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EXCELGM105373 Differential Ring and Pinion Gear Set –3.75 Ratio –Fits GM 10.5" (14 Bolt) –Chevrolet Silverado 2500, Suburban 2500, GMC Sierra 2500 HD, Express 3500 & More–4.10 & Lower Carrier Required
EXCELGM105373 Differential Ring and Pinion Gear Set –3.75 Ratio –Fits GM 10.5" (14 Bolt) –Chevrolet Silverado 2500, Suburban 2500, GMC Sierra 2500 HD, Express 3500 & More–4.10 & Lower Carrier Required EXCELGM105373 Differential Ring and Pinion Gear Set –3.75 Ratio –Fits GM 10.5" (14 Bolt) –Chevrolet Silverado 2500, Suburban 2500, GMC Sierra 2500 HD, Express 3500 & More–4.10 & Lower Carrier Required EXCELGM105373 Differential Ring and Pinion Gear Set –3.75 Ratio –Fits GM 10.5" (14 Bolt) –Chevrolet Silverado 2500, Suburban 2500, GMC Sierra 2500 HD, Express 3500 & More–4.10 & Lower Carrier Required EXCELGM105373 Differential Ring and Pinion Gear Set –3.75 Ratio –Fits GM 10.5" (14 Bolt) –Chevrolet Silverado 2500, Suburban 2500, GMC Sierra 2500 HD, Express 3500 & More–4.10 & Lower Carrier Required

EXCELGM105373 Differential Ring and Pinion Gear Set –3.75 Ratio –Fits GM 10.5" (14 Bolt) –Chevrolet Silverado 2500, Suburban 2500, GMC Sierra 2500 HD, Express 3500 & More–4.10 & Lower Carrier Required

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Product details

Management number 234255949 Release Date 2026/06/27 List Price US$93.85 Model Number 234255949
Category
  1. Automotive
  2. Replacement Parts
  3. Transmission & Drive Train
  4. Differential Rings & Pinions
  • ✅ EXCEL GM 10.5" 3.75 Ring & Pinion Set – High-performance 3.75 ratio gear set designed for GM 10.5" (14 Bolt) rear differentials, providing improved torque and acceleration for heavy-duty trucks and vans.
  • ✅ Premium 8620 Steel Construction – Built for superior strength, wear resistance, and longevity, making it ideal for towing, hauling, and high-load commercial applications.
  • ✅ For 4.10 & Lower Carrier Applications – Specifically designed for GM 10.5" differentials requiring a 4.10 and numerically lower ratio carrier for proper fitment and power distribution.
  • ✅ Precision Fit for OEM Compatibility – Features 45-ring and 12-pinion teeth, a 1.75" pinion shaft diameter, and 30-spline count for smooth power transfer and drivetrain efficiency.
  • ✅ 1-Year/50,000-Mile Warranty – Backed by EXCEL from Richmond’s trusted quality assurance, ensuring long-lasting reliability, high performance, and premium quality for your GM 10.5" rear axle system.

EXCELGM105373 Differential Ring and Pinion Gear Set –3.75 Ratio –Fits GM 10.5" (14 Bolt) –Chevrolet Silverado 2500, Suburban 2500, GMC Sierra 2500 HD, Express 3500 & More–4.10 & Lower Carrier Required

EXCELGM105373 Differential Ring and Pinion Gear Set –3.75 Ratio –Fits GM 10.5" (14 Bolt) –Chevrolet Silverado 2500, Suburban 2500, GMC Sierra 2500 HD, Express 3500 & More–4.10 & Lower Carrier Required

EXCELGM105373 Differential Ring and Pinion Gear Set –3.75 Ratio –Fits GM 10.5" (14 Bolt) –Chevrolet Silverado 2500, Suburban 2500, GMC Sierra 2500 HD, Express 3500 & More–4.10 & Lower Carrier Required

EXCELGM105373 Differential Ring and Pinion Gear Set –3.75 Ratio –Fits GM 10.5" (14 Bolt) –Chevrolet Silverado 2500, Suburban 2500, GMC Sierra 2500 HD, Express 3500 & More–4.10 & Lower Carrier Required

EXCELGM105373 Differential Ring and Pinion Gear Set –3.75 Ratio –Fits GM 10.5" (14 Bolt) –Chevrolet Silverado 2500, Suburban 2500, GMC Sierra 2500 HD, Express 3500 & More–4.10 & Lower Carrier Required

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