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Shop now. Pay Later. Interest Free.
Make 4 interest-free payments of $197.22 fortnightly and receive your order now. More info
USA Standard Gear ring and pinion sets are designed to exceed OEM specification. All sets receive rigorous in-house quality evaluation to ensure products pass dimensional, material, and fitment testing.
55P CHEVY 3.73 R&P(fits_3_SERIES_CARRIER) ** USA STANDARD GEAR **
Differential Ring and Pinion
USA Standard Gear ring and pinion sets are high-quality and precision-machined replacements. They're offered for a wide variety of common and hard-to-find applications, differential case designs, and ratios. The right choice adds confidence to your install; select the USA Standard ring and pinion set recommended for your vehicle.
Brand | USA Standard Gear |
Manufacturer's Part Number | ZG GM55P-373 |
Part Type | Ring and Pinion Gears |
Product Line | USA Standard Gear Ring and Pinion Sets |
Summit Racing Part Number | SPZ-36191 |
UPC | 883584361916 |
Differential Case Design Type | GM 55P (8.2 in. Drop out) |
Ring and Pinion Ratio | 3.73:1 |
Ring Gear Bolts | 10 |
Pinion Spline Count | 17 |
Ring Gear Rotation | Standard |
Ring Gear Teeth | 39 |
Pinion Gear Teeth | 11 |
Ring Gear Diameter (in.) | 8.200 in. |
Pinion Shaft Diameter (in.) | 1.438 in. |
Installation Kit Included | No |
Cover Gasket Included | No |
Pinion Shims Included | No |
Carrier Shims Included | No |
Crush Sleeve Included | No |
Pinion Seal Included | No |
Pinion Nut Included | No |
Ring Gear Bolts Included | No |
Head Bearing Included | No |
Tail Bearing Included | No |
Carrier Bearings Included | No |
Axle Seals Included | No |
Axle Bearings Included | No |
Differential Cover Included | No |
Differential Oil Included | No |
Friction Modifier Included | No |
Installation DVD Included | No |
Quantity | Sold as a set. |
Notes | Designed to fit 1955-64 passenger cars. |
Compatibility & Application Information | |
---|---|
Make | CHEVROLET |
Model | BEL AIR |
Submodel | BASE |
Beginning Year | 1958 |
Ending Year | 1961 |
Engine Type | V8 |
Engine Size | 5.7L/348 |
Engine Family | Chevy big block W-engines |
Axle Location | Rear |
Liter | 5.7 |
CID | 348 |
CC | 5704 |
Application Notes | GM 55-64 Passenger car; 3.73 Ratio; Not Compatible w/Factory 3.08 Carrier |
Make | CHEVROLET |
Model | BEL AIR |
Submodel | BASE |
Beginning Year | 1958 |
Ending Year | 1962 |
Engine Type | L6 |
Engine Size | 3.8L/235 |
Engine Family | GM inline 6-cylinder |
Axle Location | Rear |
Liter | 3.8 |
CID | 235 |
CC | 3852 |
Application Notes | GM 55-64 Passenger car; 3.73 Ratio; Not Compatible w/Factory 3.08 Carrier |
Make | CHEVROLET |
Model | BEL AIR |
Submodel | BASE |
Beginning Year | 1958 |
Ending Year | 1964 |
Engine Type | V8 |
Engine Size | 4.6L/283 |
Engine Family | Chevy small block Gen I |
Axle Location | Rear |
Liter | 4.6 |
CID | 283 |
CC | 4638 |
Application Notes | GM 55-64 Passenger car; 3.73 Ratio; Not Compatible w/Factory 3.08 Carrier |
Make | CHEVROLET |
Model | BEL AIR |
Submodel | BASE |
Beginning Year | 1959 |
Ending Year | 1959 |
Engine Type | V8 |
Engine Size | 5.3L/322 |
Engine Family | Buick V8 |
Axle Location | Rear |
Liter | 5.3 |
CID | 322 |
USA Standard Ring & Pinion Gear Set For GM Chevy 55P in a 3.73 Ratio | ||||
---|---|---|---|---|
Year | Make | Model | Submodel | Region |
1955 | Chevrolet | Nomad | Base | US |
1956 | Chevrolet | Nomad | Base | US |
1956 | Chevrolet | Corvette | Base | US |
