Richmond Gear Ring & Pinion Lightweight Quick Change 4.86 Ratio — 12-Bolt Kit

SKU: BCLJ_59-0008-L
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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 Richmond Gear

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

High-Performance 4.86 Lightweight Ring & Pinion

Maximize your vehicle's drivetrain potential with the Richmond Gear Lightweight Ring & Pinion Kit. Featuring a 4.86 ratio, this kit is engineered for 12-bolt quick-change differentials, providing the aggressive gearing needed for high-performance track applications. The lightweight design helps reduce rotating mass, resulting in a more responsive drivetrain and improved overall vehicle performance.

Technical Specifications

  • Ratio: 4.86 for superior acceleration.
  • Construction: Lightweight, high-strength steel.
  • Pinion: 10-spline design for reliable power input.
  • Application: Specifically for 12-bolt quick-change rear ends.

In the world of competitive racing, every ounce counts. This lightweight ring and pinion set is designed to provide the strength of traditional steel gears while shedding unnecessary weight. Richmond Gear has meticulously crafted these components to ensure smooth gear mesh and minimal power loss, allowing you to get the most out of your engine's power band. Whether you are building a new rear end or performing a mid-season upgrade, this kit offers the reliability and performance needed to stay ahead of the pack. Trust in the quality of Richmond Gear to keep your drivetrain running at its peak. Explore our extensive catalog of racing drivetrain components at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Richmond Gear

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

High-Performance 4.86 Lightweight Ring & Pinion

Maximize your vehicle's drivetrain potential with the Richmond Gear Lightweight Ring & Pinion Kit. Featuring a 4.86 ratio, this kit is engineered for 12-bolt quick-change differentials, providing the aggressive gearing needed for high-performance track applications. The lightweight design helps reduce rotating mass, resulting in a more responsive drivetrain and improved overall vehicle performance.

Technical Specifications

  • Ratio: 4.86 for superior acceleration.
  • Construction: Lightweight, high-strength steel.
  • Pinion: 10-spline design for reliable power input.
  • Application: Specifically for 12-bolt quick-change rear ends.

In the world of competitive racing, every ounce counts. This lightweight ring and pinion set is designed to provide the strength of traditional steel gears while shedding unnecessary weight. Richmond Gear has meticulously crafted these components to ensure smooth gear mesh and minimal power loss, allowing you to get the most out of your engine's power band. Whether you are building a new rear end or performing a mid-season upgrade, this kit offers the reliability and performance needed to stay ahead of the pack. Trust in the quality of Richmond Gear to keep your drivetrain running at its peak. Explore our extensive catalog of racing drivetrain components at GGCRACING.

Product Details

Product Description

About Richmond Gear

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

High-Performance 4.86 Lightweight Ring & Pinion

Maximize your vehicle's drivetrain potential with the Richmond Gear Lightweight Ring & Pinion Kit. Featuring a 4.86 ratio, this kit is engineered for 12-bolt quick-change differentials, providing the aggressive gearing needed for high-performance track applications. The lightweight design helps reduce rotating mass, resulting in a more responsive drivetrain and improved overall vehicle performance.

Technical Specifications

  • Ratio: 4.86 for superior acceleration.
  • Construction: Lightweight, high-strength steel.
  • Pinion: 10-spline design for reliable power input.
  • Application: Specifically for 12-bolt quick-change rear ends.

In the world of competitive racing, every ounce counts. This lightweight ring and pinion set is designed to provide the strength of traditional steel gears while shedding unnecessary weight. Richmond Gear has meticulously crafted these components to ensure smooth gear mesh and minimal power loss, allowing you to get the most out of your engine's power band. Whether you are building a new rear end or performing a mid-season upgrade, this kit offers the reliability and performance needed to stay ahead of the pack. Trust in the quality of Richmond Gear to keep your drivetrain running at its peak. Explore our extensive catalog of racing drivetrain components at GGCRACING.

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