EXCEL 12BT410 GM 8.875" 4.10 Ratio Ring & Pinion Gear Set – 12 Bolt Rear Differential, High-Strength 8620 Steel – Fits Chevrolet & GMC C10, K10, C20, K20, K5 Blazer, Suburban, G-Series (1964-1982)
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Product details
| Management number | 211857056 | Release Date | 2026/04/06 | List Price | $47.80 | Model Number | 211857056 | ||
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EXCEL 12BT410 GM 8.875" 4.10 Ratio Ring & Pinion Gear Set – 12 Bolt Rear DifferentialHigh-Performance Ring & Pinion Set for GM 8.875" (12 Bolt) DifferentialsThe EXCEL by Richmond 12BT410 is a premium-quality 4.10 ratio ring and pinion set, precision-engineered for GM 8.875" (12 Bolt) truck differentials. Made from durable 8620 steel, this gear set provides excellent wear resistance, ensuring long-lasting performance in heavy-duty and high-torque applications.Key Features & Benefits:OEM-Quality Construction: Precision-cut gears for a smooth, quiet ride and optimal power transfer.Durable 8620 Steel: Industry-standard material for enhanced strength and longevity under load.Perfect Fit & Compatibility: Designed for GM 8.875" (12 Bolt) rear differentials with a 3.73 or numerically higher ratio carrier.Direct Replacement: Replaces GM Part #69-0204-1, USA Standard Gear 36177, Motive Gear GM12-411A, and more.Reliable Performance: Ideal for daily driving, towing, and off-road use.Applications & Compatibility:Fits GM 8.875" (12 Bolt) rear differentials found in the following Chevrolet & GMC vehicles:1969-1974 Chevrolet Blazer1965-1982 Chevrolet C10 / C10 Suburban / C20 / C20 Suburban1964-1982 Chevrolet K10 / K10 Suburban / K20 / K20 Suburban / K5 Blazer1975-1981 Chevrolet & GMC G10, G20, G30 Vans1964-1982 Chevrolet & GMC P-Series (P10, P20, P30)Replaces:USA Standard Gear: 36177Richmond Gear: 69-0204-1Transtar Industries: 742J730EMotive Gear: GM12-411 / GM12-411AWarranty:Backed by a 1-year or 50,000-mile warranty, ensuring high-quality performance for years to come.Why Choose EXCEL from Richmond?EXCEL by Richmond is a trusted brand in drivetrain components, providing industry-leading precision and strength for off-road, street, and towing applications.
- ✅ OEM-Quality Ring & Pinion Set: GM 8.875" (12 Bolt) 4.10 ratio differential gear set, engineered for smooth power transfer & durability in high-performance applications.
- ✅ High-Strength 8620 Steel: Manufactured from premium 8620 steel for superior wear resistance, reliability, and long-lasting performance under heavy loads.
- ✅ Precise Fitment & Compatibility: Designed for GM 8.875" (12 Bolt) rear differentials; requires a 3.73 and numerically higher ratio carrier for proper installation.
- ✅ Exact OEM Replacement: Directly replaces Richmond Gear 69-0204-1, USA Standard Gear 36177, Transtar 742J730E, and Motive Gear GM12-411A for seamless fit.
- ✅ Wide Vehicle Compatibility: Fits Chevrolet & GMC C10, K10, C20, K20, K5 Blazer, Suburban, P-Series & G-Series Vans (1964-1982). Backed by a 1-year / 50,000-mile warranty.
| Brand | Excel |
|---|---|
| Model | Ring and Pinion |
| Exterior | Machined |
| Item Weight | 13.3 pounds |
| Manufacturer | EXCel |
| OEM Part Number | 12BT410 |
| Item model number | 12BT410 |
| Product Dimensions | 11 x 15.25 x 5.5 inches |
| Manufacturer Part Number | 12BT410 |
| Is Discontinued By Manufacturer | No |
Differential Rings & Pinions
Face Mists
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