Richmond is an industry leader in the manufacturer of high-performance ring and pinion sets. Street Gear ring and pinion sets, made of 8620 steel, have excellent wear characteristics and are versatile enough for street or mild drag race use. Pro Gear ring and pinion sets, made with high-impact 9310 steel, are engineered to take the abuse of high-horsepower drag race-only cars (not for street use). Gasket diagrams are shown for differential identification.
- Differential Case Design Type:
- Chrysler 8.75 in., 489 case
- Cover Bolts:
- 10
- Ring Gear Bolts:
- 12
- Pinion Spline Count:
- 10
- Ring Gear Rotation:
- Standard
- Axle Shaft Spline Quantity:
- 30
- Head Bearing Included:
- Yes
- Tail Bearing Included:
- Yes
- Pinion Bearing Races Included:
- Yes
- Pinion Spacer Shims Included:
- Yes
- Crush Sleeve Included:
- Yes
- Pinion Seal Included:
- Yes
- Pinion Nut Included:
- Yes
- Carrier Bearings Included:
- Yes
- Carrier Bearing Diameter (in.):
- N/A
- Carrier Shims Included:
- Yes
- Ring Gear Bolts Included:
- Yes
- Axle Bearings Included:
- No
- Axle Seals Included:
- No
- Cover Gasket Included:
- Yes
- Axle Location:
- Rear
- Quantity:
- Sold as a kit.
- Notes:
- Carrier bearings in this kit will not with with a factory sure-grip differential
