number	131730
MLS Number	11138834
Category	Axle Shafts
Last Updated	7/1/2025
Location	Oil City, LA, US
Sold By	Bobby Johnson Equipment Co., Inc.

Rockwell ROCKWELL AXLE SHAFT Axle Shaft for a Rockwell AXLE SHAFT

$125 USD

ROCKWELL AXLE SHAFT ,B110-96-X-350, LENGTH: 43-3/8, SPLINE O.D: 2-1/8", SPLINE COUNT:41, FLANGE O.D: 8-1/2, BOLT HOLES:8, BC: 7",

Condition	Used
Fits To Make(s)	Rockwell
Fits To Model(s)	ROCKWELL AXLE SHAFT
Stock Number	131728
MLS Number	11138833
Category	Axle Shafts
Last Updated	7/1/2025
Location	Oil City, LA, US
Sold By	Bobby Johnson Equipment Co., Inc.

1994 Rockwell 9400 Axle Shaft

$150 USD

ROCKWELL AXLE, B110-86-F1020, LENGTH: 43-1/2, SPLINE O.D: 2-1/8", SPLINE COUNT: 41, FLANGE O.D: 8-1/2, BOLT HOLES:8, BC: 7"

Quantity	3
Condition	Used
Fits To Make(s)	Rockwell
Fits To Model(s)	9400
Stock Number	82431
MLS Number	11138404
Category	Axle Shafts
Last Updated	7/1/2025
Location	Oil City, LA, US
Sold By	Bobby Johnson Equipment Co., Inc.