Yukon Gear & Install Kit for Jeep JL Non-Rubicon D44/D30 - 4.88 Ratio

SKU: YUKYGK079
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Sale price$799.99
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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 Yukon Gear & Axle

Yukon Gear & Axle is the off-road and truck differential expert — gear sets, lockers, axle shafts, and complete axle assemblies for Dana 30, Dana 44, Dana 60, and modern AAM axles. The trusted source for rock-crawler and overland gear changes.

Watch in action

Yukon Gear & Install Kit for Jeep JL (Non-Rubicon, D44/D30)

Enhance your Jeep JL's off-road prowess with the Yukon Gear & Install Kit, specifically designed for Non-Rubicon models featuring the D44 (M220) rear and D30 (M186) front axles. This package includes a 4.88 gear ratio, ideal for maximizing torque and performance with larger tire setups.

Key Features and Benefits:

  • Precision Gearing: Yukon Gear & Axle is a leader in differential technology, offering high-performance ring and pinion sets engineered for superior strength and longevity.
  • Comprehensive Kit: This kit provides a complete solution for your re-gear project, including both front and rear ring and pinion gears, plus a Yukon Master Overhaul Kit. The overhaul kit contains all the necessary bearings, seals, shims, and installation hardware for a thorough differential rebuild.
  • Optimized for Jeep JL: Tailored for Jeep JL Non-Rubicon models with the D44 rear and D30 front axles. The 4.88 ratio is a popular choice for off-road enthusiasts looking to run 35-inch or larger tires, significantly improving acceleration and climbing ability.
  • Durable Construction: Manufactured using advanced heat-treating and quality control processes, Yukon gears are built to withstand the rigors of extreme off-road use.

This Yukon kit offers a straightforward path to upgrading your Jeep's gearing for better performance in challenging terrains. Whether you're tackling steep climbs or navigating rocky trails, the 4.88 ratio provides the extra grunt you need. Get your complete re-gear solution from GGCRACING.

Vehicle Fitment

Years Make Model Trim
2018-2022 Jeep Wrangler Rubicon
2018-2022 Jeep Wrangler Unlimited Rubicon
2018-2024 Jeep Wrangler Unlimited Sahara
2018-2024 Jeep Wrangler Unlimited Sport
2018-2024 Jeep Wrangler Sport
2018-2024 Jeep Wrangler Sport S
2021 Jeep Wrangler 80th Anniversary
2021 Jeep Wrangler Freedom
2021 Jeep Wrangler Islander
2021 Jeep Wrangler Unlimited Freedom
2021 Jeep Wrangler Unlimited Islander
2021-2022 Jeep Wrangler Unlimited Sahara 4xe
2021-2022 Jeep Wrangler Unlimited Rubicon 392
2021-2023 Jeep Wrangler Unlimited Sahara Altitude
2021-2023 Jeep Wrangler Unlimited Sport Altitude
2021-2023 Jeep Wrangler Unlimited High Altitude
2021-2024 Jeep Wrangler Unlimited Willys
2021-2024 Jeep Wrangler Unlimited Willys Sport
2021-2024 Jeep Wrangler Willys
2021-2024 Jeep Wrangler Willys Sport
2023 Jeep Wrangler Freedom
2023 Jeep Wrangler Unlimited Freedom
2018 Jeep Wrangler JK Unlimited Sahara
2018 Jeep Wrangler JK Unlimited Sport
2018 Jeep Wrangler JK Unlimited Sport S
2018 Jeep Wrangler JK Rubicon
2018 Jeep Wrangler JK Sport
2018 Jeep Wrangler JK Sport S

Product Details

Product Description
Part Numbers
Sizing & Fit

About Yukon Gear & Axle

Yukon Gear & Axle is the off-road and truck differential expert — gear sets, lockers, axle shafts, and complete axle assemblies for Dana 30, Dana 44, Dana 60, and modern AAM axles. The trusted source for rock-crawler and overland gear changes.

Watch in action

Yukon Gear & Install Kit for Jeep JL (Non-Rubicon, D44/D30)

Enhance your Jeep JL's off-road prowess with the Yukon Gear & Install Kit, specifically designed for Non-Rubicon models featuring the D44 (M220) rear and D30 (M186) front axles. This package includes a 4.88 gear ratio, ideal for maximizing torque and performance with larger tire setups.

Key Features and Benefits:

  • Precision Gearing: Yukon Gear & Axle is a leader in differential technology, offering high-performance ring and pinion sets engineered for superior strength and longevity.
  • Comprehensive Kit: This kit provides a complete solution for your re-gear project, including both front and rear ring and pinion gears, plus a Yukon Master Overhaul Kit. The overhaul kit contains all the necessary bearings, seals, shims, and installation hardware for a thorough differential rebuild.
  • Optimized for Jeep JL: Tailored for Jeep JL Non-Rubicon models with the D44 rear and D30 front axles. The 4.88 ratio is a popular choice for off-road enthusiasts looking to run 35-inch or larger tires, significantly improving acceleration and climbing ability.
  • Durable Construction: Manufactured using advanced heat-treating and quality control processes, Yukon gears are built to withstand the rigors of extreme off-road use.

