GM 8.4" 3.55 Lightning Series

PART #: 01-884355CISF
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Description:

US Gear Superfinished Ring and Pinion | GM 8.4" - 1963-1979 Corvette | 3.55 Ratio 

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THE US GEAR GM 8.4" BEVEL SETS ARE USED ON THE 1963-1979 CORVETTE MODELS. 

Specifications
Material 8620 - Standard OE Material
Ring Gear Diameter 8.32"
Ring Gear Bolts 10 - 3/8" -24 RH
Cover Bolts 10
Pinion Shaft Diameter 1.626"
Spline 30
Ratio 3.55
Tooth Count 11-39
Lightning Series Key Features
  • Eliminates Break-in
  • Reduces Contact and Bending Fatigue
  • Reduces Friction and Wear
  • Increases Part Durability
  • Improves Pitting Resistance
  • Improves Corrosion Resistance
  • Reduces Vibration and Noise
  • Reduces Lubrication Requirements and Cost
  • Extends Component Life
  • Reduces Part Failures
  • Improves Oil Retention Properties
  • Minimizes Overheating
Learn More About Isotropic Super Finishing