Motive Gear G80390 Differential Ring and Pinion, 3.90 Ratio, GM 7.75" IRS, Performance Gear, Replaces 69-0461-1, Compatible with 2004-2006 Pontiac GTO

★★★★★ 4.9 110 reviews

$363.99
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$363.99
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Product details

Management number 219408547 Release Date 2026/05/03 List Price $145.60 Model Number 219408547
Category
  • Performance Upgrade for GM 7.75" IRS The Motive Gear G80390 Differential Ring and Pinion provides a high-performance upgrade with a 3.90 gear ratio, designed for GM 7.75" IRS applications, perfect for enhancing driving dynamics.
  • High-Quality Construction Made from durable 8620 steel, the ring gear measures 7.75 inches in diameter, ensuring long-lasting reliability and strength for superior handling and performance in your vehicle's differential.
  • Precise Gear Tooth Count The pinion gear features 11 teeth, while the ring gear has 43 teeth, providing optimal gear engagement and efficient power transfer, contributing to better acceleration and overall vehicle performance.
  • Easy Compatibility with Pontiac GTO This ring and pinion set replaces part numbers 69-0461-1, GMBW-390-NG, and SS78-391, and is designed for the 2004-2006 Pontiac GTO with GM 7.75" IRS, ensuring a perfect fit for these models.
  • 2-Year or 100,000 Miles Warranty Motive Gear offers a 2-year or 100,000 miles warranty on the G80390 differential ring and pinion, providing peace of mind with a reliable, high-performance product for your GM 7.75" IRS differential.
Brand Motive Gear
Model Motive Gear G80390 Differential Ring and Pinion
Exterior Machined
Item Weight 16 pounds
Manufacturer Motive Gear
OEM Part Number G80390
Item model number G80390
Product Dimensions 3.94 x 7.87 x 9.84 inches
Manufacturer Part Number G80390

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