1957 | Chevrolet | Nomad | Base | US |
1957 | Chevrolet | Corvette | Base | US |
1958 | Chevrolet | Nomad | Base | US |
1958 | Chevrolet | Corvette | Base | US |
1958 | Chevrolet | Impala | Base | US |
1958 | Chevrolet | Bel Air | Base | US |
1958 | Chevrolet | Biscayne | Base | US |
1959 | Chevrolet | Impala | Base | US |
1959 | Chevrolet | Biscayne | Base | US |
1959 | Chevrolet | Nomad | Base | US |
1959 | Chevrolet | Bel Air | Base | US |
1959 | Chevrolet | Corvette | Base | US |
1959 | Chevrolet | El Camino | Base | US |
1960 | Chevrolet | Biscayne | Fleetmaster | US |
1960 | Chevrolet | Biscayne | Base | US |
1960 | Chevrolet | Bel Air | Base | US |
1960 | Chevrolet | Impala | Base | US |
1960 | Chevrolet | El Camino | Base | US |
1960 | Chevrolet | Nomad | Base | US |
1960 | Chevrolet | Corvette | Base | US |
1961 | Chevrolet | Corvette | Base | US |
1961 | Chevrolet | Biscayne | Base | US |
1961 | Chevrolet | Impala | Base | US |
1961 | Chevrolet | Nomad | Base | US |
1961 | Chevrolet | Bel Air | Base | US |
1962 | Chevrolet | Corvette | Base | US |
1962 | Chevrolet | Chevy II | Base | US |
1962 | Chevrolet | Chevy II | Nova | US |
1962 | Chevrolet | Biscayne | Base | US |
1962 | Chevrolet | Impala | Base | US |
1962 | Chevrolet | Bel Air | Base | US |
1963 | Chevrolet | Biscayne | Base | US |
1963 | Chevrolet | Chevy II | Base | US |
1963 | Chevrolet | Chevy II | Nova | US |
1963 | Chevrolet | Bel Air | Base | US |
1963 | Chevrolet | Impala | Base | US |
1964 | Chevrolet | Impala | SS | US |
1964 | Chevrolet | Chevy II | Nova | US |
1964 | Chevrolet | Chevy II | Nova SS | US |
1964 | Chevrolet | Chevy II | Base | US |
1964 | Chevrolet | Bel Air | Base | US |
1964 | Chevrolet | Biscayne | Base | US |
1964 | Chevrolet | Impala | Base | US |
1964 | Chevrolet | El Camino | Base | US |
USA Standard Gear ring and pinion sets are designed to exceed OEM specification. All sets receive rigorous in-house quality evaluation to ensure products pass dimensional, material, and fitment testing.
55P CHEVY 3.73 R&P(fits_3_SERIES_CARRIER) ** USA STANDARD GEAR **
Differential Ring and Pinion
USA Standard Gear ring and pinion sets are high-quality and precision-machined replacements. They're offered for a wide variety of common and hard-to-find applications, differential case designs, and ratios. The right choice adds confidence to your install; select the USA Standard ring and pinion set recommended for your vehicle.
Brand | USA Standard Gear |
Manufacturer's Part Number | ZG GM55P-373 |
Part Type | Ring and Pinion Gears |
Product Line | USA Standard Gear Ring and Pinion Sets |
Summit Racing Part Number | SPZ-36191 |
UPC | 883584361916 |
Differential Case Design Type | GM 55P (8.2 in. Drop out) |
Ring and Pinion Ratio | 3.73:1 |
Ring Gear Bolts | 10 |
Pinion Spline Count | 17 |
Ring Gear Rotation | Standard |
Ring Gear Teeth | 39 |
Pinion Gear Teeth | 11 |
Ring Gear Diameter (in.) | 8.200 in. |
Pinion Shaft Diameter (in.) | 1.438 in. |
Installation Kit Included | No |
Cover Gasket Included | No |
Pinion Shims Included | No |
Carrier Shims Included | No |
Crush Sleeve Included | No |
Pinion Seal Included | No |
Pinion Nut Included | No |
Ring Gear Bolts Included | No |
Head Bearing Included | No |
Tail Bearing Included | No |
Carrier Bearings Included | No |
Axle Seals Included | No |
Axle Bearings Included | No |
Differential Cover Included | No |
Differential Oil Included | No |
Friction Modifier Included | No |
