Drivetrain› Differentials and Rear-End Components

Yukon Gear & Axle

USA Standard Spartan Locker For Model 35 w/ 27 Spline Axles and a 1.625in Carrier

$701.89

SKU: Y001 SL M35-1.6-27

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping over $100
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Part #: SL M35-1.6-27

The Spartan Locker is a lunchbox locker that delivers reliable, 100% lockup traction at a low cost. It's design does not use the thrust washers and has a revolutionary spring and pin design that makes installation a snap!

MIA's Description

This Spartan Locker from USA Standard Gear (part of Yukon Gear & Axle) is designed for AMC Model 35 differentials with 27-spline axles and a 1.620-inch side gear bore. It is constructed from durable 9310 steel for enhanced strength, providing reliable 100% lockup. The mechanical locker replaces the spider gears within a standard carrier case.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandYukon Gear & Axle
Part NumberY001 SL M35-1.6-27

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy