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Richmond Gear 79-0077-1 Pro Gear Ring and Pinion Set Dana 60 4.56:1 Ratio

(Chevrolet Silverado 1500 2002-05, Silverado 1500 HD 2002-03, 2005, C10 Pickup 1967-72, Express 3500 2004-10, Express 2500 2003-13 + 88 more models)

Manufacturer

Part Number

7900771
Sale Price

$621.97

2 left at this price

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Usually delivered within 2 days

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Product Details

The Richmond Gear 79-0077-1 Pro Gear Ring and Pinion Set is engineered specifically for Dana 60 differentials and features an aggressive 4.56:1 gear ratio with 41 ring teeth and 9 pinion teeth. This race-oriented gear set is designed for applications where hard launches and severe heat cycling occurs, manufactured from a softer, more malleable 9310 steel alloy to be more resistant to breakage under harsh racing conditions.

Key Features:

  • Dana 60 Application: Designed for Dana 60 differentials with 10 cover bolts and requires a 4.56 and higher carrier series 4
  • Premium 9310 Steel Construction: Advanced alloy provides superior resistance to breakage under extreme racing conditions
  • Weight reduction of up to 6 pounds from lightened gear design for improved performance
  • Ground pinion threads for trouble-free installation
  • Special heat treatment for improved strength and durability
  • Computer-controlled manufacturing with gears cut at 1,000th of an inch precision
  • 4.56:1 gear ratio ideal for drag racing, rock crawling, and high-performance street applications

Richmond is the leading manufacturer of professional quality, hi-performance ring and pinion sets, with the Double Diamond signifying the highest quality gears in the racing industry for over 80 years. This Pro Gear set is race-only and not recommended for street use due to its specialized design for maximum performance under extreme conditions.

Products specifications

Fits

Chevrolet Silverado 1500 2002-05, Silverado 1500 HD 2002-03, 2005, C10 Pickup 1967-72, Express 3500 2004-10, Express 2500 2003-13, K10 Pickup 1967-72, C20 Pickup 1964-72, K3500 1988-91, G20 1975-91, K30 1977-86, K20 Pickup 1965-72 + 82 more models

Calculator

Gear Ratio Calculator

Carrier Series

4

Cover Bolts

10

Installation Kit Included

No

Notes

4.56:1 or numerically higher carrier.

Pinion Gear Teeth

9

Pinion Shaft Diameter (in)

1.626 in.

Pinion Spline Count

29

Quantity

Sold as a set.

Ring and Pinion Ratio

4.56:1

Ring Gear Bolts

12

Ring Gear Diameter (in)

9.750 in.

Ring Gear Rotation

Standard

Ring Gear Teeth

41

Tool

Transmission Lookup

Ring and Pinion Gear Ratio

4.56

Differential Case Design Type

Dana 60

Ring Gear Tooth Quantity

41

Pinion Shaft Diameter

1.626

Ring Gear Material

9310 Steel

Ring Gear Diameter

9.75

Pinion Gear Tooth Quantity

9

Differential Carrier Break

4.56 and Higher

Ring Gear Bolt Quantity

12

Cover Bolt Quantity

10

Prop 65

WARNING: Cancer - www.p65warnings.ca.gov

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