Buick Regal Differential Ring and Pinion Replacement

7.5 In. Ring Gear w/2.73 Axle Ratio

GM 7.5 in.; 10 Cover Bolts; 10 Ring Gear Bolts; 30 Axle Spline; 27 Pinion Spline; Standard Rotation

Rear; GM 7.5 in.; 10 Cover Bolts; 10 Ring Gear Bolts; 28 Axle Spline; 27 Pinion Spline; Standard; Fits PN [162C58A] [162C59A] [911A319]

Rear; GM 8.5 in.; 10 Cover Bolts; 10 Ring Gear Bolts; 28/30 Axle Spline; 30 Pinion Spline; Standard Rotation; w/ Eaton Posi/Truetrac

7.5 In. Ring Gear w/3.23 Axle Ratio

with 4.10 Gear Ratio with GM 7.5 Axle

with 4.56 Gear Ratio with GM 7.5 Axle

10 Bolt with 5.13 Gear Ratio with GM 8.5 & 8.6 Axles

10 Bolt with 2.73 Gear Ratio with GM 8.5 & 8.6 Axles

10 Bolt with 5.38 Gear Ratio with GM 8.5 & 8.6 Axles

For GM 8.5"/8.625" (10 Bolt); A-Line Ring and Pinion; 3.08 Ratio; Requires a 2.73 and Numerically Higher Ratio Carrier

8.5 In. Ring Gear w/3.42 Axle Ratio

For GM 7.5"/7.625" (10 Bolt); A-Line Ring and Pinion; 4.10 Ratio; Requires a 3.23 and Numerically Higher Ratio Carrier

For GM 7.5"/7.625" (10 Bolt); A-Line Ring and Pinion; 3.55 Ratio; Requires a 3.23 and Numerically Higher Ratio Carrier

For GM 7.5"/7.625" (10 Bolt); A-Line Ring and Pinion; 3.42 Ratio; Requires a 3.23 and Numerically Higher Ratio Carrier

For GM 7.5"/7.625" (10 Bolt); A-Line Ring and Pinion; 4.56 Ratio; Requires a 3.23 and Numerically Higher Ratio Carrier

For GM 7.5"/7.625" (10 Bolt); A-Line Ring and Pinion; 3.08 Ratio; Requires a 3.08 and Numerically Lower Ratio Carrier

For GM 7.5"/7.625" (10 Bolt); A-Line Ring and Pinion; 3.23 Ratio; Requires a 3.23 and Numerically Higher Ratio Carrier

8.5 In. Ring Gear w/3.73 Axle Ratio

For GM 8.5"/8.625" (10 Bolt); 3.73 Ratio; Requires a 2.73 and Numerically Higher Ratio Carrier

For GM 8.5"/8.625" (10 Bolt); A-Line Ring and Pinion; 3.73 Ratio; Requires a 2.73 and Numerically Higher Ratio Carrier

For GM 8.5"/8.625" (10 Bolt); A-Line Ring and Pinion; 3.42 Ratio; Requires a 2.73 and Numerically Higher Ratio Carrier

with 3.73 Gear Ratio with GM 7.5 Axle

10 Bolt with 3.23 Gear Ratio with GM 8.5 & 8.6 Axles

with 3.23 Gear Ratio with GM 7.5 Axle

For GM 7.5"/7.625" (10 Bolt); 3.08 Ratio; Requires a 3.08 and Numerically Lower Ratio Carrier

10 Bolt with 4.88 Gear Ratio with GM 8.5 & 8.6 Axles

For GM 7.5"/7.625" (10 Bolt); A-Line Ring and Pinion; 3.73 Ratio; Requires a 3.23 and Numerically Higher Ratio Carrier

For GM 8.5"/8.625" (10 Bolt); 4.11 Ratio; Requires a 2.73 and Numerically Higher Ratio Carrier

For GM 8.5"/8.625" (10 Bolt); A-Line Ring and Pinion; 4.56 Ratio; Requires a 2.73 and Numerically Higher Ratio Carrier

