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Drivetrain› Differentials and Rear-End Components

Zumbrota Drivetrain

Grizzly Locker, 30 Spline

Name: Grizzly Locker, 30 Spline
Brand: Zumbrota Drivetrain
SKU: YGLD60-3-30

$795.00

SKU: YGLD60-3-30

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Overview

The Yukon Grizzly Locker is a differential locker designed for Dana Spicer 60 axles with 30 spline axles. It is engineered for 4.10 gear ratios and numerically lower ratios. This locker features 8620 internals for enhanced durability and a patented internal design intended to reduce common failure points. It is assembled in the USA.

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The Yukon Grizzly Locker is a robust differential locker specifically designed for Dana Spicer 60 axles equipped with 30 spline axles. This locker is engineered to work with 4.10 gear ratios and any numerically lower ratios. Its construction features 8620 internals, providing added strength and durability for demanding applications. The patented internal design is a key innovation, aimed at significantly reducing the likelihood of common locker failures. This differential locker is proudly assembled in the USA. Key specifications for this Yukon Grizzly Locker include a 4.10 gear ratio, 30 spline count, and compatibility with Dana 60 axle types. The product is made with 8620 internals for superior strength and has an assembly location in the USA. It is important to note that this locker is not compatible with c-clip axles. Proper installation and verification of axle type are crucial for correct fitment.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

Brand	Zumbrota Drivetrain
Part Number	YGLD60-3-30
Category	Drivetrain

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Returns & Fitment

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.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

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