'Peterbilt 579' search results in Eaton Rear Differentials For Sale

3 0

2014 Eaton RS404 Rear Differential for a Peterbilt 579

$375 USD

(USED) Eaton RS404 Ratio: 3.08 Side Gear Splines: 41 W/ Locker: NO Cast#: NF DI 21H3 1

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Stock Number	25487339
MLS Number	12338419
Category	Differentials, Rear
Last Updated	11/8/2025
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

(844) 503-___ SHOW
NUMBERCall Seller

2 0

Eaton RSP41 Rear Differential for a 2014 Peterbilt 579

$700 USD

GOOD USED, Core Charge: 0, Ratio: 3.55

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	PETERBILT
Fits To Model(s)	579
Will Fit Year(s)	2014
Stock Number	2A2E56774
MLS Number	13867312
Category	Differentials, Rear
Last Updated	10/10/2025
Location	Ste-Julie, QC, Canada
Sold By	Camions Lussier-Lussicam inc.

(844) 503-___ SHOW
NUMBERCall Seller

2 0

Eaton Rear Differential for a 2016 Peterbilt 579

$700 USD

GOOD USED, Core Charge: 0, Ratio: 3.36

Condition	Used
Rear End	3.36 ratio
Fits To Make(s)	PETERBILT
Fits To Model(s)	579
Will Fit Year(s)	2016
Stock Number	2A2E56675
MLS Number	13778168
Category	Differentials, Rear
Last Updated	9/10/2025
Location	Ste-Julie, QC, Canada
Sold By	Camions Lussier-Lussicam inc.

(833) 359-___ SHOW
NUMBERCall Seller

1 0

2018 Eaton RSH40 Rear Differential for a Peterbilt 579

$795 USD

USED EATON RSH40 REAR REAR DIFFERENTIAL/3.55 RATIO

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	PETERBILT
Fits To Model(s)	579
Stock Number	89974
MLS Number	12834984
Category	Differentials, Rear
Last Updated	8/15/2025
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

(833) 359-___ SHOW
NUMBERCall Seller

1 0

2013 Eaton RSP40 Rear Differential for a Peterbilt 579

$795 USD

USED EATON RSP40 REAR REAR DIFFERENTIAL/3.36 RATIO

Condition	Used
Rear End	3.36 ratio
Fits To Make(s)	PETERBILT
Fits To Model(s)	579
Stock Number	72176
MLS Number	12827374
Category	Differentials, Rear
Last Updated	8/15/2025
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

(855) 624-___ SHOW
NUMBERCall Seller

2 0

Eaton DSP41 Rear Differential for a 2016 Peterbilt 579

Contact for price

2016 PETE 579 EATON DSP41, 3.36 RATIO, LOW AIR LEAF, DISC BRAKES, ABS, 52" SPREAD, 40000 LBS, Serial#: NA, Ratio: 3.36

Condition	Used
Rear End	3.36 ratio
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Will Fit Year(s)	2016
Stock Number	3846-PETE-4
MLS Number	13686055
Category	Differentials, Rear
Last Updated	7/5/2025
Location	STURGEON COUNTY, AB, Canada
Sold By	Badger Truck Parts Ltd.

3 0

2015 Eaton S23-190 Rear Differential for a Peterbilt 579

$375 USD

(USED) Eaton S23-190 Ratio: 2.53 Side Gear Splines: 46 W/ Locker: NO Cast#: 07K14

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Stock Number	25819363
MLS Number	13679184
Category	Differentials, Rear
Last Updated	7/2/2025
Location	Council Bluffs, IA, US
Sold By	Vander Haag's Inc.

2 0

2016 Eaton RSP40 Rear Differential for a Peterbilt 579

$360 USD

(USED) Eaton RSP40 Ratio: 3.25 Side Gear Splines: 41 W/ Locker: NO Cast#: Na

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Stock Number	25670062
MLS Number	13013476
Category	Differentials, Rear
Last Updated	6/27/2025
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

4 0

2016 Eaton S23-190D Rear Differential for a Peterbilt 579

$375 USD

(USED) Eaton S23-190D Ratio: 2.69 Side Gear Splines: 46 W/ Locker: YES Cast#: 09F15

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Stock Number	25798757
MLS Number	13604258
Category	Differentials, Rear
Last Updated	6/21/2025
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

3 0

2016 Eaton RSP41 Rear Differential for a Peterbilt 579

$360 USD

(USED) Eaton RSP41 Ratio: 3.25 Side Gear Splines: 41 W/ Locker: NO Cast#: -

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Stock Number	25391280
MLS Number	12040041
Category	Differentials, Rear
Last Updated	6/20/2025
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