For GM 8.5"/8.625" (10 Bolt); 3.42 Ratio; Requires a 2.73 and Numerically Higher Ratio Carrier

For GM 8.5"/8.625" (10 Bolt); A-Line Ring and Pinion; 4.11 Ratio; Requires a 2.73 and Numerically Higher Ratio Carrier

For GM 7.5"/7.625" (10 Bolt); 4.10 Ratio; Requires a 3.23 and Numerically Higher Ratio Carrier

For GM 8.5"/8.625" (10 Bolt); 4.56 Ratio; Requires a 2.73 and Numerically Higher Ratio Carrier

with 3.08 Gear Ratio with GM 7.5 Axle

Bolts Not Included with 2.73 Gear Ratio with GM 7.5 & 7.6 Axles

8.5 In. Ring Gear w/2.73 Axle Ratio

7.5 In. Ring Gear Standard Gear w/3.42 Axle Ratio

7.5 In. Ring Gear w/4.10 Axle Ratio

For GM 7.5"/7.625" (10 Bolt); 3.23 Ratio; Requires a 3.23 and Numerically Higher Ratio Carrier

For GM 7.5"/7.625" (10 Bolt); 4.56 Ratio; Requires a 3.23 and Numerically Higher Ratio Carrier

10 Bolt with 3.73 Gear Ratio with GM 8.5 & 8.6 Axles

8.5 In. Ring Gear w/3.23 Axle Ratio

26 Spline 7.5 In. Ring Gear 7.625 In. Ring Gear Standard Gear w/3.73 Axle Ratio

For GM 8.5"/8.625" (10 Bolt); Performance Ring and Pinion; 4.88 Ratio; Requires a 2.73 and Numerically Higher Ratio Carrier

10 Bolt with 3.42 Gear Ratio with GM 8.5 & 8.6 Axles

For GM 8.5"/8.625" (10 Bolt); 3.08 Ratio; Requires a 2.73 and Numerically Higher Ratio Carrier

For GM 7.5"/7.625" (10 Bolt); 3.73 Ratio; Requires a 3.23 and Numerically Higher Ratio Carrier

For GM 7.5"/7.625" (10 Bolt); 3.42 Ratio; Requires a 3.23 and Numerically Higher Ratio Carrier

For GM 7.5"/7.625" (10 Bolt); Performance Ring and Pinion; 2.73 Ratio; Requires a 3.08 and Numerically Lower Ratio Carrier

10 Bolt with 3.90 Gear Ratio with GM 8.5 & 8.6 Axles

For GM 8.5"/8.625" (10 Bolt); Performance Ring and Pinion; 4.10 Ratio; Requires a 2.73 and Numerically Higher Ratio Carrier

For GM 8.5"/8.625" (10 Bolt); Performance Ring and Pinion; 3.73 Ratio; Requires a 2.73 and Numerically Higher Ratio Carrier

For GM 7.5"/7.625" (10 Bolt); Performance Ring and Pinion; 3.42 Ratio; Thick Ring Gear; Requires a 3.08 and Numerically Lower Ratio Carrier

For GM 8.5"/8.625" (10 Bolt); 2.73 Ratio; Requires a 2.73 and Numerically Higher Ratio Carrier

For GM 7.5"/7.625" (10 Bolt); Performance Ring and Pinion; 3.42 Ratio; Requires a 3.23 and Numerically Higher Ratio Carrier

For GM 8.5"/8.625" (10 Bolt); 3.90 Ratio; Requires a 2.73 and Numerically Higher Ratio Carrier

For GM 7.5"/7.625" (10 Bolt); Performance Ring and Pinion; 3.73 Ratio; Requires a 3.23 and Numerically Higher Ratio Carrier

For GM 7.5"/7.625" (10 Bolt); 3.90 Ratio; Thick Ring Gear; Requires a 3.08 and Numerically Lower Ratio Carrier

For GM 7.5"/7.625" (10 Bolt); Performance Ring and Pinion; 4.56 Ratio; Requires a 3.23 and Numerically Higher Ratio Carrier; Requires Notched Cross Shaft 80-0270-1 For Open Carriers

