Richmond Ring & Pinion Set - 4.88 Ratio, 39-8 Teeth, GM 12 Bolt Jones Racing Products All Moroso Wheel Studs now

All Moroso Wheel Studs now feature a "quick start dog end" for easier starting of lug nuts

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Richmond Ring & Pinion Set - 4.88 Ratio, 39-8 Teeth, GM 12 Bolt Jones Racing Products All Moroso Wheel Studs nowRICHMOND is the leading manufacturer of professional quality, hi performance ring and pinion sets. For over 80 years, the Double Diamond has signified the highest quality gears in the racing industry! GM 12 Bolt Installation Notes: When replacing a 2. 73 3. 90 ratio with a Richmond Hi Performance Ring & Pinion, the carrier must be replaced with a carrier from a stock 4. 10, 4. 56 or 4. 88 ratio. When installing 5. 14 to 6. 14 ring & pinion sets,