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Eaton DSP40 Axles & Differentials For Sale

Browse Eaton DSP40 Axles & Differentials on MyLittleSalesman.com and compare listings with prices from $11 to $3,000. Sellers include Holst Truck Parts, Vander Haag's, Garabedian Equipment, and more. Filter by condition, price, or year to quickly narrow down to the right Eaton DSP40.
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   Axle Assemblies, Front (2)    Axle Assemblies, Rear (1)    Axle Housings, Front (80)    Axle Housings, Rear (10)    Axle Shafts (28)    Differential Cores (2)    Differential Misc. Parts (11)    Differentials, Front (289)    Differentials, Rear (21)    Differentials, Unspecified (5)
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DSP40 (449)
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Showing 1 - 25 of 449 Listings

1 - 25 of 449 listings
1 - 25 of 449 listings
Eaton DSP40 Front Differential for a 2005 Peterbilt 379

Eaton DSP40 Front Differential for a 2005 Peterbilt 379

Newly Listed
$1,095 USD
T.O DSP40 4.11 RATIO, WILL INSPECT IN OUR GEAR SHOP, 90 DAY WARRANTY., Ratio: 4.11, Casting#: NA
ConditionUsed
Rear End4.11 ratio
Fits To Make(s)Peterbilt
Fits To Model(s)379
Will Fit Year(s)2005
Stock Number61426-3
MLS Number14450201
CategoryDifferentials, Front
Last Updated6/25/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
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Holst Truck Parts
Eaton DSP40 Front Axle Housing for a 2005 Peterbilt 379

Eaton DSP40 Front Axle Housing for a 2005 Peterbilt 379

Newly Listed
$1,295 USD
DSP40 FRONT AXLE HOUSING ON FLEXAIR SUSPENSION, Hub Bolts: 10, Suspension: FLEXAIR, Brake Type: DRUM, Casting#: NA
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)379
Will Fit Year(s)2005
Stock Number61426-9
MLS Number14450187
CategoryAxle Housings, Front
Last Updated6/25/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
NUMBERCall Seller
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Holst Truck Parts
Eaton DSP40 3 Gear Kit for Power Divider Input Drive Gear I.A.D. Output Side, Fits After 6-08

Eaton DSP40 3 Gear Kit for Power Divider Input Drive Gear I.A.D. Output Side, Fits After 6-08

$407.43 USD
3 gear kit for power divider input drive gear, I.A.D. assembly, output side gear fits after 6-08, Serial#: 504209 s-23369, Core Charge: N/A, Casting#: 504209 s-23369
ConditionNew
Part Number504209 s-23369 PDDSP40
Stock Numberpddsp40
MLS Number9591743
CategoryDifferential Misc. Parts
Last Updated6/13/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
NUMBERCall Seller
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Holst Truck Parts
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