For GM 7.5"/7.625" (10 Bolt); Performance Ring and Pinion; 4.10 Ratio; Requires a 3.23 and Numerically Higher Ratio Carrier

For GM 7.5"/7.625" (10 Bolt); Performance Ring and Pinion; 3.90 Ratio; Requires a 3.23 and Numerically Higher Ratio Carrier

For GM 8.5"/8.625" (10 Bolt); Performance Ring and Pinion; 3.42 Ratio; Requires a 2.73 and Numerically Higher Ratio Carrier

For GM 7.5"/7.625" (10 Bolt); Performance Ring and Pinion; 3.73 Ratio; Thick Ring Gear; Requires a 3.08 and Numerically Lower Ratio Carrier

8.5 In. Ring Gear w/4.10 Axle Ratio

8.5 in./8.6 in. 10 Bolt; 4.56 Ratio GM 8.5 & 8.6 in.; 10 Bolt; Ring and Pinion Set; 4.56 Ratio~GM 8.5 in.; 4.56 Ratio

10 Bolt; 3.23 Ratio GM 8.5 & 8.6 in.; 10 Bolt; Ring and Pinion Set; 3.23 Ratio~GM 8.5 in.; 3.23 Ratio

For GM 8.5"/8.625" (10 Bolt); Performance Ring and Pinion; 4.56 Ratio; Requires a 2.73 and Numerically Higher Ratio Carrier

8.5 in./8.6 in. 10 Bolt; 4.88 Ratio GM 8.5 & 8.6 in.; 10 Bolt; Ring and Pinion Set; 4.88 Ratio~GM 8.5 in.; 4.88 Ratio

For GM 8.5"/8.625" (10 Bolt); Performance Ring and Pinion; 5.13 Ratio; Requires a 2.73 and Numerically Higher Ratio Carrier

8.5 in./8.6 in. 10 Bolt; 3.42 Ratio GM 8.5 & 8.6 in.; 10 Bolt; Ring and Pinion Set; 3.42 Ratio~GM 8.5 in.; 3.42 Ratio

For GM 8.5"/8.625" (10 Bolt); Performance Ring and Pinion; 3.08 Ratio; Requires a 2.73 and Numerically Higher Ratio Carrier

For GM 8.5"/8.625" (10 Bolt); Performance Ring and Pinion; 2.73 Ratio; Requires a 2.73 and Numerically Higher Ratio Carrier

For GM 7.5"/7.625" (10 Bolt); Performance Ring and Pinion; 3.23 Ratio; Requires a 3.23 and Numerically Higher Ratio Carrier

For GM 7.5"/7.625" (10 Bolt); Performance Ring and Pinion; 3.08 Ratio; Requires a 3.08 and Numerically Lower Ratio Carrier

For GM 8.5"/8.625" (10 Bolt); Performance Ring and Pinion; 4.30 Ratio; Requires a 2.73 and Numerically Higher Ratio Carrier

For GM 7.5"/7.625" (10 Bolt); Performance Ring and Pinion; 4.10 Ratio; Thick Ring Gear; Requires a 3.08 and Numerically Lower Ratio Carrier

3.23 Ratio GM 7.5 in. & 7.625 in Rear; Ring and Pinion Set; 3.23 Ratio; Fits 3.23 & Up Carrier~GM 7.5 in. and 7.6 in.; 3.23 Ratio

For GM 8.5"/8.625" (10 Bolt); 4.30 Ratio; Requires a 2.73 and Numerically Higher Ratio Carrier

For GM 7.5"/7.625" (10 Bolt); 2.73 Ratio; Requires a 3.08 and Numerically Lower Ratio Carrier

For GM 8.5"/8.625" (10 Bolt); 4.10 Ratio; Requires a 2.73 and Numerically Higher Ratio Carrier

7.5 in./7.625 in. 10 Bolt; 4.56 Ratio GM 7.5 in. & 7.625 in Rear; Ring and Pinion Set; 4.56 Ratio; Fits 3.23 & Up Carrier~GM 7.5 in. and 7.6 in.; 4.56 Ratio

