Excel · 12BC342
Part #: 12BC342
UPC: 698231743522
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Description: Precision Differential Ring and Pinion maintains correct power distribution to a; This Differential Ring and Pinion is precision manufactured to OEM gear ratios and tooth geometry. It distributes torque efficiently between axles, maximizing traction and minimizing wear in commercial trucks.
Description:
Description
Excel's broad line of original equipment automotive and light truck/SUV replacement ring & pinion gears, axles, and installation kits offer Richmond's high OEM quality at affordable prices. The Excel product line covers the most popular vehicles on the road today.
Features & benefits
- Designed for compatibility with OEM-specified gear oil viscosities, ensuring correct lubrication under all operating conditions.
- Heat-treated alloy steel construction withstands peak torque demands of loaded commercial trucks, preventing gear tooth fatigue and breakage.
- OEM-spec gear ratios preserve intended vehicle speed, performance, and fuel economy characteristics.
- Precision fits to carrier housing bores eliminate shimming uncertainty and simplify installation for experienced drivetrain technicians.
- Precision-machined gears and tight backlash tolerances ensure smooth power transfer and efficient torque distribution between axles.
Information
RP GM 8.875" 3.42 CAR EXL
Application summary
| Year | Make / model |
|---|---|
| 1971-1972 | Buick Centurion |
| 1965-1972 | Buick Electra |
| 1971-1972 | Buick Estate Wagon |
| 1965-1967 | Buick Gran Sport |
| 1970-1972 | Buick GS |
| 1968-1969 | Buick GS 350 |
| 1968-1969 | Buick GS 400 |
| 1970-1972 | Buick GS 455 |
| 1971-1972 | Buick LeSabre |
| 1971-1972 | Buick Skylark |
| 1965-1969 | Buick Special |
| 1964-1972 | Buick Sportwagon |
| 1964-1970 | Buick Wildcat |
| 1964-1972 | Chevrolet Bel Air |
| 1964-1972 | Chevrolet Biscayne |
| 1969-1972 | Chevrolet Brookwood |
| 1967-1972 | Chevrolet Camaro |
| 1966-1972 | Chevrolet Caprice |
| 1964-1973 | Chevrolet Chevelle |
| 1964-1968 | Chevrolet Chevy II |
| 1964-1972 | Chevrolet El Camino |
| 1964-1972 | Chevrolet Impala |
| 1970-1972 | Chevrolet Monte Carlo |
| 1969-1972 | Chevrolet Nova |
| 1971-1972 | GMC Sprint |
| 1971 | Oldsmobile 442 |
| 1965-1972 | Oldsmobile 98 |
| 1971-1972 | Oldsmobile Cutlass |
| 1971-1972 | Oldsmobile Cutlass Supreme |
| 1967-1968 | Oldsmobile Delmont 88 |
| 1965-1972 | Oldsmobile Delta 88 |
| 1965-1972 | Oldsmobile F85 |
| 1965-1966 | Oldsmobile Jetstar 88 |
| 1965 | Oldsmobile Jetstar I |
| 1965-1966 | Oldsmobile Starfire |
| 1967-1972 | Oldsmobile Vista Cruiser |
| 1965-1971 | Pontiac Acadian |
| 1965-1969 | Pontiac Beaumont |
| 1965-1972 | Pontiac Bonneville |
| 1965-1972 | Pontiac Catalina |
| 1967-1970 | Pontiac Executive |
| 1967-1972 | Pontiac Firebird |
| 1970-1972 | Pontiac Grand Prix |
| 1971-1972 | Pontiac Grand Safari |
| 1971-1972 | Pontiac Grandville |
| 1965-1972 | Pontiac GTO |
| 1965-1972 | Pontiac Laurentian |
| 1965-1972 | Pontiac LeMans |
| 1965-1972 | Pontiac Parisienne |
| 1965-1970 | Pontiac Strato-Chief |
| 1970 | Pontiac Tempest |
Specifications
- GTIN
- 00698231743522
- Weight
- 16.05 lb
- Height
- 5.25 in
- Length
- 15 in
- Width
- 11 in
- EO
- Legal US
- Life cycle
- Available to Order
- AAM brand code
- EXL
- Warehouse brand code
- EXL
- AAIA brand code
- GGVJ
Attributes
- AAM Long Description
- Ring and Pinion
- AAM Short Description
- Ring and Pinion
- App/Model
- GM 8.875 Car (12-Bolt Car)
- Axle Type
- GM 8.875 in.
