Yukon Gear & Axle

Yukon Gear Grizzly Locker For GM & Chrysler 11.5in w/ 30 Spline Axles - YGLGM11.5-30

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SKU:
YUKYGLGM11.5-30
UPC:
883584280132
MPN:
YGLGM11.5-30
Availability:
Regularly stocked product
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$1,757.89
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Description

Do I need to modify my vehicle to install a Yukon Grizzly Locker?
Yukon Grizzly Lockers are engineered as drop-in differentials, designed for seamless integration with your existing axle components.

How does the Yukon Grizzly Locker improve traction?
This mechanical positive-locking differential delivers 100% power to both tires instantly, maximizing forward momentum on any terrain.

Yukon Grizzly Lockers provide unparalleled traction for your differential, earning a 9/9 for Serious Rock Crawling. Its mechanical positive-locking design sends 100% power to both wheels, boasting up to 350% greater strength versus back-cut designs for ultimate drivetrain resilience. Conquer any obstacle with absolute confidence in your differential's performance.

What Owners Say

Owners and enthusiasts describe the Yukon Grizzly Locker as a "beast of a diff" that delivers serious locking performance, with drivers reporting it handles snowy conditions well when driven carefully. The automatic locking action is noticeable—you'll feel a slight shimmy as it engages and disengages, and it locks up with minimal throttle input, which some find aggressive. Daily drivers note it's manageable once you learn to coast around turns, though it's generally considered less refined than limited-slip or selectable options, particularly with manual transmissions. Despite the learning curve, the Grizzly has earned respect as a capable locker for those prioritizing maximum traction over street manners.

Key Features

  • mechanical positive-locking differential
  • 100% power to both tires
  • allows for disengagement while negotiating turns
  • inner clutch teeth have a larger radius at the base
  • offers up to 350% greater strength versus back-cut designs
  • Assembled in the USA

Why Choose the YUK Grizzly Lockers

Delivers unwavering traction on any terrain, conquering obstacles with confidence.

Maximizes forward momentum by sending 100% power to both wheels instantly.

Provides precise control, allowing seamless negotiation of challenging turns.

Transforms your vehicle's strength with superior internal components for extreme durability.

Who Is This For?

Weekend Off-Roading — 9/10
Mechanical positive-locking differential provides 100% power to both tires.

Serious Rock Crawling — 9/10
Mechanical positive-locking differential provides 100% power to both tires.

Overlanding / Expedition — 8/10
Mechanical positive-locking differential provides 100% power to both tires.

Drag Racing — 7/10
Offers up to 350% greater strength versus back-cut designs.

Track / Autocross — 6/10
Allows for disengagement while negotiating turns.

Street Performance — 5/10
Mechanical positive-locking differential provides 100% power to both tires.

Additional Resources

Official Yukon Gear & Axle Product Page

Installation Guide (PDF)

Important Notices

⚠️ Proposition 65 Warning: This product can expose you to chemicals including lead and/or other substances known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.

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Additional Information

Clearance Item:
N
MPN:
YGLGM11.5-30
Proposition 65:
Y
Case Lot Quantity:
1
Category:
Drivetrain>Differentials
Install Type:
Drop-In
Product Level:
Premium Performance
Weekend Off-Roading:
9/10
Serious Rock Crawling:
9/10
Overlanding / Expedition:
8/10
Drag Racing:
7/10
Track / Autocross:
6/10
Street Performance:
5/10
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