49-0050-1 Richmond Gear High Performance Ring and Pinion for GM 8.5" O Axle in 3.90 Gear Ratio, Requires 2.93 to 3.23 Ratio Carrier, Compatible with Oldsmobile 442 '64-71', Pontiac GTO '65-71'
49-0050-1 Richmond Gear High Performance Ring and Pinion for GM 8.5" O Axle in 3.90 Gear Ratio, Requires 2.93 to 3.23 Ratio Carrier, Compatible with Oldsmobile 442 '64-71', Pontiac GTO '65-71'
49-0050-1 Richmond Gear High Performance Ring and Pinion for GM 8.5" O Axle in 3.90 Gear Ratio, Requires 2.93 to 3.23 Ratio Carrier, Compatible with Oldsmobile 442 '64-71', Pontiac GTO '65-71'
49-0050-1 Richmond Gear High Performance Ring and Pinion for GM 8.5" O Axle in 3.90 Gear Ratio, Requires 2.93 to 3.23 Ratio Carrier, Compatible with Oldsmobile 442 '64-71', Pontiac GTO '65-71'
49-0050-1 Richmond Gear High Performance Ring and Pinion for GM 8.5" O Axle in 3.90 Gear Ratio, Requires 2.93 to 3.23 Ratio Carrier, Compatible with Oldsmobile 442 '64-71', Pontiac GTO '65-71'
49-0050-1 Richmond Gear High Performance Ring and Pinion for GM 8.5" O Axle in 3.90 Gear Ratio, Requires 2.93 to 3.23 Ratio Carrier, Compatible with Oldsmobile 442 '64-71', Pontiac GTO '65-71'
49-0050-1 Richmond Gear High Performance Ring and Pinion for GM 8.5" O Axle in 3.90 Gear Ratio, Requires 2.93 to 3.23 Ratio Carrier, Compatible with Oldsmobile 442 '64-71', Pontiac GTO '65-71'
49-0050-1 Richmond Gear High Performance Ring and Pinion for GM 8.5" O Axle in 3.90 Gear Ratio, Requires 2.93 to 3.23 Ratio Carrier, Compatible with Oldsmobile 442 '64-71', Pontiac GTO '65-71'

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49-0050-1 Richmond Gear High Performance Ring and Pinion for GM 8.5" O Axle in 3.90 Gear Ratio, Requires 2.93 to 3.23 Ratio Carrier, Compatible with Oldsmobile 442 '64-71', Pontiac GTO '65-71'

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Brand : Richmond Gear/Motive Gear
High performance ring and pinion for GM 8.5" O axle with a 3.90 gear ratio.
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49-0050-1 Richmond Gear High Performance Ring and Pinion for GM 8.5" O Axle in 3.90 Gear Ratio, Requires 2.93 to 3.23 Ratio Carrier, Compatible with Oldsmobile 442 '64-71', Pontiac GTO '65-71'
49-0050-1 Richmond Gear High Performance Ring and Pinion for GM 8.5" O Axle in 3.90 Gear Ratio, Requires 2.93 to 3.23 Ratio Carrier, Compatible with Oldsmobile 442 '64-71', Pontiac GTO '65-71'
View Detail
Type
Differential Rings & Pinions
Title
49-0050-1 Richmond Gear High Performance Ring and Pinion for GM 8.5" O Axle in 3.90 Gear Ratio, Requires 2.93 to 3.23 Ratio Carrier, Compatible with Oldsmobile 442 '64-71', Pontiac GTO '65-71'
Price
$510.06 USD
Vendor
Richmond Gear/Motive Gear
Description
The Richmond Gear RP GM 8.5" 3.90 OLDS RG is a premium-quality ring and pinion gear set designed to deliver durability and performance for GM 8.5" (O Axle) differentials.Crafted from 8620 steel, this gear set provides excellent strength and reliability for high-performance applications.With a 3.90 gear ratio, it is engineered to meet or exceed OEM specifications and is suitable for vehicles with a differential carrier break of 2.93 to 3.23 ratio.

More about this item : 49-0050-1 Richmond Gear High Performance Ring and Pinion for GM 8.5" O Axle in 3.90 Gear Ratio, Requires 2.93 to 3.23 Ratio Carrier, Compatible with Oldsmobile 442 '64-71', Pontiac GTO '65-71'

The Richmond Gear RP GM 8.5" 3.90 OLDS RG is a premium-quality ring and pinion gear set designed to deliver durability and performance for GM 8.5" (O Axle) differentials.

Crafted from 8620 steel, this gear set provides excellent strength and reliability for high-performance applications.

With a 3.90 gear ratio, it is engineered to meet or exceed OEM specifications and is suitable for vehicles with a differential carrier break of 2.93 to 3.23 ratio.

49-0050-1 Richmond Gear High Performance Ring and Pinion for GM 8.5" O Axle in 3.90 Gear Ratio, Requires 2.93 to 3.23 Ratio Carrier, Compatible with Oldsmobile 442 '64-71', Pontiac GTO '65-71'
Key Features
  • High-Performance Gear Ratio: The Richmond Gear 49-0050-1 ring and pinion set features a 3.90 gear ratio, designed specifically for GM 8.5" O Axles and compatible with vintage Oldsmobile 442 ('64-'71) and Pontiac GTO ('65-'71) models
  • Precise Fit and Compatibility: Requires a 2.93 to 3.23 ratio carrier, features a 12-bolt cover design, 10-ring gear bolts, and a pinion shaft diameter of 1.626 inches, ensuring a fit for GM 8.5" differential models
  • Enhanced Performance and Efficiency: Standard ring gear rotation with 39-ring gear teeth and 10-pinion gear teeth delivers torque transfer and acceleration for rear-wheel-drive applications
  • Durable Construction: Crafted from high-strength 8620 steel, this ring gear ensures long-lasting reliability under high-performance driving conditions, making it suitable for racing or restoration projects
  • Trusted Warranty: Backed by a 2-year or 100,000-mile warranty, the Richmond Gear 49-0050-1 offers assurance of quality performance
Technical Specifications
  • Length : 15.0 lb
  • Width : 11.0 lb
  • Height : 5.25 lb
  • Weight : 18.19 lb
Product Identifiers
  • ASIN B003TPWQN2
  • UPC: 698231728109
Shipping Information
  • Ships From : United States
  • Brand : Richmond Gear/Motive Gear

Frequently Asked Questions About : 49-0050-1 Richmond Gear High Performance Ring and Pinion for GM 8.5" O Axle in 3.90 Gear Ratio, Requires 2.93 to 3.23 Ratio Carrier, Compatible with Oldsmobile 442 '64-71', Pontiac GTO '65-71'

01 What is the gear ratio of the Richmond Gear 49-0050-1?

The gear ratio is 3.90.

02 What type of differential is compatible with this ring and pinion?

It is compatible with GM 8.5" (O Axle) differentials.

03 What material is the ring gear made from?

The ring gear is made from 8620 steel.

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