Collection: Detroit Locker & NoSpin Assemblies | Traction Solutions
Shop our inventory of genuine Eaton Detroit Lockers for heavy-duty truck and vocational applications. Built by Eaton and Tractech, the Detroit Locker is a fully mechanical automatic locking differential trusted in demanding conditions. It instantly locks both axles together when traction is lost — delivering maximum power to the ground with no driver input, air lines, or electronics required.
How a Detroit Locker Works:
Watch this short video to see the robust mechanical locking action:
▶ Watch: Detroit Locker Explained (YouTube)
We stock Detroit Lockers for popular heavy-duty axle applications including Dana DS404, S150, Meritor F106, SSHD, and many other tandem and single axle setups commonly found in Class 8 trucks, construction equipment, logging trucks, and severe-service vehicles.
Heavy-Duty Solutions — Built to Perform. Trusted to Last.
Discount Parts Exchange (DPX) — Your Source for Genuine Eaton Detroit Lockers.
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Vendor:Detroit Locker250S-166 Eaton Detroit Locker No-Spin | 1.850" – 36 Spline | Dana S135 / S150 / 360CA
250S-166 | Eaton Detroit Locker No-Spin | 1.850″ 36-Spline | Fits Dana S135/S150/360CA | New (Bulk Packaged) The...Regular price $524.47 USDSale price $524.47 USD Regular priceUnit price per$859.00 USDSale -
Vendor:Detroit Locker350S-47 Eaton Detroit Locker No-Spin Assy | 36 Spline | Dana DS461 / DS462 / DS463
350S-47 Eaton Detroit Locker No-Spin Assembly – 2.310" (36-Spline) | Fits Dana / Eaton / International | Genuine...Regular price $1,574.47 USDSale price $1,574.47 USD Regular priceUnit price per -
Vendor:Detroit Locker350S-13 Eaton Detroit Locker 24 Spline | A3230W23 Rockwell SSHD | New Take-Off Genuine
350S-13 Eaton Detroit Locker — 2.380" OD, 24-Spline | Rockwell SSHD / SR170 / R155 | New Take-Off...Regular price $1,094.74 USDSale price $1,094.74 USD Regular priceUnit price per$1,274.47 USDSale -
Vendor:Detroit Locker306S-92 Eaton Detroit Locker No-Spin Assy | Rockwell Q100 | Genuine OEM
306S-92 Eaton Detroit Locker No-Spin Assembly – Rockwell Q100 (1614 Series) | Genuine OEM The 306S-92 Eaton Detroit...Regular price $1,595.00 USDSale price $1,595.00 USD Regular priceUnit price per -
Vendor:Detroit Locker306S-223 Eaton Detroit Locker No-Spin Assy | Dana DST40, RST40 | Genuine OEM
306S-223 Eaton Detroit Locker No-Spin Assembly – Dana DST40 / RST40 | Genuine OEM The 306S-223 Eaton Detroit...Regular price $1,595.00 USDSale price $1,595.00 USD Regular priceUnit price per -
Vendor:Detroit Locker250S-97 Eaton Detroit Locker F106-1.750"-34 Spline | Genuine OEM
250S-97 Eaton Detroit Locker – F106 Axle, 1.750" (34-Spline) – Genuine OEM The 250S-97 Eaton Detroit Locker is...Regular price $1,347.74 USDSale price $1,347.74 USD Regular priceUnit price perSold out -
Vendor:Detroit Locker250S-13 Eaton Detroit Locker F106-19 Spline | Trac Tech 66519 | New Genuine
250S-13 Eaton Detroit Locker – F106, 1.750" (19-Spline) – Trac Tech 66519 – New Genuine The 250S-13 Eaton...Regular price $1,347.74 USDSale price $1,347.74 USD Regular priceUnit price perSold out -
Vendor:Eaton / Dana Heavy Axle132874 Dana Locker No-Spin Assembly | 41 Spline | Eaton DST40 / RST40
132874 Dana Locker No-Spin Assembly — 2.120" (41-Spline) | Fits Eaton DST40 / RST40 | New The 132874...Regular price $1,595.00 USDSale price $1,595.00 USD Regular priceUnit price perSold out
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