Selected Filters

Applications for RMG-12BC355

Richmond Gear EXCel Ring and Pinion Sets 12BC355 GM 8.875 in. (12-bolt) passenger car 3.55 Gears

RMG-12BC355

3.75 out of 5 stars ( 3 )

Part Number: RMG-12BC355

Estimated Ship Date from GA, TX: Monday 11/16/2026

$220.99

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Applications

Filters

Results Found: 97

Make:

OLDSMOBILE

Model:

CUTLASS

Submodel:

BASE

Beginning Year:

1971

Ending Year:

1971

Engine Type:

Engine Size:

4.1L/250

Engine Family:

CHEVROLET L6 GAS

Axle Location:

Rear

Liter:

4.1

CID:

250

CC:

4097

Application Notes:

Differential Ring and Pinion; For GM 8.875" (12 Bolt); 3.55 Ratio; Requires a 3.07 to 3.73 Ratio Carrier

Region:

USA

Make:

OLDSMOBILE

Model:

CUTLASS

Submodel:

BASE

Beginning Year:

1971

Ending Year:

1971

Engine Type:

Engine Size:

4.1L/250

Engine Family:

CHEVROLET L6 GAS

Axle Location:

Rear

Liter:

4.1

CID:

250

CC:

4097

Application Notes:

Differential Ring and Pinion; For GM 8.875" (12 Bolt); 3.55 Ratio; Requires a 3.07 to 3.73 Ratio Carrier

Region:

USA

Make:

OLDSMOBILE

Model:

CUTLASS

Submodel:

BASE

Beginning Year:

1971

Ending Year:

1971

Engine Type:

Engine Size:

4.1L/250

Engine Family:

CHEVROLET L6 GAS

Axle Location:

Rear

Liter:

4.1

CID:

250

CC:

4097

Application Notes:

Differential Ring and Pinion; For GM 8.875" (12 Bolt); 3.55 Ratio; Requires a 3.07 to 3.73 Ratio Carrier

Region:

USA

Make:

OLDSMOBILE

Model:

CUTLASS

Submodel:

BASE

Beginning Year:

1971

Ending Year:

1971

Engine Type:

Engine Size:

4.1L/250

Engine Family:

CHEVROLET L6 GAS

Axle Location:

Rear

Liter:

4.1

CID:

250

CC:

4098

Application Notes:

Differential Ring and Pinion; For GM 8.875" (12 Bolt); 3.55 Ratio; Requires a 3.07 to 3.73 Ratio Carrier

Region:

USA

Make:

OLDSMOBILE

Model:

CUTLASS

Submodel:

BASE

Beginning Year:

1971

Ending Year:

1971

Engine Type:

Engine Size:

5.7L/350

Engine Family:

OLDSMOBILE V8 GAS

Axle Location:

Rear

Liter:

5.7

CID:

350

Application Notes:

Differential Ring and Pinion; For GM 8.875" (12 Bolt); 3.55 Ratio; Requires a 3.07 to 3.73 Ratio Carrier

Region:

USA

Make:

OLDSMOBILE

Model:

CUTLASS

Submodel:

BASE

Beginning Year:

1971

Ending Year:

1971

Engine Type:

Engine Size:

5.7L/350

Engine Family:

OLDSMOBILE V8 GAS

Axle Location:

Rear

Liter:

5.7

CID:

350

Application Notes:

Differential Ring and Pinion; For GM 8.875" (12 Bolt); 3.55 Ratio; Requires a 3.07 to 3.73 Ratio Carrier

Region:

USA

Make:

OLDSMOBILE

Model:

CUTLASS

Submodel:

BASE

Beginning Year:

1971

Ending Year:

1971

Engine Type:

Engine Size:

5.7L/350

Engine Family:

OLDSMOBILE V8 GAS

Axle Location:

Rear

Liter:

5.7

CID:

350

Application Notes:

Differential Ring and Pinion; For GM 8.875" (12 Bolt); 3.55 Ratio; Requires a 3.07 to 3.73 Ratio Carrier

Region:

USA

Make:

OLDSMOBILE

Model:

CUTLASS

Submodel:

BASE

Beginning Year:

1971

Ending Year:

1971

Engine Type:

Engine Size:

5.7L/350

Engine Family:

OLDSMOBILE V8 GAS

Axle Location:

Rear

Liter:

5.7

CID:

350

Application Notes:

Differential Ring and Pinion; For GM 8.875" (12 Bolt); 3.55 Ratio; Requires a 3.07 to 3.73 Ratio Carrier

