EXCEL from Richmond Ring & Pinion Gear Set 3.55 Ratio — Fits GM 12-Bolt 8.875in Rear Ends

SKU: GGVJ_12BC355
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About EXCEL from Richmond

EXCEL from Richmond engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full EXCEL from Richmond lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Precision Drivetrain Upgrades

Enhance your vehicle's performance with the EXCEL from Richmond 3.55 ratio ring and pinion gear set. Engineered for the GM 12-bolt rear end with an 8.875-inch ring gear, this set is the perfect choice for those looking to improve their vehicle's responsiveness and acceleration. Richmond is a trusted name in the industry, and their EXCEL line brings that same level of engineering excellence to a package designed for performance enthusiasts.

Key Features

  • Gear Ratio: 3.55
  • Application: GM 12-Bolt 8.875" Rear Ends
  • Pinion Spline Count: 30 Spline
  • Series: 3 Series Carrier
  • Material: High-strength alloy steel

The 3.55 gear ratio is widely considered the sweet spot for many street-driven performance vehicles, offering a great balance between quick off-the-line acceleration and comfortable cruising. The 30-spline pinion ensures a solid, reliable connection within the differential. To guarantee the longevity and performance of your new gears, professional installation is highly recommended to ensure the gear mesh is set perfectly to manufacturer specifications. By upgrading to this EXCEL gear set, you are choosing a product designed for durability and consistent power delivery. Don't let a worn-out differential hold your project back. Get the performance you deserve with high-quality drivetrain components from GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About EXCEL from Richmond

EXCEL from Richmond engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full EXCEL from Richmond lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Precision Drivetrain Upgrades

Enhance your vehicle's performance with the EXCEL from Richmond 3.55 ratio ring and pinion gear set. Engineered for the GM 12-bolt rear end with an 8.875-inch ring gear, this set is the perfect choice for those looking to improve their vehicle's responsiveness and acceleration. Richmond is a trusted name in the industry, and their EXCEL line brings that same level of engineering excellence to a package designed for performance enthusiasts.

Key Features

  • Gear Ratio: 3.55
  • Application: GM 12-Bolt 8.875" Rear Ends
  • Pinion Spline Count: 30 Spline
  • Series: 3 Series Carrier
  • Material: High-strength alloy steel

The 3.55 gear ratio is widely considered the sweet spot for many street-driven performance vehicles, offering a great balance between quick off-the-line acceleration and comfortable cruising. The 30-spline pinion ensures a solid, reliable connection within the differential. To guarantee the longevity and performance of your new gears, professional installation is highly recommended to ensure the gear mesh is set perfectly to manufacturer specifications. By upgrading to this EXCEL gear set, you are choosing a product designed for durability and consistent power delivery. Don't let a worn-out differential hold your project back. Get the performance you deserve with high-quality drivetrain components from GGCRACING.

Product Details

Product Description

About EXCEL from Richmond

EXCEL from Richmond engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full EXCEL from Richmond lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Precision Drivetrain Upgrades

Enhance your vehicle's performance with the EXCEL from Richmond 3.55 ratio ring and pinion gear set. Engineered for the GM 12-bolt rear end with an 8.875-inch ring gear, this set is the perfect choice for those looking to improve their vehicle's responsiveness and acceleration. Richmond is a trusted name in the industry, and their EXCEL line brings that same level of engineering excellence to a package designed for performance enthusiasts.

Key Features

  • Gear Ratio: 3.55
  • Application: GM 12-Bolt 8.875" Rear Ends
  • Pinion Spline Count: 30 Spline
  • Series: 3 Series Carrier
  • Material: High-strength alloy steel

The 3.55 gear ratio is widely considered the sweet spot for many street-driven performance vehicles, offering a great balance between quick off-the-line acceleration and comfortable cruising. The 30-spline pinion ensures a solid, reliable connection within the differential. To guarantee the longevity and performance of your new gears, professional installation is highly recommended to ensure the gear mesh is set perfectly to manufacturer specifications. By upgrading to this EXCEL gear set, you are choosing a product designed for durability and consistent power delivery. Don't let a worn-out differential hold your project back. Get the performance you deserve with high-quality drivetrain components from GGCRACING.

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