2 0

2014 Eaton RSP40 Rear Differential for a Peterbilt 579

$360 USD

(USED) Eaton RSP40 Ratio: 3.25 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Stock Number	25801519
MLS Number	13605906
Category	Differentials, Rear
Last Updated	6/5/2025
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

2 0

2017 Eaton RSP41 Rear Differential for a Peterbilt 579

$317 USD

(USED) Eaton RSP41 Ratio: 3.70 Side Gear Splines: 41 W/ Locker: NO Cast#: Na

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Stock Number	25762834
MLS Number	13501908
Category	Differentials, Rear
Last Updated	5/30/2025
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

2 0

2017 Eaton RSP41 Rear Differential for a Peterbilt 579

$350 USD

(USED) Eaton RSP41 Ratio: 3.08 Side Gear Splines: 41 W/ Locker: NO Cast#: N/A

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Stock Number	25663317
MLS Number	12927736
Category	Differentials, Rear
Last Updated	5/3/2025
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

9 0

2015 Eaton RSP41 Rear Differential for a Peterbilt 579

$350 USD

(USED) Eaton RSP41 Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: - COULD NOT VERIFY THE CAST NUMBER. ID TAG IDENTIFIED CRR. GOUGE ON LIP OF CASING. SPLINE GEARS ARE SHOWING WEAR.

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Stock Number	25784650
MLS Number	13541367
Category	Differentials, Rear
Last Updated	4/26/2025
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

5 0

2015 Eaton RSP40 Rear Differential for a Peterbilt 579

$375 USD

(USED) Eaton RSP40 Ratio: 3.08 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Stock Number	25705914
MLS Number	13181309
Category	Differentials, Rear
Last Updated	10/17/2024
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

4 0

2014 Eaton RSP41 Rear Differential for a Peterbilt 579

$360 USD

(USED) Eaton RSP41 Ratio: 3.25 Side Gear Splines: 41 W/ Locker: NO Cast#: - COULD NOT VERIFY CAST NUMBER, MODEL TAG WAS STILL LEGIBLE FOR MODEL NUMBER.

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Stock Number	25691414
MLS Number	13118591
Category	Differentials, Rear
Last Updated	9/18/2024
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

3 0

2015 Eaton RSP40 Rear Differential for a Peterbilt 579

$360 USD

(USED) Eaton RSP40 Ratio: 3.25 Side Gear Splines: 41 W/ Locker: NO Cast#: -

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Stock Number	25488587
MLS Number	12277241
Category	Differentials, Rear
Last Updated	8/29/2024
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

(833) 913-___ SHOW
NUMBERCall Seller

0 0

2017 Eaton RDP41 Rear Differential for a Peterbilt 579

2023 Eaton S23-190D307 Rear Differential for a Peterbilt 579

$3,250 USD

S23-190D, 3.07 LOCKER differential, from ZERO mile non-wrecked 2024 Peterbilt 579. +$1250 CORE

Condition	Used
Rear End	3.07 ratio
Fits To Make(s)	PETERBILT
Fits To Model(s)	579
Stock Number	10768
MLS Number	13067553
Category	Differentials, Rear
Last Updated	11/5/2025
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

0 0

2015 Eaton RSP40 Rear Differential for a Peterbilt 579

$350 USD

(USED) Eaton RSP40 Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: VERIFY

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Stock Number	25882514
MLS Number	13904952
Category	Differentials, Rear
Last Updated	10/17/2025
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

0 0

2016 Eaton RSP40 Rear Differential for a Peterbilt 579

$350 USD

(USED) Eaton RSP40 Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: 511323

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Stock Number	25851913
MLS Number	13789546
Category	Differentials, Rear
Last Updated	9/5/2025
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

0 0

2015 Eaton RSP40 Rear Differential for a Peterbilt 579

$415 USD

(USED) Eaton RSP40 Ratio: 3.25 Side Gear Splines: 41 W/ Locker: NO Cast#: Na

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Stock Number	25843147
MLS Number	13758899
Category	Differentials, Rear
Last Updated	8/17/2025
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

0 0

2016 Eaton RSP40 Rear Differential for a Peterbilt 579

$350 USD

(USED) Eaton RSP40 Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: NA

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Stock Number	25823287
MLS Number	13709002
Category	Differentials, Rear
Last Updated	8/3/2025
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.