GM 10 Bolt 7.5 Inch Ring and Pinion, 27 Spline, 3 Series

#91913

GM 10 Bolt 7.5 Inch Ring and Pinion, 27 Spline, 3 Series

Name: GM 10 Bolt 7.5 Inch Ring and Pinion, 27 Spline, 3 Series
Brand: Speedway Motors
SKU: 91913
Rating: 4.6 (8 reviews)

8 Reviews

18 Questions

Change the gear ratio of your GM car with these 7.5" 10 bolt gear sets
These ring and pinion sets are manufactured to meet exact specifications to ensure a quality product every time
3.23 and numerically higher ring & pinion ratios are designed for use with a "3 series" carrier

Ratio:

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$267.99

/each

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Product Summary

Change the gear ratio of your GM car with these 7.5" 10 bolt gear sets
These ring and pinion sets are manufactured to meet exact specifications to ensure a quality product every time
3.23 and numerically higher ring & pinion ratios are designed for use with a "3 series" carrier
If you intend to install these ratios with a "2 series" carrier, you need to use ring gear spacer #910-48305
The 3.08 ratio ring and pinion set is for use with a "2 series" carrier

See more details

Key Specs

MFG. Part #	Select Ratio
Brand	Speedway Motors
Ratio	Select Ratio

See more specs

Need To Know

Need help?

855.313.9176

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Details

IMPORTANT NOTE: 3.23 and numerically higher ring & pinion ratios are designed for use with a "3 series" carrier. If you intend to install these ratios with a "2 series" carrier, you need to use ring gear spacer #910-48305. 3.08 ratio ring and pinion sets fit a "2 series" carrier and do not use a ring gear spacer.

7.50" diameter ring gear
1.438" diameter pinion
27 splines

Application

1975-79 Omega
1982-99 Camaro/Firebird
1983-99 S-10/S-15/Astro Van
1976-79 Skylark
1977-90 Fullsize Olds/Buick/Pont
1977-96 Fullsize Chevy
1978-81 Century/Phoenix/Ventura
1978-87 Cutlass/Grand Prix
1978-87 Monte Carlo/Regal

Warranty Information

CA WARNING:

Can expose you to lead, a carcinogen and reproductive toxicant. See www.P65Warnings.ca.gov

Specifications

KEY SPECS
MFG. Part #	Select Ratio to see
Brand	Speedway Motors
Ratio	Select Ratio to see

GENERAL
Ring Tooth Count	Select Ratio to see
Pinion Tooth Count	Select Ratio to see
Shaft Diameter	1.438"
Outside Diameter	Select Ratio to see
Spline Count	27
Material Type	Steel
Sold in Quantity	Set

Ratings & Reviews

4.6

8 Reviews

Overall Assessment

Customers highly praise the product for its high quality, remarking on its excellent fit and easy assembly. Many were impressed by the robustness and durability, having used it repeatedly without any issues. The product's feature of easy installation was recurrently emphasized, suggesting simplicity of use. Positive remarks about the material quality and good packaging reinforce the perception of a top-notch, professional design. Compared to similar items from competitors, customers affirmed they would prefer this product again, appreciating its timely delivery and true-to-description qualities.

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4.6

8 reviews

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Yes

5.0

4 years ago

Walt

Walt Wabash ind

Verified

Works great

Would Recommend

Great parts and fit without any problems. Thanks

5.0

5 years ago

Kooldaddyo

Tooele Ut

Verified

Everything assembled with no problems. Thanks

Would Recommend

great transaction

5.0

10 years ago

Nate

Verified

My first gm rear end set up and install not sure how quiet i got it cant here it over my bbc 427 lol

Would Recommend

I would buy this product again

5.0

10 years ago

Ben

Mooresville In

Verified

Had no problem with this gear

Would Recommend

GOOD PRODUCT

5.0

10 years ago

MIKEYDOG

LAWTON IA.

Verified

GOOD PRODUCT

Would Recommend

good deal

4.0

11 years ago

lewis

cortex colorado 81321

Verified

the gear set that was deliverd was exactly what I had ordered and got it in a great time frame. the gears looked great and were packaged securely. looks like quality material went into the product all the way around even in the packaging

Would Recommend

good gear easy to install

4.0

11 years ago

jason

oklahoma

Verified

easy to install

Would Recommend

ran ring and pinion before they held up

4.0

16 years ago

jeff

new york

Verified

good parts

Showing 8 of 8 reviews

Questions & Answers

18 Questions • 10 Answers

Sort Questions

will the 456 gears fit in the stock carrier of a 1985 z28

by z28

• 8 years ago

1 answer

View Answer

i have a 1986 s10 chassis and I also need a posi carrier can you recommend a carrier that speedway carries to go with this gear set?

by Jeremy ratrod

• 8 years ago

1 answer

View Answer

Will this set work in my 95 Camaro 10 bolt

by Andrew

• 8 years ago

1 answer

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Will the 4.56's work in a 7.5 10 bolt out of a 91 camaro? I have 3.73s right now but wanting more gear.

by Matthew

• 8 years ago

1 answer

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will these work on a 80 caprice gm 10 bolt 7.5 currenty has 2.41 27 spline pinion and 26 spline axles

by thomas

• 9 years ago

1 answer

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Will these gears work if I run a stock carrier in a gm 7.5 10 bolt in a 88 monty carlo ss and are these thick gears

by stinky pinky

• 9 years ago

1 answer

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Is the 3.73 a thick or thin gear?

by Tyler

• 9 years ago

1 answer

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Who is the manufacturer of these gear sets?

by Dave

• 9 years ago

1 answer

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Will this gear work in my 1985 delta 88? I believe I have 2:73 gears right now. the differential is a GM 10 bolt and I BELIEVE a 7.5. I would like to put 4:10 or 3:90. thanks.

by kal

• 9 years ago

1 answer

View Answer

Will this work on a 80 Chevy monza

by Jbell

• 10 years ago

1 answer

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