3.90 Ratio Performance Differential Ring and Pinion for 7.5 (Inch) (10 Bolt)

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Motive Gear Performance ring and pinions are perfect for dedicated racing or off-road vehicle. Our gear sets are made from first-run steel, we never use recycled metal. This allows Motive Gear Performance ring and pinions to handle the extreme torque from high horsepower racing engines. Extensive engineering, computer controlled heat treatment, superior strength, quality and the widest selection of racing gear ratios, makes Motive Gear Performance ring and pinions the clear winner! Engineered to the highest standards, every Motive Gear Performance product goes through rigid quality control processes in our in-house lab. Motive Gear Performance: What the pros run!

G975390 Application Notes

Warranty

2 Years or 100,000 Miles

G975390 Specifications

Cover Bolt Quantity 10
Differential Carrier Break 3.23 Ratio and Higher
Differential Case Design Type GM 7.5, GM 7.625
Pinion Gear Tooth Quantity 10
Pinion Shaft Diameter 1.438 (Inch)
Pinion Spline Count 27
Ring & Pinion Gear Ratio 3.90
Ring Gear Bolt Quantity 10
Ring Gear Diameter 7.5 (Inch)
Ring Gear Material 9310 Steel
Ring Gear Rotation Standard
Ring Gear Tooth Quantity 39
Taxonomy A LD Differential, LD Differential, LD Differential, LD Differential, LD Differential
Taxonomy B Ring and Pinion, Ring and Pinion, Ring and Pinion, Ring and Pinion, Ring and Pinion
Taxonomy C GM 7.5, GM 7.625, GM 7.5, GM 7.625, GM 7.5, GM 7.625, GM 7.5, GM 7.625, GM 7.5, GM 7.625
Taxonomy D Front or Rear, Front or Rear, Front or Rear, Front or Rear, Front, Rear
Where to buy

Vehicle Applications

  • 2004 – 2013 Chevrolet Colorado

    Application notes:

    • For GM 7.6" IFS
    • 3.90 Ratio
    • Pro Gear
    • Requires a 3.23 and Numerically Higher Ratio Carrier
  • 2004 – 2012 GMC Canyon

    Application notes:

    • For GM 7.6" IFS
    • 3.90 Ratio
    • Pro Gear
    • Requires a 3.23 and Numerically Higher Ratio Carrier
  • 2006 – 2010 Hummer H3

    Application notes:

    • For GM 7.5"/7.625" (10 Bolt), 7.6" IFS
    • Performance Ring and Pinion
    • 3.90 Ratio
    • Pro Gear
    • 3.23 Ratio Carrier and Higher
  • 2009 – 2010 Hummer H3T

    Application notes:

    • For GM 7.5"/7.625" (10 Bolt), 7.6" IFS
    • Performance Ring and Pinion
    • 3.90 Ratio
    • Pro Gear
    • 3.23 Ratio Carrier and Higher
  • 2003 – 2008 Isuzu Ascender

    Application notes:

    • For GM 7.6" IFS
    • 3.90 Ratio
    • Pro Gear
    • Requires a 3.23 and Numerically Higher Ratio Carrier

Installation

Installation Instructions
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