7.625 in./7.5 in. 10 Bolt; Thick; 4.11 Ratio GM 7.5 in. & 7.625 in Rear; Thick Ring and Pinion Set; 4.11 Ratio; Fits 3.08 & Down Carrier~GM 7.5 in. and 7.6 in.; Thick; 4.11 Ratio

7.625 in./7.5 in. 10 Bolt; 3.42 Ratio GM 7.5 in. & 7.625 in Rear; Ring and Pinion Set; 3.42 Ratio; Fits 3.23 & Up Carrier~GM 7.5 in. and 7.6 in.; 3.42 Ratio

For GM 8.5"/8.625" (10 Bolt); 3.73 Ratio; Requires a 2.73 and Numerically Higher Ratio Carrier

8.5 in./8.6 in. 10 Bolt; 3.73 Ratio GM 8.5 & 8.6 in.; 10 Bolt; Ring and Pinion Set; 3.73 Ratio~GM 8.5 in.; 3.73 Ratio

For GM 8.5"/8.625" (10 Bolt); 3.90 Ratio; Requires a 2.73 and Numerically Higher Ratio Carrier

For GM 8.5"/8.625" (10 Bolt); 4.56 Ratio; Requires a 2.73 and Numerically Higher Ratio Carrier

For GM 8.5"/8.625" (10 Bolt); 4.88 Ratio; Requires a 2.73 and Numerically Higher Ratio Carrier

For GM 8.5"/8.625" (10 Bolt); 3.08 Ratio; Requires a 2.73 and Numerically Higher Ratio Carrier

For GM 7.5"/7.625" (10 Bolt); 3.73 Ratio; Requires a 3.23 and Numerically Higher Ratio Carrier

For GM 7.5"/7.625" (10 Bolt); 3.08 Ratio; Thin Ring Gear; Requires a 3.23 and Numerically Higher Ratio Carrier

7.5 in. 10 Bolt; 3.08 Ratio GM 7.5 in. & 7.625 in Rear; Ring and Pinion Set; 3.08 Ratio; Fits 3.23 & Up Carrier~GM 7.5 in. and 7.6 in.; 3.08 Ratio

For GM 7.5"/7.625" (10 Bolt); 3.23 Ratio Carrier and Higher; Requires Notched Cross Shaft 80-0270-1 For Open Carriers

7.625 in./7.5 in. 10 Bolt; Thick; 3.42 Ratio GM 7.5 in. & 7.625 in Rear; Thick Ring and Pinion Set; 3.42 Ratio; Fits 3.08 & Down Carrier~GM 7.5 in. and 7.6 in.; Thick; 3.42 Ratio

For GM 7.5"/7.625" (10 Bolt); 3.90 Ratio; Requires a 3.23 and Numerically Higher Ratio Carrier

For GM 8.5"/8.625" (10 Bolt); 3.42 Ratio; Requires a 2.73 and Numerically Higher Ratio Carrier

For GM 7.5"/7.625" (10 Bolt); 3.42 Ratio; Requires a 3.23 and Numerically Higher Ratio Carrier

For GM 8.5"/8.625" (10 Bolt); 5.13 Ratio; Requires a 2.73 and Numerically Higher Ratio Carrier

8.5 in./8.6 in. 10 Bolt; 5.13 Ratio GM 8.5 & 8.6 in.; 10 Bolt; Ring and Pinion Set; 5.13 Ratio~GM 8.5 in.; 5.13 Ratio

8.5 in./8.6 in. 10 Bolt; 5.38 Ratio GM 8.5 & 8.6 in.; 10 Bolt; Ring and Pinion Set; 5.38 Ratio~GM 8.5 in.; 5.38 Ratio

8.5 in./8.6 in. 10 Bolt; 3.90 Ratio GM 8.5 & 8.6 in.; 10 Bolt; Ring and Pinion Set; 3.90 Ratio~GM 8.5 in.; 3.90 Ratio

7.625 in./7.5 in. 10 Bolt; 4.11 Ratio GM 7.5 in. & 7.625 in Rear; Ring and Pinion Set; 4.11 Ratio; Fits 3.23 & Up Carrier~GM 7.5 in. and 7.6 in.; 4.11 Ratio

