EXCEL 12BT308, Differential Ring & Pinion, For GM 8.875 Truck, Gear Ratio: 3.08, 12-Bolt, 30 Spline, 13 Pinion & 40 Ring Tooth- Fits Chevrolet C10/C20/K10/K20/G10/G20/K5 Blazer/P10/P20-1963-1982

Product OverviewEnhance your GM 8.875" truck differential with the EXCEL 12BT308 Ring & Pinion Set. Engineered for smooth highway performance, improved fuel efficiency, and factory-accurate fitment for classic GM trucks from 1963 to 1982. 🔹 Features & Benefits: ✅ 3.08 Gear Ratio for better fuel efficiency and highway driving.✅ 12-Bolt Cover ensures proper fitment and durability.✅ 30-Spline Pinion with 13-Pinion Gear Teeth for high-stress applications.✅ 1.438” Pinion Shaft Diameter for improved power transfer.✅ 8.875” Ring Gear with 40 Teeth for smooth engagement.✅ Made from 8620 Steel for superior durability and longevity.✅ Requires a 2.76 to 3.42 Ratio Carrier for proper installation.✅ Ideal for daily driving, highway performance, and classic restorations.✅ Direct OE replacement, ensuring easy installation & factory compatibility. 🚗 Application & Compatibility: ✅ Chevrolet Models:Chevrolet Blazer (1969-1974)Chevrolet C10 (1975-1982)Chevrolet C10 Panel (1965-1967)Chevrolet C10 Pickup (1963-1974)Chevrolet C10 Suburban (1967-1982)Chevrolet C20 (1975-1981)Chevrolet C20 Pickup (1969-1974)Chevrolet C20 Suburban (1973-1981)Chevrolet G10 (1975-1981)Chevrolet G10 Van (1963-1974)Chevrolet G20 (1975-1981)Chevrolet G20 Van (1967-1974)Chevrolet K10 (1975-1981)Chevrolet K10 Pickup (1963-1974)Chevrolet K10 Suburban (1967-1982)Chevrolet K20 (1975-1981)Chevrolet K20 Pickup (1969-1974)Chevrolet K20 Suburban (1973-1981)Chevrolet K5 Blazer (1975-1981)Chevrolet P10 (1975-1980)Chevrolet P10 Series (1965-1967)Chevrolet P10 Van (1967-1974)Chevrolet P20 (1975-1981)Chevrolet P20 Series (1966-1967) 🔄 Replaces For: ✅ USA Standard Gear: 36173✅ Richmond Gear: 49-0068-1✅ Transtar Industries: 742J730✅ Motive Gear: GM12-308✅ Richmond Gear: SGM12T01✅ USA Standard Gear: ZG GM12T-308 🛡 Warranty & Why Choose EXCEL from Richmond? Backed by a 1-year or 50,000-mile warranty, the EXCEL 12BT308 Ring & Pinion Set ensures durability, performance, and precise fitment. As a trusted name in differential gears, EXCEL delivers OEM-quality components built for long-lasting performance. Upgrade your GM 8.875" truck differential with EXCEL from Richmond’s 3.08 Ring & Pinion Set for maximum efficiency and highway performance! 🚗💨

• ✅ Superior Compatibility: Designed for GM 8.875" Truck differentials with a differential carrier break of 2.76 to 3.42 ratios, offering a direct replacement for USA Standard Gear 36173 and ZG GM12T-308.
• ✅ Precision Engineering: Features a 3.08 gear ratio with a pinion gear tooth count of 13 and a ring gear tooth count of 40, providing smooth and efficient operation for Chevrolet and GMC selected models.
• ✅ Built to Standard Specifications: Includes 12 cover bolts, 12 ring gear bolts, and a standard ring gear rotation, with a pinion shaft diameter of 1.438 inches and a 30-spline pinion count for exact fitment.
• ✅ High-Quality Materials: Crafted from durable 8620 steel, the EXCel by Richmond 12BT308 Ring and Pinion Gear Set ensures reliable performance and long-lasting durability for GM 8.875" Truck differentials.
• ✅ Trusted Performance Guarantee: Backed by a 1-year or 50,000-mile warranty, this ring and pinion gear set delivers dependable performance for light-duty differentials, ensuring peace of mind on every drive.