This Yukon kit offers a straightforward path to upgrading your Jeep's gearing for better performance in challenging terrains. Whether you're tackling steep climbs or navigating rocky trails, the 4.88 ratio provides the extra grunt you need. Get your complete re-gear solution from GGCRACING.

Vehicle Fitment

Years Make Model Trim
2018-2022 Jeep Wrangler Rubicon
2018-2022 Jeep Wrangler Unlimited Rubicon
2018-2024 Jeep Wrangler Unlimited Sahara
2018-2024 Jeep Wrangler Unlimited Sport
2018-2024 Jeep Wrangler Sport
2018-2024 Jeep Wrangler Sport S
2021 Jeep Wrangler 80th Anniversary
2021 Jeep Wrangler Freedom
2021 Jeep Wrangler Islander
2021 Jeep Wrangler Unlimited Freedom
2021 Jeep Wrangler Unlimited Islander
2021-2022 Jeep Wrangler Unlimited Sahara 4xe
2021-2022 Jeep Wrangler Unlimited Rubicon 392
2021-2023 Jeep Wrangler Unlimited Sahara Altitude
2021-2023 Jeep Wrangler Unlimited Sport Altitude
2021-2023 Jeep Wrangler Unlimited High Altitude
2021-2024 Jeep Wrangler Unlimited Willys
2021-2024 Jeep Wrangler Unlimited Willys Sport
2021-2024 Jeep Wrangler Willys
2021-2024 Jeep Wrangler Willys Sport
2023 Jeep Wrangler Freedom
2023 Jeep Wrangler Unlimited Freedom
2018 Jeep Wrangler JK Unlimited Sahara
2018 Jeep Wrangler JK Unlimited Sport
2018 Jeep Wrangler JK Unlimited Sport S
2018 Jeep Wrangler JK Rubicon
2018 Jeep Wrangler JK Sport
2018 Jeep Wrangler JK Sport S

Product Details

Product Description

About Yukon Gear & Axle

Yukon Gear & Axle is the off-road and truck differential expert — gear sets, lockers, axle shafts, and complete axle assemblies for Dana 30, Dana 44, Dana 60, and modern AAM axles. The trusted source for rock-crawler and overland gear changes.

Watch in action

Yukon Gear & Install Kit for Jeep JL (Non-Rubicon, D44/D30)

Enhance your Jeep JL's off-road prowess with the Yukon Gear & Install Kit, specifically designed for Non-Rubicon models featuring the D44 (M220) rear and D30 (M186) front axles. This package includes a 4.88 gear ratio, ideal for maximizing torque and performance with larger tire setups.

Key Features and Benefits:

  • Precision Gearing: Yukon Gear & Axle is a leader in differential technology, offering high-performance ring and pinion sets engineered for superior strength and longevity.
  • Comprehensive Kit: This kit provides a complete solution for your re-gear project, including both front and rear ring and pinion gears, plus a Yukon Master Overhaul Kit. The overhaul kit contains all the necessary bearings, seals, shims, and installation hardware for a thorough differential rebuild.
  • Optimized for Jeep JL: Tailored for Jeep JL Non-Rubicon models with the D44 rear and D30 front axles. The 4.88 ratio is a popular choice for off-road enthusiasts looking to run 35-inch or larger tires, significantly improving acceleration and climbing ability.
  • Durable Construction: Manufactured using advanced heat-treating and quality control processes, Yukon gears are built to withstand the rigors of extreme off-road use.

This Yukon kit offers a straightforward path to upgrading your Jeep's gearing for better performance in challenging terrains. Whether you're tackling steep climbs or navigating rocky trails, the 4.88 ratio provides the extra grunt you need. Get your complete re-gear solution from GGCRACING.

Vehicle Fitment

Years Make Model Trim
2018-2022 Jeep Wrangler Rubicon
2018-2022 Jeep Wrangler Unlimited Rubicon
2018-2024 Jeep Wrangler Unlimited Sahara
2018-2024 Jeep Wrangler Unlimited Sport
2018-2024 Jeep Wrangler Sport
2018-2024 Jeep Wrangler Sport S
2021 Jeep Wrangler 80th Anniversary
2021 Jeep Wrangler Freedom
2021 Jeep Wrangler Islander
2021 Jeep Wrangler Unlimited Freedom
2021 Jeep Wrangler Unlimited Islander
2021-2022 Jeep Wrangler Unlimited Sahara 4xe
2021-2022 Jeep Wrangler Unlimited Rubicon 392
2021-2023 Jeep Wrangler Unlimited Sahara Altitude
2021-2023 Jeep Wrangler Unlimited Sport Altitude
2021-2023 Jeep Wrangler Unlimited High Altitude
2021-2024 Jeep Wrangler Unlimited Willys
2021-2024 Jeep Wrangler Unlimited Willys Sport
2021-2024 Jeep Wrangler Willys
2021-2024 Jeep Wrangler Willys Sport
2023 Jeep Wrangler Freedom
2023 Jeep Wrangler Unlimited Freedom
2018 Jeep Wrangler JK Unlimited Sahara
2018 Jeep Wrangler JK Unlimited Sport
2018 Jeep Wrangler JK Unlimited Sport S
2018 Jeep Wrangler JK Rubicon
2018 Jeep Wrangler JK Sport
2018 Jeep Wrangler JK Sport S

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