7.5 in./7.625 in. 10 Bolt; Thick; 3.73 Ratio GM 7.5 in. & 7.625 in Rear; Thick Ring and Pinion Set; 3.73 Ratio; Fits 3.08 & Down Carrier~GM 7.5 in. and 7.6 in.; Thick; 3.73 Ratio

For GM 7.5"/7.625" (10 Bolt); 4.10 Ratio; Requires a 3.23 and Numerically Higher Ratio Carrier

GM 7.5 in. 4.56 Ratio GM 7.5 in. & 7.625 in Rear; Ring and Pinion Set; 4.56 Ratio; Fits 3.23 & Up Carrier~GM 7.5 in. and 7.6 in.; 4.56 Ratio

For GM 8.5"/8.625" (10 Bolt); 3.23 Ratio; Requires a 2.73 and Numerically Higher Ratio Carrier

For GM 7.5"/7.625" (10 Bolt); 3.73 Ratio; Thick Ring Gear; Requires a 3.08 and Numerically Lower Ratio Carrier

7.5 in./7.625 in. 10 Bolt; 2.73 Ratio GM 7.5 in. & 7.625 in Rear; Ring and Pinion Set; 2.73 Ratio; Fits 3.08 & Down Carrier~GM 7.5 in. and 7.6 in.; 2.73 Ratio

8.5 in./8.6 in. 10 Bolt; 4.11 Ratio GM 8.5 & 8.6 in.; 10 Bolt; Ring and Pinion Set; 4.10 Ratio~GM 8.5 in.; 4.11 Ratio

For GM 7.5"/7.625" (10 Bolt); 3.42 Ratio; Thick Ring Gear; Requires a 3.08 and Numerically Lower Ratio Carrier

For GM 7.5"/7.625" (10 Bolt); 4.10 Ratio; Thick Ring Gear; Requires a 3.08 and Numerically Lower Ratio Carrier

For GM 7.5"/7.625" (10 Bolt); 3.23 Ratio; Requires a 3.23 and Numerically Higher Ratio Carrier

8.5 in./8.6 in. 10 Bolt; 2.76 Ratio GM 8.5 & 8.6 in.; 10 Bolt; Ring and Pinion Set; 2.73 Ratio~GM 8.5 in.; 2.76 Ratio

For GM 7.5"/7.625" (10 Bolt); 4.56 Ratio; Thick Ring Gear; Requires a 3.08 and Numerically Lower Ratio Carrier; Requires Notched Cross Shaft 80-0270-1 For Open Carriers

7.5 in./7.625 in. 10 Bolt; 3.73 Ratio GM 7.5 in. & 7.625 in Rear; Ring and Pinion Set; 3.73 Ratio; Fits 3.23 & Up Carrier~GM 7.5 in. and 7.6 in.; 3.73 Ratio

For GM 8.5"/8.625" (10 Bolt); 5.38 Ratio; Requires a 2.73 and Numerically Higher Ratio Carrier; Requires Notched Cross Pin Part# 80-0272-1

For GM 8.5"/8.625" (10 Bolt); 5.57 Ratio; Requires a 2.73 and Numerically Higher Ratio Carrier; Requires Notched Cross Pin Part# 80-0272-1

For GM 7.5"/7.625" (10 Bolt); Performance Ring and Pinion; 3.90 Ratio; Pro Gear; Requires a 3.23 and Numerically Higher Ratio Carrier

8.5 in./8.6 in. 10 Bolt; 3.08 Ratio GM 8.5 & 8.6 in.; 10 Bolt; Ring and Pinion Set; 3.08 Ratio~GM 8.5 in.; 3.08 Ratio

7.5 in. 10 Bolt; 4.30 Ratio; 27 Spline GM 7.5 in. & 7.625 in Rear; Ring and Pinion Set; 4.30 Ratio; Fits 3.23 & Up Carrier~GM 7.5 in. and 7.6 in.; 4.30 Ratio; 27 Spline