Eaton S21-170 Rear Differentials For Sale in United States

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Industry
Truck Parts

Category
Differentials, Rear

Manufacturer
Eaton

Model
S21-170

Country
United States

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1 - 7 of 7 listings

Eaton S21-170 Rear Differential for a Peterbilt 335

3 0

2009 Eaton S21-170 Rear Differential for a Peterbilt 335

$1,816 USD

(USED) Eaton S21-170 Ratio: 3.21 Side Gear Splines: 46 W/ Locker: NO Cast#: CANNOT VERIFY

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	335
Stock Number	25804127
MLS Number	13617903
Category	Differentials, Rear
Last Updated	6/1/2025
Location	Council Bluffs, IA, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton S21-170 Rear Differential for a Peterbilt 382

3 0

2016 Eaton S21-170 Rear Differential for a Peterbilt 382

$1,325 USD

(USED) Eaton S21-170 Ratio: 5.57 Side Gear Splines: 46 W/ Locker: NO Cast#: 515655

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	382
Stock Number	25792366
MLS Number	13561473
Category	Differentials, Rear
Last Updated	5/7/2025
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton S21-170 Rear Differential for a Peterbilt 337

3 0

2018 Eaton S21-170 Rear Differential for a Peterbilt 337

$1,816 USD

(USED) Eaton S21-170 Ratio: 5.25 Side Gear Splines: 46 W/ Locker: NO Cast#: RUSTED Ref# 515653

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	337
Part Number	515653
Stock Number	25744569
MLS Number	13385131
Category	Differentials, Rear
Last Updated	2/9/2025
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton S21-170 Rear Differential for a Peterbilt 384

3 0

2008 Eaton S21-170 Rear Differential for a Peterbilt 384

$1,816 USD

(USED) Eaton S21-170 Ratio: 3.73 Side Gear Splines: 46 W/ Locker: NO Cast#: RUSTED Ref# 512508

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	384
Part Number	512508
Stock Number	25727848
MLS Number	13283723
Category	Differentials, Rear
Last Updated	12/22/2024
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton S21-170 Rear Differential for a Peterbilt 337

4 0

2011 Eaton S21-170 Rear Differential for a Peterbilt 337

$1,816 USD

(USED) Eaton S21-170 Ratio: 5.38 Side Gear Splines: 46 W/ Locker: NO

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	337
Stock Number	25635655
MLS Number	12800679
Category	Differentials, Rear
Last Updated	11/22/2024
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton S21-170 Rear Differential for a Kenworth T270

3 0

2013 Eaton S21-170 Rear Differential for a Kenworth T270

$1,816 USD

(USED) Eaton S21-170 Ratio: 5.34 Side Gear Splines: 46 W/ Locker: NO Cast#: -

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T270
Stock Number	25696411
MLS Number	13183502
Category	Differentials, Rear
Last Updated	10/27/2024
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton S21-170 Rear Differential for a Kenworth T370

0 0

2012 Eaton S21-170 Rear Differential for a Kenworth T370

$2,420 USD

(USED) Eaton S21-170 Ratio: 5.25 Side Gear Splines: 46 W/ Locker: YES Cast#: VERIFY

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T370
Stock Number	25844924
MLS Number	13780791
Category	Differentials, Rear
Last Updated	8/27/2025
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

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