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Dana S21-170D Axles & Differentials For Sale

Browse Dana S21-170D Axles & Differentials for sale on MyLittleSalesman.com. Compare prices, photos, and seller details across 9 listings. Dana S21-170D pricing ranges from $0 to $0 based on recent marketplace data. Filter by condition, price, or year to find the right Dana S21-170D.
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Axles & Differentials (9)
   Axle Assemblies, Rear (3)    Axle Housings, Rear (3)    Differentials, Rear (3)
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Showing 1 - 9 of 9 Listings

1 - 9 of 9 listings
1 - 9 of 9 listings
Dana S21-170D Rear Differential for a 2019 Peterbilt 337

Dana S21-170D Rear Differential for a 2019 Peterbilt 337

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(Used) 2019 Peterbilt 337, DIFFERENTIAL GEARS ONLY- Part Number: 515671, Serial Number: HN07628962, Make: Spicer, Model: S21-170D, Ratio: 5.57, Capacity: 21,000 Lbs, Reference images for...
ConditionUsed
Rear End5.57 ratio
Fits To Make(s)Peterbilt
Fits To Model(s)337
Will Fit Year(s)2019
Part Number515671
Stock NumberP-505016
MLS Number14427985
CategoryDifferentials, Rear
Last Updated6/14/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
Save
CRG Heavy Truck Parts
Dana S21-170D Rear Axle Housing for a 2019 Peterbilt 337

Dana S21-170D Rear Axle Housing for a 2019 Peterbilt 337

Contact for price
(Used) 2019 Peterbilt 337, DIFFERENTIAL HOUSING ONLY- Part Number: 515671, Serial Number: HN07628962, Make: Spicer, Model: S21-170D, Ratio: 5.57, Capacity: 21,000 Lbs, Suspension: Leaf...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)337
Will Fit Year(s)2019
Part Number515671
Stock NumberP-505014
MLS Number14427983
CategoryAxle Housings, Rear
Last Updated6/14/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
Save
CRG Heavy Truck Parts
Dana S21-170D Rear Axle Assembly for a 2019 Peterbilt 337

Dana S21-170D Rear Axle Assembly for a 2019 Peterbilt 337

Contact for price
(Used) 2019 Peterbilt 337, COMPLETE REAR DIFFERENTIAL- Part Number: 515671, Serial Number: HN07628962, Make: Spicer, Model: S21-170D, Ratio: 5.57, Capacity: 21,000 Lbs, Hub Bolts: 10,...
ConditionUsed
Rear End5.57 ratio
Fits To Make(s)Peterbilt
Fits To Model(s)337
Will Fit Year(s)2019
Part Number515671
Stock NumberP-505012
MLS Number14427981
CategoryAxle Assemblies, Rear
Last Updated6/14/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
Save
CRG Heavy Truck Parts
Dana S21-170D Rear Differential for a 2012 Kenworth T270

Dana S21-170D Rear Differential for a 2012 Kenworth T270

Contact for price
(Used) 2012 Kenworth T270, DIFFERENTIAL GEARS ONLY- Part Number: 512327, Serial Number: HN03777831, Make: Spicer, Model: S21-170D, Ratio: 4.56, Capacity: 16,000 Lbs, Reference images for...
ConditionUsed
Rear End4.56 ratio
Fits To Make(s)Kenworth
Fits To Model(s)T270
Will Fit Year(s)2012
Part Number512327
Stock NumberP-504584
MLS Number14427534
CategoryDifferentials, Rear
Last Updated6/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
Save
CRG Heavy Truck Parts
Dana S21-170D Rear Axle Housing for a 2012 Kenworth T270

Dana S21-170D Rear Axle Housing for a 2012 Kenworth T270

Contact for price
(Used) 2012 Kenworth T270, DIFFERENTIAL HOUSING ONLY- Part Number: 512327, Serial Number: HN03777831, Make: Spicer, Model: S21-170D, Ratio: 4.56, Capacity: 16,000 Lbs, Suspension: Air...
ConditionUsed
Fits To Make(s)Kenworth
Fits To Model(s)T270
Will Fit Year(s)2012
Part Number512327
Stock NumberP-504583
MLS Number14427533
CategoryAxle Housings, Rear
Last Updated6/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
Save
CRG Heavy Truck Parts
Dana S21-170D Rear Axle Assembly for a 2012 Kenworth T270

Dana S21-170D Rear Axle Assembly for a 2012 Kenworth T270

Contact for price
(Used) 2012 Kenworth T270, COMPLETE REAR DIFFERENTIAL- Part Number: 512327, Serial Number: HN03777831, Make: Spicer, Model: S21-170D, Ratio: 4.56, Capacity: 16,000 Lbs, Hub Bolts: 10,...
ConditionUsed
Rear End4.56 ratio
Fits To Make(s)Kenworth
Fits To Model(s)T270
Will Fit Year(s)2012
Part Number512327
Stock NumberP-504581
MLS Number14427531
CategoryAxle Assemblies, Rear
Last Updated6/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
Save
CRG Heavy Truck Parts
Dana S21-170D Rear Axle Assembly for a 2016 Peterbilt 337

Dana S21-170D Rear Axle Assembly for a 2016 Peterbilt 337

Contact for price
(Used) 2016 Peterbilt 337, COMPLETE REAR DIFFERENTIAL- Part Number: 515671, Serial Number: HN04841733, Make: Spicer, Model: S21-170D, Ratio: 5.57, Capacity: 21,000 Lbs, Hub Bolts: 10,...
ConditionUsed
Rear End5.57 ratio
Fits To Make(s)Peterbilt
Fits To Model(s)337
Will Fit Year(s)2016
Part Number515671
Stock NumberP-500623
MLS Number14256841
CategoryAxle Assemblies, Rear
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
Save
CRG Heavy Truck Parts
Dana S21-170D Rear Axle Housing for a 2016 Peterbilt 337

Dana S21-170D Rear Axle Housing for a 2016 Peterbilt 337

Contact for price
(Used) 2016 Peterbilt 337, DIFFERENTIAL HOUSING ONLY- Part Number: 515671, Serial Number: HN04841733, Make: Spicer, Model: S21-170D, Ratio: 5.57, Capacity: 21,000 Lbs, Suspension: Air...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)337
Will Fit Year(s)2016
Part Number515671
Stock NumberP-500624
MLS Number14256842
CategoryAxle Housings, Rear
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
Save
CRG Heavy Truck Parts
Dana S21-170D Rear Differential for a 2016 Peterbilt 337

Dana S21-170D Rear Differential for a 2016 Peterbilt 337

Contact for price
(Used) 2016 Peterbilt 337, DIFFERENTIAL GEARS ONLY- Part Number: 515671, Serial Number: HN04841733, Make: Spicer, Model: S21-170D, Ratio: 5.57, Capacity: 21,000 Lbs, Reference images for...
ConditionUsed
Rear End5.57 ratio
Fits To Make(s)Peterbilt
Fits To Model(s)337
Will Fit Year(s)2016
Part Number515671
Stock NumberP-500627
MLS Number14256845
CategoryDifferentials, Rear
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
Save
CRG Heavy Truck Parts
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