Region:

USA

Make:

OLDSMOBILE

Model:

CUTLASS

Submodel:

BASE

Beginning Year:

1971

Ending Year:

1971

Engine Type:

Engine Size:

5.7L/350

Engine Family:

OLDSMOBILE V8 GAS

Axle Location:

Rear

Liter:

5.7

CID:

350

Application Notes:

Differential Ring and Pinion; For GM 8.875" (12 Bolt); 3.55 Ratio; Requires a 3.07 to 3.73 Ratio Carrier

Region:

USA

Make:

OLDSMOBILE

Model:

CUTLASS

Submodel:

BASE

Beginning Year:

1971

Ending Year:

1971

Engine Type:

Engine Size:

5.7L/350

Engine Family:

OLDSMOBILE V8 GAS

Axle Location:

Rear

Liter:

5.7

CID:

350

Application Notes:

Differential Ring and Pinion; For GM 8.875" (12 Bolt); 3.55 Ratio; Requires a 3.07 to 3.73 Ratio Carrier

Region:

USA

Make:

OLDSMOBILE

Model:

CUTLASS

Submodel:

BASE

Beginning Year:

1971

Ending Year:

1971

Engine Type:

Engine Size:

5.7L/350

Engine Family:

OLDSMOBILE V8 GAS

Axle Location:

Rear

Liter:

5.7

CID:

350

Application Notes:

Differential Ring and Pinion; For GM 8.875" (12 Bolt); 3.55 Ratio; Requires a 3.07 to 3.73 Ratio Carrier

Region:

USA

Make:

OLDSMOBILE

Model:

CUTLASS

Submodel:

BASE

Beginning Year:

1971

Ending Year:

1971

Engine Type:

Engine Size:

5.7L/350

Engine Family:

OLDSMOBILE V8 GAS

Axle Location:

Rear

Liter:

5.7

CID:

350

Application Notes:

Differential Ring and Pinion; For GM 8.875" (12 Bolt); 3.55 Ratio; Requires a 3.07 to 3.73 Ratio Carrier

Region:

USA

Make:

OLDSMOBILE

Model:

CUTLASS

Submodel:

BASE

Beginning Year:

1971

Ending Year:

1971

Engine Type:

Engine Size:

5.7L/350

Engine Family:

OLDSMOBILE V8 GAS

Axle Location:

Rear

Liter:

5.7

CID:

350

Application Notes:

Differential Ring and Pinion; For GM 8.875" (12 Bolt); 3.55 Ratio; Requires a 3.07 to 3.73 Ratio Carrier

Region:

USA

Make:

OLDSMOBILE

Model:

CUTLASS

Submodel:

BASE

Beginning Year:

1971

Ending Year:

1971

Engine Type:

Engine Size:

5.7L/350

Engine Family:

OLDSMOBILE V8 GAS

Axle Location:

Rear

Liter:

5.7

CID:

350

Application Notes:

Differential Ring and Pinion; For GM 8.875" (12 Bolt); 3.55 Ratio; Requires a 3.07 to 3.73 Ratio Carrier

Region:

USA

Make:

OLDSMOBILE

Model:

CUTLASS

Submodel:

BASE

Beginning Year:

1971

Ending Year:

1971

Engine Type:

Engine Size:

5.7L/350

Engine Family:

OLDSMOBILE V8 GAS

Axle Location:

Rear

Liter:

5.7

CID:

350

Application Notes:

Differential Ring and Pinion; For GM 8.875" (12 Bolt); 3.55 Ratio; Requires a 3.07 to 3.73 Ratio Carrier

Region:

USA

Make:

OLDSMOBILE

Model:

CUTLASS

Submodel:

BASE

Beginning Year:

1971

Ending Year:

1971

Engine Type:

Engine Size:

7.5L/455

Engine Family:

OLDSMOBILE V8 GAS

Axle Location:

Rear

Liter:

7.5

CID:

455

CC:

7456

Application Notes:

Differential Ring and Pinion; For GM 8.875" (12 Bolt); 3.55 Ratio; Requires a 3.07 to 3.73 Ratio Carrier

Region:

USA

Make:

OLDSMOBILE

Model:

CUTLASS

Submodel:

BASE

Beginning Year:

1971

Ending Year:

1971

Engine Type:

Engine Size:

7.5L/455

Engine Family:

OLDSMOBILE V8 GAS

Axle Location:

Rear

Liter:

