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Yukon Gear High Performance Ring & Pinion Gear Set Toyota 8in in a 3.90 Ratio

SKU: YUKYG_T8-390K

Differential Ring and Pinion Kit

YUK Gear Sets - Toyota...

Yukon Gear High Performance Ring & Pinion Gear Set Toyota 8in in a 3.90 Ratio

SKU: YUKYG_T8-390K

Differential Ring and Pinion Kit

YUK Gear Sets - Toyota...

A$736.03
Last Available from MFR. LAST ONE AVAILABLE from the manufacturer's distribution centre. Once sold, this item may not be immediately available again. The dispatch timeframe shown is an estimate based on historical orders for this part and is dependent on the manufacturer releasing the final available unit.
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Description

Yukon Gear & Axle high-performance ring and pinion gear sets are the benchmark of quality in the automotive gear industry. Yukon engineers use state-of-the art design, advanced heat-treating techniques, and leading-edge quality testing processes to ensure the structure and surface finish meet exacting specifications and quality standards. Yukon offers its Y.E.S. Plan, a lifetime, comprehensive, no-questions-asked protection plan covering your gear set for as long as you own your vehicle. Whether you’ve added tons of horsepower under the hood, upgraded to bigger tires, are just want to optimize the traction performance of your ride, Yukon offers the widest selection of gear ratios on the market to accommodate every need.

Product Overview

Yukon Gear & Axle high performance ring & pinions set the standard for quality. Yukon Engineers use state-of-the art design & testing processes, backed by 2 in-house quality labs to ensure each item manufactured meets exacting specifications & quality standards. Yukon designed gear tooth surface finish reduces both friction & heat for long races & high torque conditions. We use high grade steel in both the ring & pinion, with fitment designed to OEM specs. Go ahead, add loads of horsepower & go big on tires because Yukon offers the widest selection of gear ratios to choose from. You?ll know that your gear choice was the right one, because you chose Yukon. Yukon Ring & Pinions come with a 1 year warranty against manufacture defects. Yukon offers a Y.E.S. Plan for a lifetime, comprehensive, no-questions-asked protection plan covering your gears for as long as you own the vehicle.


Features and Benefits

  • For Toyota 8 in.
  • 3.90 gear ratio
  • Fits Toyota 8" differential
  • 29 spline pinion
  • Includes yoke kit
  • All Yukon ring and pinion sets come standard with a one-year warranty
  • High Performance Ring Pinion Set
  • 3.90 Ratio
  • All Yukon Ring Pinion Sets Come Standard w/A One-Year Warranty

Product Details

AAP Selling Package Quantity UOM:EA
AAP_UDA_12:EA
AAP_UDA_22:1
Axle Model:Toyota 8.0
Axle Type:Toyota 8 in.
California Proposition 65:Not Applicable
Cover Bolt Quantity:Dropout
Description:High performance Yukon Ring/Pinion gear set for Toyota 8in. in a 3.90ratio
Differential:Toyota TV6 and Tacoma Rear, w/ Factory Locker
Gear Ratio:3.90
Mounting Hardware Included:No
Part Number:yukYG T8-390K
Pinion Spline Count:27
Position:Rear
Ring Gear Bolt Quantity:10
Ring Gear Outside Diameter:8
Shims Included:No
Title:High performance Yukon Ring & Pinion gear set for Toyota 8" in a 3.90ratio
WARNING CA Proposition 65 Required:No
WARNING CA Proposition 65:No

Application Summary

8" TOY 3.90 R&P KIT w/ 29spl PINION, YOKE, SEAL & NUT

Part Type

Differential Ring and Pinion Kit

Data: v4.2 - Upd: 2026-10-14 05:11:48

Features

  • 29 spline pinion
  • 3.90 gear ratio
  • 3.90 Ratio
  • All Yukon ring and pinion sets come standard with a one-year warranty
  • All Yukon Ring Pinion Sets Come Standard w/A One-Year Warranty
  • Fits Toyota 8" differential
  • For Toyota 8 in.
  • High Performance Ring Pinion Set
  • Includes yoke kit

Specifications

AAP Selling Package Quantity UOM:
EA
AAP_UDA_12:
EA
AAP_UDA_22:
1
Axle Model:
Toyota 8.0
Axle Type:
Toyota 8 in.
California Proposition 65:
Not Applicable
Cover Bolt Quantity:
Dropout
Description:
High performance Yukon Ring/Pinion gear set for Toyota 8in. in a 3.90ratio
Differential:
Toyota TV6 and Tacoma Rear, w/ Factory Locker
Gear Ratio:
3.90
Mounting Hardware Included:
No
Part Number:
yukYG T8-390K
Pinion Spline Count:
27
Position:
Rear
Ring Gear Bolt Quantity:
10
Ring Gear Outside Diameter:
8
Shims Included:
No
Title:
High performance Yukon Ring & Pinion gear set for Toyota 8" in a 3.90ratio
WARNING CA Proposition 65 Required:
No
WARNING CA Proposition 65:
No

Reference Information

Brand Name/s Yukon Gear & Axle
StreetFX SKU yukYG_T8-390K
SFX Item ID 4487816
Supplier Item Code 4487816
Manufacturer SKU YG T8-390K
Manufacturer UPC 883584247159
Alternative References t8-390k, yga-24715, 8in

Compatibility

8" TOY 3.90 R&P KIT w/ 29spl PINION, YOKE, SEAL & NUT

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