Yukon Gear & Axle YA G26015323 1541H Alloy Rear Axle 30-Spline Left Hand Inner

The Yukon Gear & Axle YA G26015323 is a high-performance 1541H alloy replacement rear axle shaft engineered specifically for GM 8.5-inch rear differentials found in 1979 and newer GM trucks and Blazers. This left-hand inner axle shaft provides a significant strength upgrade over original equipment components while maintaining affordability for performance and replacement applications.

Key Specifications:

• Material: 1541H alloy steel construction
• Overall length: 35.46 inches
• Spline count: 30-spline configuration
• U-joint size: 5-760X
• Position: Left-hand inner axle
• Application: GM 8.5-inch rear differential (1979 and newer)
• Primary fitment: 1988-1991 GM 1/2-ton trucks

Performance Benefits:

• 1541H alloy steel offers 25-50% strength increase over stock 1040/1050 axles
• Advanced heat-treating process for superior durability
• Induction-hardened for maximum torsional and bending strength
• Rolled splines provide 30% strength increase over cut splines
• One-piece forged construction eliminates weak points

Yukon Gear & Axle manufactures their 1541H alloy axles using high-quality alloy steel with enhanced heat-treatment processes. The 1541H material combines carbon, manganese, phosphorus, sulfur, and silicon to deliver exceptional strength characteristics while remaining cost-effective for truck and SUV applications. This axle shaft is ideal for vehicles used for towing, off-road driving, or any application requiring increased drivetrain durability beyond factory specifications.

Whether you're replacing a worn original axle or upgrading your drivetrain for improved performance, this Yukon 1541H alloy axle provides reliable strength and durability backed by Yukon's five-year warranty against manufacturing defects.