7.5

CID:

455

CC:

7456

Application Notes:

Differential Ring and Pinion; For GM 8.875" (12 Bolt); 3.55 Ratio; Requires a 3.07 to 3.73 Ratio Carrier

Region:

USA

Make:

OLDSMOBILE

Model:

CUTLASS

Submodel:

BASE

Beginning Year:

1971

Ending Year:

1971

Engine Type:

Engine Size:

7.5L/455

Engine Family:

OLDSMOBILE V8 GAS

Axle Location:

Rear

Liter:

7.5

CID:

455

CC:

7456

Application Notes:

Differential Ring and Pinion; For GM 8.875" (12 Bolt); 3.55 Ratio; Requires a 3.07 to 3.73 Ratio Carrier

Region:

USA

Make:

OLDSMOBILE

Model:

CUTLASS

Submodel:

BASE

Beginning Year:

1971

Ending Year:

1971

Engine Type:

Engine Size:

7.5L/455

Engine Family:

OLDSMOBILE V8 GAS

Axle Location:

Rear

Liter:

7.5

CID:

455

CC:

7456

Application Notes:

Differential Ring and Pinion; For GM 8.875" (12 Bolt); 3.55 Ratio; Requires a 3.07 to 3.73 Ratio Carrier

Region:

USA

Make:

OLDSMOBILE

Model:

CUTLASS

Submodel:

BASE

Beginning Year:

1971

Ending Year:

1971

Engine Type:

Engine Size:

7.5L/455

Engine Family:

OLDSMOBILE V8 GAS

Axle Location:

Rear

Liter:

7.5

CID:

455

CC:

7456

Application Notes:

Differential Ring and Pinion; For GM 8.875" (12 Bolt); 3.55 Ratio; Requires a 3.07 to 3.73 Ratio Carrier

Region:

USA

Make:

OLDSMOBILE

Model:

CUTLASS

Submodel:

BASE

Beginning Year:

1971

Ending Year:

1971

Engine Type:

Engine Size:

7.5L/455

Engine Family:

OLDSMOBILE V8 GAS

Axle Location:

Rear

Liter:

7.5

CID:

455

CC:

7456

Application Notes:

Differential Ring and Pinion; For GM 8.875" (12 Bolt); 3.55 Ratio; Requires a 3.07 to 3.73 Ratio Carrier

Region:

USA

Make:

OLDSMOBILE

Model:

CUTLASS

Submodel:

BASE

Beginning Year:

1971

Ending Year:

1971

Engine Type:

Engine Size:

7.5L/455

Engine Family:

OLDSMOBILE V8 GAS

Axle Location:

Rear

Liter:

7.5

CID:

455

CC:

7456

Application Notes:

Differential Ring and Pinion; For GM 8.875" (12 Bolt); 3.55 Ratio; Requires a 3.07 to 3.73 Ratio Carrier

Region:

USA

Make:

OLDSMOBILE

Model:

CUTLASS

Submodel:

BASE

Beginning Year:

1971

Ending Year:

1971

Engine Type:

Engine Size:

7.5L/455

Engine Family:

OLDSMOBILE V8 GAS

Axle Location:

Rear

Liter:

7.5

CID:

455

CC:

7456

Application Notes:

Differential Ring and Pinion; For GM 8.875" (12 Bolt); 3.55 Ratio; Requires a 3.07 to 3.73 Ratio Carrier

Region:

USA

Make:

OLDSMOBILE

Model:

CUTLASS

Submodel:

BASE

Beginning Year:

1971

Ending Year:

1971

Engine Type:

Engine Size:

7.5L/455

Engine Family:

OLDSMOBILE V8 GAS

Axle Location:

Rear

Liter:

7.5

CID:

455

CC:

7456

Application Notes:

Differential Ring and Pinion; For GM 8.875" (12 Bolt); 3.55 Ratio; Requires a 3.07 to 3.73 Ratio Carrier

Region:

USA

Make:

OLDSMOBILE

Model:

CUTLASS

Submodel:

BASE

Beginning Year:

1971

Ending Year:

1971

Engine Type:

Engine Size:

7.5L/455

Engine Family:

OLDSMOBILE V8 GAS

Axle Location:

Rear

Liter:

7.5

CID:

455

CC:

7456

Application Notes:

Differential Ring and Pinion; For GM 8.875" (12 Bolt); 3.55 Ratio; Requires a 3.07 to 3.73 Ratio Carrier

Region:

USA

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