Yukon Gear & Axle YGK2313 Muscle Car Re-Gear Kit GM 12-Bolt 30 Spline 3.08 Ratio

The Yukon Gear & Axle YGK2313 is a complete Muscle Car Re-Gear Kit engineered for the GM 12-Bolt Passenger (12P) differential with 30-spline axles and a 3.08 gear ratio. This all-inclusive differential re-gear kit bundles a high-quality Yukon ring and pinion gear set with every bearing, seal, shim, and installation component required to complete the job — no separate parts sourcing needed.

Designed specifically for classic GM muscle car applications using the 8.875-inch 12-bolt passenger axle, the YGK2313 covers a wide range of iconic platforms including the Chevelle, Camaro, Firebird, GTO, and other vehicles built around the GM 12P rear end.

Key Features:

• Complete Re-Gear Package: Includes ring and pinion gear set plus all required bearings and installation hardware in one part number
• GM 12-Bolt Passenger Axle: Designed for the 8.875-inch GM 12P differential housing
• 30-Spline Pinion: Heavy-duty 30-spline configuration for maximum strength
• 3.08 Gear Ratio: Improves launch performance and delivers more aggressive acceleration
• Advanced Manufacturing: Yukon ring and pinion sets are produced using state-of-the-art design, advanced heat-treating techniques, and rigorous quality testing to meet precise surface finish and structural specifications
• Yukon Y.E.S. Plan Eligible: Backed by Yukon's Extended Service Plan — a comprehensive, no-questions-asked lifetime protection plan

Whether you're restoring a classic muscle car or building a high-performance street machine around the GM 12-bolt rear end, the YGK2313 delivers everything needed to complete a professional-quality re-gear in a single convenient kit.