Installation DVD Included | No |
Quantity | Sold as a set. |
Notes | Designed to fit 1955-64 passenger cars. |
Compatibility & Application Information | |
---|---|
Make | CHEVROLET |
Model | BEL AIR |
Submodel | BASE |
Beginning Year | 1958 |
Ending Year | 1961 |
Engine Type | V8 |
Engine Size | 5.7L/348 |
Engine Family | Chevy big block W-engines |
Axle Location | Rear |
Liter | 5.7 |
CID | 348 |
CC | 5704 |
Application Notes | GM 55-64 Passenger car; 3.73 Ratio; Not Compatible w/Factory 3.08 Carrier |
Make | CHEVROLET |
Model | BEL AIR |
Submodel | BASE |
Beginning Year | 1958 |
Ending Year | 1962 |
Engine Type | L6 |
Engine Size | 3.8L/235 |
Engine Family | GM inline 6-cylinder |
Axle Location | Rear |
Liter | 3.8 |
CID | 235 |
CC | 3852 |
Application Notes | GM 55-64 Passenger car; 3.73 Ratio; Not Compatible w/Factory 3.08 Carrier |
Make | CHEVROLET |
Model | BEL AIR |
Submodel | BASE |
Beginning Year | 1958 |
Ending Year | 1964 |
Engine Type | V8 |
Engine Size | 4.6L/283 |
Engine Family | Chevy small block Gen I |
Axle Location | Rear |
Liter | 4.6 |
CID | 283 |
CC | 4638 |
Application Notes | GM 55-64 Passenger car; 3.73 Ratio; Not Compatible w/Factory 3.08 Carrier |
Make | CHEVROLET |
Model | BEL AIR |
Submodel | BASE |
Beginning Year | 1959 |
Ending Year | 1959 |
Engine Type | V8 |
Engine Size | 5.3L/322 |
Engine Family | Buick V8 |
Axle Location | Rear |
Liter | 5.3 |
CID | 322 |
USA Standard Ring & Pinion Gear Set For GM Chevy 55P in a 3.73 Ratio | ||||
---|---|---|---|---|
Year | Make | Model | Submodel | Region |
1955 | Chevrolet | Nomad | Base | US |
1956 | Chevrolet | Nomad | Base | US |
1956 | Chevrolet | Corvette | Base | US |
1957 | Chevrolet | Nomad | Base | US |
1957 | Chevrolet | Corvette | Base | US |
1958 | Chevrolet | Nomad | Base | US |
1958 | Chevrolet | Corvette | Base | US |
1958 | Chevrolet | Impala | Base | US |
1958 | Chevrolet | Bel Air | Base | US |
1958 | Chevrolet | Biscayne | Base | US |
1959 | Chevrolet | Impala | Base | US |
1959 | Chevrolet | Biscayne | Base | US |
1959 | Chevrolet | Nomad | Base | US |
1959 | Chevrolet | Bel Air | Base | US |
1959 | Chevrolet | Corvette | Base | US |
1959 | Chevrolet | El Camino | Base | US |
1960 | Chevrolet | Biscayne | Fleetmaster | US |
1960 | Chevrolet | Biscayne | Base | US |
1960 | Chevrolet | Bel Air | Base | US |
1960 | Chevrolet | Impala | Base | US |
1960 | Chevrolet | El Camino | Base | US |
1960 | Chevrolet | Nomad | Base | US |
1960 | Chevrolet | Corvette | Base | US |
1961 | Chevrolet | Corvette | Base | US |
1961 | Chevrolet | Biscayne | Base | US |
1961 | Chevrolet | Impala | Base | US |
1961 | Chevrolet | Nomad | Base | US |
1961 | Chevrolet | Bel Air | Base | US |
1962 | Chevrolet | Corvette | Base | US |
1962 | Chevrolet | Chevy II | Base | US |
1962 | Chevrolet | Chevy II | Nova | US |
1962 | Chevrolet | Biscayne | Base | US |
1962 | Chevrolet | Impala | Base | US |
1962 | Chevrolet | Bel Air | Base | US |
1963 | Chevrolet | Biscayne | Base | US |
1963 | Chevrolet | Chevy II | Base | US |
1963 | Chevrolet | Chevy II | Nova | US |
1963 | Chevrolet | Bel Air | Base | US |
1963 | Chevrolet | Impala | Base | US |
1964 | Chevrolet | Impala | SS | US |
1964 | Chevrolet | Chevy II | Nova | US |
1964 | Chevrolet | Chevy II | Nova SS | US |
1964 | Chevrolet | Chevy II | Base | US |
1964 | Chevrolet | Bel Air | Base | US |
1964 | Chevrolet | Biscayne | Base | US |
1964 | Chevrolet | Impala | Base | US |
1964 | Chevrolet | El Camino | Base | US |