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Richmond Gear GM75410OE Ring and Pinion Set 4.10 Ratio GM 7.5" 10-Bolt

(Cadillac DeVille 1982-84, Fleetwood 1982-90, Brougham 1987-90; Chevrolet Camaro 1982-2002, S10 1982-2004, Impala 1977-85, 1994-96 + 55 more models)

Part of: Richmond Gear Excel Differential Ring and Pinion Set

Other options in this family: Richmond Gear F9411 Richmond Gear F88410 Richmond Gear 4900391 Richmond Gear 12BC373T Richmond Gear 6903041

Manufacturer

Picture for manufacturer Richmond Gear

Part Number

GM75410OE
14 reviews
Sale Price

$220.22

1 left at this price

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Usually delivered within 2 days

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Product Details

The Richmond Gear GM75410OE EXCEL Ring and Pinion Set delivers precision-engineered gear performance for GM 7.5" (7.625") 10-bolt differentials. This complete ring and pinion combo features a 4.10:1 gear ratio, ideal for improving acceleration and towing capacity while maintaining reasonable highway cruising.

Key Specifications:

  • Gear Ratio: 4.10:1
  • Fits GM 7.5" / 7.625" (10-bolt) rear differentials
  • Compatible with GM 7.6" IFS (Independent Front Suspension) applications
  • Requires 3.23 and numerically higher ratio carrier
  • EXCEL series quality construction

Installation Requirements:

  • Must be used with a carrier designed for 3.23 ratio and higher (numerically)
  • Professional installation recommended
  • Requires complete differential rebuild with new bearings, seals, and shims
  • Proper setup and backlash adjustment critical for longevity

Richmond Gear's EXCEL line offers OE-quality replacement ring and pinion sets manufactured to strict tolerances for quiet operation and long service life. Each gear set is designed to meet or exceed original equipment specifications, making this an excellent choice for restoration projects or gear ratio changes on GM trucks, SUVs, and performance vehicles equipped with the popular 7.5" rear axle.

Products specifications

Fits

Cadillac DeVille 1982-84, Fleetwood 1982-90, Brougham 1987-90; Chevrolet Camaro 1982-2002, S10 1982-2004, Impala 1977-85, 1994-96, Colorado 2004-13, Malibu 1973-83, Blazer 1995-2001, Caprice 1977-96, El Camino 1977-87 + 50 more models

Pinion Spline Count

27

Ring Gear Rotation

Standard

Ring Gear Tooth Quantity

41

Pinion Shaft Diameter

1.438

Cover Bolt Quantity

10

Pinion Gear Tooth Quantity

10

Ring Gear Bolt Quantity

10

Differential Carrier Break

3.23 and Higher

Ring and Pinion Gear Ratio

4.10

Ring Gear Diameter

7.5

Ring Gear Material

8620 Steel

Prop 65

Cancer and Reproductive Harm - www.P65Warnings.ca.gov
WARNING: Cancer - www.p65warnings.ca.gov

Differential Case Design Type

GM 7.5

Differential Case Design Type

GM 7.6 IFS

Differential Case Design Type

GM 7.625

Differential Carrier Break

3.23 Ratio and Higher

SHIPPED FAST

Im hoping this part is what I need. Ordering was simple since I use paypal and feel safe using it. Will review after I receive my part.

Yuhhh

easy to purchase.

You seem to have it all and ship quick

Haven't installed yet, but hopefully everything will go good. Thanks for the fast service.

Great experience

quick and easy. ty

Would use them again. Very pleased

Easy web searching and good quality parts for reasonable price..customer friendly too!!!!!!

Very easy and received a surprise 20% off shipping.

Great selection and fast shipping. Not to meantion the lowest prices anywhere on the net.

Excellent Service! Product shipped out the day after being processed and was sent via overnight delivery. Autoplicity also offered the lowest cost available for the product online.

Very good prices and incredibly fast shipping. Shipping costs were a bit high but I would definitely use them again!

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