Motive Gear GM10-342A Ring & Pinion 3.42 Ratio + R10RLMK Rear Master Kit with Koyo Bearings for GM 8.5|8.625" Differential 10 Bolt

★★★★★ 4.8 127 reviews

$261.99
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$261.99
Price when purchased online
Free shipping Free 30-day returns

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Product details

Management number 212858031 Release Date 2026/04/12 List Price $104.80 Model Number 212858031
Category
  • ✅ Fits GM 8.5" & 8.625" Rear Differentials – Engineered for street and off-road performance with a 3.42 gear ratio
  • ✅ High-Strength 8620 Steel – Precision-manufactured for durability, quiet operation, and long-lasting performance.
  • ✅ Optimized Gear Design – Features 41-ring gear teeth and 12-pinion teeth for smooth, efficient power transfer.
  • ✅ Complete Master Bearing Kit – Includes Koyo tapered bearings, seals, crush sleeve, shims, and installation hardware.
  • ✅ Motive Gear Quality Assurance – Backed by a 1-Year Warranty, ensuring superior reliability and performance.
Brand Motive Gear

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4.8 out of 5
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127 ratings | 52 reviews
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