Eaton S21-170 Rear Differentials For Sale

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Industry
Truck Parts

Category
Differentials, Rear

Manufacturer
Eaton

Model
S21-170

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1 - 2 of 2 listings

Eaton S21-170 Rear Differential for a Peterbilt 382

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

2017 Eaton S21-170 Rear Differential for a Peterbilt 337

$1,816 USD

(USED) Eaton S21-170 Ratio: 4.78 Side Gear Splines: 41 W/ Locker: NO Cast#: 515652

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	337
Stock Number	25886468
MLS Number	13980193
Category	Differentials, Rear
Last Updated	1/9/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

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