- California Proposition 65
- WARNING: Cancer - www.P65Warnings.ca.gov
- Cover Bolt Quantity
- 12
- Differential Carrier Break
- 3.07 to 3.73 Ratio
- Differential Case Design Type
- GM 8.875 Car
- Gear Ratio
- 3.42
- Mounting Location
- Rear
- Pinion Gear Tooth Quantity
- 12
- Pinion Shaft Diameter
- 1.625
- Pinion Spline Count
- 30
- Position
- Rear
- Ratio
- 3.42
- Ring & Pinion Gear Ratio
- 3.42
- Ring Gear Bolt Quantity
- 12
- Ring Gear Diameter
- 8.875
- Ring Gear Material
- 8620 Steel
- Ring Gear Outside Diameter
- 8.875
- Ring Gear Rotation
- Standard
- Ring Gear Tooth Quantity
- 41
- Ring and Pinion Gear Ratio
- 3.42
- Taxonomy
- Differential LD
- Taxonomy A
- LD Differential
- Taxonomy B
- Ring and Pinions
- Taxonomy C
- Rear
- Taxonomy D
- 3.42
- Title
- Differential Ring and Pinion
Fitment status
Select a vehicle or engine to see whether this part applies to your application.
Application summary
1971-1972 Buick Centurion; 1965-1972 Buick Electra; 1971-1972 Buick Estate Wagon; 1965-1967 Buick Gran Sport; 1970-1972 Buick GS; 1968-1969 Buick GS 350; 1968-1969 Buick GS 400; 1970-1972 Buick GS 455; 1971-1972 Buick LeSabre; 1971-1972 Buick Skylark; 1965-1969 Buick Special; 1964-1972 Buick Sportwagon; 1964-1970 Buick Wildcat; 1964-1972 Chevrolet Bel Air; 1964-1972 Chevrolet Biscayne; 1969-1972 Chevrolet Brookwood; 1967-1972 Chevrolet Camaro; 1966-1972 Chevrolet Caprice; 1964-1973 Chevrolet Chevelle; 1964-1968 Chevrolet Chevy II; 1964-1972 Chevrolet El Camino; 1964-1972 Chevrolet Impala; 1970-1972 Chevrolet Monte Carlo; 1969-1972 Chevrolet Nova; 1971-1972 GMC Sprint; 1971 Oldsmobile 442; 1965-1972 Oldsmobile 98; 1971-1972 Oldsmobile Cutlass; 1971-1972 Oldsmobile Cutlass Supreme; 1967-1968 Oldsmobile Delmont 88; 1965-1972 Oldsmobile Delta 88; 1965-1972 Oldsmobile F85; 1965-1966 Oldsmobile Jetstar 88; 1965 Oldsmobile Jetstar I; 1965-1966 Oldsmobile Starfire; 1967-1972 Oldsmobile Vista Cruiser; 1965-1971 Pontiac Acadian; 1965-1969 Pontiac Beaumont; 1965-1972 Pontiac Bonneville; 1965-1972 Pontiac Catalina; 1967-1970 Pontiac Executive; 1967-1972 Pontiac Firebird; 1970-1972 Pontiac Grand Prix; 1971-1972 Pontiac Grand Safari; 1971-1972 Pontiac Grandville; 1965-1972 Pontiac GTO; 1965-1972 Pontiac Laurentian; 1965-1972 Pontiac LeMans; 1965-1972 Pontiac Parisienne; 1965-1970 Pontiac Strato-Chief; 1970 Pontiac Tempest
Equivalent Parts
Excel 12BC342
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