What gear ratios does this Detroit Locker work with?

This Detroit Locker is designed for rear Dana 70 axles and is compatible with gear ratios of 4.10 and numerically lower. This includes common ratios like 3.73 and 3.55.

Does this differential require any special maintenance?

No, this Detroit Locker features a clutchless, maintenance-free design. You'll still need to follow standard gear oil change intervals for your differential, but the locker mechanism itself requires no special upkeep.

What is the spline count and axle shaft diameter for this locker?

This Eaton Detroit Locker is a 35 spline unit and is designed for axles with a 1.50-inch axle shaft diameter. It's specifically made for the Dana 70 rear axle.

Eaton Detroit Locker Differential 35 Spline Dana 70 225SL58D

Name: Eaton Detroit Locker Differential 35 Spline 1.50in Axle Shaft Dia 4.10 & Down Ratio Rear Dana 70
Brand: Eaton
Price: 1362.69 USD
Availability: InStock

Eaton Detroit Locker Differential 35 Spline 1.50in Axle Shaft Dia 4.10 & Down Ratio Rear Dana 70

$1362.69

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Eaton Detroit Locker Differential 35 Spline 1.50in Axle Shaft Dia 4.10 & Down Ratio Rear Dana 70. Provides 100% automatic traction for maximum grip.

Key Features

Fits 85+ vehicle make/model combinations.
Provides maximum traction to both wheel ends.
100% automatic locking operation requires no driver action.
Clutchless design requires no maintenance.
Works reliably in both forward and reverse.
Designed for rear Dana 70 axles.

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Will this fit your vehicle?

Product Details

What you get with this Eaton Detroit Locker differential is a robust, automatic locking unit designed to keep both rear wheels driving, no matter what. This is a maintenance-free design that works in both forward and reverse, giving you maximum traction when you need it most. It's built for applications where ultimate grip is essential, ensuring both wheels are always engaged even if one loses contact with the road.

This differential is a well-built unit featuring 35 spline count and a 1.50-inch axle shaft diameter, specifically for rear Dana 70 axles. It's set up to work with gear ratios of 4.10 and numerically lower (like 3.73 or 3.55). The Detroit Locker's unique mechanism provides 100% automatic engagement without any driver input, and its clutchless design means no regular maintenance is required beyond standard gear oil changes. This makes it a strong option for vehicles that see tough use, from work trucks to off-road builds.

This differential fits a wide range of vehicles, including many Chevrolet Astro vans, Dodge B-series vans, and Chrysler Town & Country models from various years. It's a significant upgrade for anyone looking to improve their vehicle's traction capabilities in challenging conditions.