3.90 Ratio Motive Gear Performance - Performance Differential Ring And Pinion for 8.25 in (9 Bolt)


Application notes:

  • 1997-2013 Corvette
  • 3.90 Ratio
  • Excludes Grand Sport/Z06/ZR1
  • Excludes Automatic Transmissions After 2004
  • 3.15 Ratio Carrier and Higher

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!



Cover Bolt Quantity 9
Differential Case Design Type 97-2013 Corvette
Pinion Gear Tooth Quantity 10
Pinion Spline Count 27
Ring Gear Bolt Quantity 10
Ring Gear Diameter 8.25 in
Ring Gear Material 8620 Steel
Ring Gear Rotation Standard
Ring Gear Tooth Quantity 39
Ring & Pinion Gear Ratio 3.90
Splined Bore Diameter 1.19 in
Warranty Time 24 months

Motive Gear 3.90 Ring and Pinion C5 C6 Corvette 1997-2013

SKU: V885390L
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