Collection: Eaton & Dana Spicer Differential and Axle Parts | NOS OEM Parts
Eaton & Dana Spicer Differential and Axle Parts | NOS & OEM Gears
High-quality Dana Spicer and Eaton differential ring & pinion gearsets, axle gears, and related drivetrain components. We carry New Genuine, New Old Stock (NOS), and verified take-out parts for popular heavy-duty axles including S135, S150, G360CA, DS/RS series, and more.
Whether you need better highway fuel economy, stronger pulling power, or a reliable rebuild, we have the right gear ratio in stock and ready to ship from Mansfield, Ohio.
Call 419-522-3320 for expert help matching the correct ratio to your engine, transmission, and tire setup.
What We Stock
- Dana Spicer Ring & Pinion Gearsets — New Genuine and NOS for S135, S150, G360CA and other popular models
- Eaton Differential Gears — Side gears, spider gears, and full nest kits
- Popular Ratios — From fuel-efficient highway gears to deep reduction off-road and vocational ratios
- Condition Options — New OEM, NOS, and inspected take-out gearing
Why Buy From DPX
- Expert Ratio & Fitment Assistance — We help you choose the right gear for your specific application
- Quality Inspected Parts — Teeth, backlash, and patterns checked before shipping
- Fast Shipping — Parcel or LTL from our Ohio warehouse. International shipping available
- Hard-to-Find NOS Inventory — Many parts no longer available from dealers
DPX Drivetrain Tools Hub
Free tools built by rebuilders for truckers and fleets — Road Speed & Ratio Calculator, gear ratio comparison charts, and full IPL library for instant parts identification.
Open DPX Drivetrain Tools Hub →
Common Applications
Line-haul, vocational, construction, municipal, utility fleets, and heavy equipment doing differential rebuilds, ratio changes, or full drivetrain refreshes.
Need help finding the right gearset? Send us your axle tag, BOM number, or current ratio — we’ll verify compatibility fast. Call 419-522-3320.
Heavy-Duty Solutions — Built to Perform. Trusted to Last.
Discount Parts Exchange (DPX) — Since 1997.
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Vendor:Dana Off-Highway DOH044CS114X Dana 44 Center Section | Casting 39073 | New Off-Highway Housing
044CS114X | Dana 44 Center Section | Casting 39073 | New Genuine (NOS) New genuine Dana Off-Highway center...Regular price $497.74 USDSale price $497.74 USD Regular priceUnit price per -
Vendor:Dana Off-Highway DOH815328 Dana, Clark-Hurth Models 1640, BD70, BD90 Gear Set | New "Take-Off" Aftermarket
815328 | Dana / Clark-Hurth Gear Set | 1640 / BD70 / BD90 | 3.27 RH Ratio |...Regular price $1,374.74 USDSale price $1,374.74 USD Regular priceUnit price per$1,674.47 USDSale -
Vendor:Eaton / Dana Heavy Axle98113 Gearset | Euroricambi, Dana, Eaton RT480, 6.17/8.40 Ratio – New (NOS)
98113 | Euroricambi Dana / Eaton RT480 Gearset | 6.17 / 8.40 Ratio | New Genuine (NOS) New...Regular price $1,547.74 USDSale price $1,547.74 USD Regular priceUnit price per$1,974.47 USDSale -
Vendor:Eaton / Dana Heavy Axle95580 Gearset | Dana Eaton 44DS, DS480P, 4.88 Ratio – New Take-Off Genuine
95580 | Eaton / Dana Gearset | 44DS / DS480P | 4.88 Ratio | New Take-Off Genuine New...Regular price $1,247.74 USDSale price $1,247.74 USD Regular priceUnit price per$1,747.74 USDSale -
Vendor:Eaton / Dana Heavy Axle95577 Gearset | Dana Eaton 44DS, DS480P, 4.11 Ratio – New Take-Off Genuine
95577 | Eaton / Dana Gearset | 44DS / DS480P | 4.11 Ratio | New Take-Off Genuine New...Regular price $1,247.74 USDSale price $1,247.74 USD Regular priceUnit price per$1,747.74 USDSale -
Vendor:Eaton / Dana Heavy Axle94378 | Eaton / Dana-Spicer 23105-C 39 Spline Axle Gears | New OEM
94378 | Eaton / Dana-Spicer 23105-C Axle Gears | 39 Spline – New Genuine (NOS) 94378 (also 094378)...Regular price $157.47 USDSale price $157.47 USD Regular priceUnit price per$281.54 USDSale -
Vendor:Eaton / Dana Heavy Axle86784 | Eaton / Dana-Spicer DS480 A-Gears | 22 Spline | New Genuine
86784 | Eaton / Dana-Spicer DS480 A-Gears | 22 Spline – New Genuine (NOS) 86784 (also 086784) are...Regular price $74.47 USDSale price $74.47 USD Regular priceUnit price per$124.47 USDSale -
Vendor:Eaton / Dana Heavy Axle81470 | Eaton Dana-Spicer Oil Pump | 44DS, 44DT, 44DP Power Divider (New Genuine)
81470 | Eaton / Dana-Spicer Oil Pump | 44DS / 44DT / 44DP Power Divider – New Genuine...Regular price $397.47 USDSale price $397.47 USD Regular priceUnit price per -
Vendor:Dana Off-Highway DOH706248-4X Gearset | Dana D706248-4, Meritor/AxleTech, 7/41 R5.86 – Genuine
706248-4X | Dana Gearset | TC 7/41 R5.86 | Meritor/AxleTech | New Genuine (NOS) New genuine Dana gearset...Regular price $774.47 USDSale price $774.47 USD Regular priceUnit price per -
Vendor:Eaton / Dana Heavy Axle68909R94 Gearset | Genuine International RA39 |Dana F155/F170 | 7.80 Ratio
68909R94 | International RA39 / Dana F155/F170 Gear Set | 7.80 Ratio – New Genuine (NOS) 68909R94 is...Regular price $1,774.47 USDSale price $1,774.47 USD Regular priceUnit price per$1,974.47 USDSale -
Vendor:Eaton / Dana Heavy Axle597248C91 Gearset | International RA474, RA57, W230, 3.73 Ratio – Genuine Dana Spicer
597248C91 | International RA474 / RA57 / W230 Gear Set | 3.73 Ratio | New Genuine (NOS) New...Regular price $774.74 USDSale price $774.74 USD Regular priceUnit price per$947.74 USDSale -
Vendor:Eaton / Dana Heavy Axle40638 | Eaton / Dana-Spicer 24V 2-Speed Diff Lock Motor | New OEM (NOS)
40638 | Eaton / Dana-Spicer 24V 2-Speed Diff Lock Motor | New Genuine (NOS) New genuine Eaton /...Regular price $377.74 USDSale price $377.74 USD Regular priceUnit price per$497.65 USDSale
Your #1 Source for Remanufactured Transmissions, Differentials, Transfer Cases & PTOs — Since 1997
Trusted by Fleets & Technicians for Over 25 Years
Discount Parts Exchange delivers quality, reliability, and value in every drivetrain component. Backed by decades of hands-on experience, our heavy-duty solutions are built to keep your truck running.