The Yukon Chrysler 9.25" Front Axle Ring & Pinion Gear Set is designed for front axle re-gearing, ratio correction after tire upgrades, and complete differential rebuilds. This gear set is an excellent choice for trucks running larger tires, heavier accessories, towing loads, or frequent off-road use and helps restore lost power caused by oversized tires while improving throttle response and low-speed control.

Includes:

• Chrysler 9.25" Ring gear
• Matching pinion gear
• Sold as a matched gear set

Installation kit, bearings, shims, seals, and carrier components sold separately unless noted.

Specifications

• Brand: Yukon Gear & Axle
• Part Number: YG C9.25R-411R
• Product Type: Ring & pinion gear set
• Application: Chrysler 9.25" front axle
• Gear Ratio: 4.11
• Ring Gear Diameter: 9.25"
• Ring Gear Bolt Count: 12 bolts
• Axle Position: Front
• Quantity: Sold as a matched set

Fitment

• Ideal for re-gearing after larger tire installation, towing upgrades, and front differential rebuilds
• Verify axle model, carrier design, rotation type, and rear axle ratio before ordering.

Tech Insight

Will this 4.11 ring and pinion fit all Chrysler 9.25 front axles?

No. This gear set is designed for Chrysler 9.25 front differential applications. Always verify your axle model, carrier compatibility, spline count, and current gear ratio before ordering.

Is a 4.11 gear ratio a good choice for larger tires?

Yes. A 4.11 ratio is one of the most popular gear choices for trucks running larger tires. It helps restore lost power, improve acceleration, and reduce transmission strain after upgrading tire size.

Do I need a master install kit when replacing ring and pinion gears?

Yes. A master overhaul kit includes bearings, races, shims, seals, crush sleeves, and installation hardware needed for proper gear setup. Replacing these components during installation helps maximize gear life and reliability.

Can I use these gears for towing and off-road driving?

Absolutely. The 4.11 ratio provides a strong balance between highway drivability, towing performance, and off-road torque multiplication, making it a popular choice for trucks, trail rigs, and overland vehicles.