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Yukon Gear GM 8.5in 30Spline 4340 Front Axle Kit / w/ Super-Joint

SKU: YUKYA_W24124

Drive Axle Shaft Assembly

YUK Repl Axles...

Yukon Gear GM 8.5in 30Spline 4340 Front Axle Kit / w/ Super-Joint

SKU: YUKYA_W24124

Drive Axle Shaft Assembly

YUK Repl Axles...

A$2,517.29
Available from MFR. This item is available from the manufacturer's distribution centre. The dispatch timeframe shown is an estimate based on historical order processing and release times for this part. This item is not held in our own warehouse, and actual dispatch timing may vary depending on manufacturer workload and logistics at the time of ordering.
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Description

Yukon high-performance axles are built with high-tensile strength 4340 chromoly, use superior production methods that include cold roll formed splines, and feature advanced induction coil heat treating to create an axle of unmatched quality and durability.

Product Overview

Yukon front 4340 Chrome-Moly axle kit for '79-'87 GM 8.5" 1/2 ton truck and Blazer with 30 splines and Yukon SuperJoints. Yukon 4340 Chrome-Moly axles provide up to 50% increased strength over stock axles for use in extreme performance applications with large tires and high horsepower. Yukon's 4340 axles are manufactured using the latest technologies and the highest quality materials to ensure high strength and long life. This kit comes with inner & outer axles for both left and right sides along with Yukon SuperJoints. Limited Lifetime warranty covers manufacturing defects and axle breakage for as long as you own the vehicle. This warranty is not transferable to another party. "No Questions Asked" replacement for first warranty return, however Yukon reserves the right to either replace axle or refund original purchase price after the first warranty claim. Yukon (through Randy's ring & pinion) makes final determination on warranty considerations.


Features and Benefits

  • Fits GM 8.5 in. 1979-1987 GM 1/2 Ton
  • Includes 30 spline, 19.15” RH inner axle
  • Fits GM 8.5” differential
  • Includes two 19 spline, 9.94” outer axles
  • Includes 30 spline, 35.46” LH inner axle
  • Heavy duty 4340 chromoly construction
  • Includes Yukon Super Joints
  • 30 Spline Inner And 19 Spline Outer
  • Incl. Inner And Outer 4340 Chromoly Axles And Yukon Super Joints

Product Details

AAP Selling Package Quantity UOM:EA
AAP_UDA_12:EA
AAP_UDA_22:1
California Proposition 65:Not Applicable
Description:Yukon Chromoly Front Axle Kit; GM 8.5in.; Both Sides; 19/30 Spline; Super Joints
Differential Case Design Type:GM 8.5 Front - 30 Spline
Inboard Spline Quantity:30
Material:4340 Chromoly
Part Number:yukYA W24124
Position:Front
Shaft Material:SAE-4340 Nickel Chromoly Steel
Title:Yukon Chromoly Front Axle Kit, GM 8.5”, Both Sides, 19/30 Spline, Super Joints
WARNING CA Proposition 65 Required:No
WARNING CA Proposition 65:No

Application Summary

GM 8.5" 30spl 4340 FRONT AXLE KIT, w/ Super-Joint, 79&UP 1/2TON TRK & BLAZER (ASSM REQ)

Part Type

Drive Axle Shaft Assembly

Data: v4.2 - Upd: 2026-10-14 20:08:14

Features

  • 30 Spline Inner And 19 Spline Outer
  • Fits GM 8.5 in. 1979-1987 GM 1/2 Ton
  • Fits GM 8.5” differential
  • Heavy duty 4340 chromoly construction
  • Incl. Inner And Outer 4340 Chromoly Axles And Yukon Super Joints
  • Includes 30 spline, 19.15” RH inner axle
  • Includes 30 spline, 35.46” LH inner axle
  • Includes two 19 spline, 9.94” outer axles
  • Includes Yukon Super Joints

Specifications

AAP Selling Package Quantity UOM:
EA
AAP_UDA_12:
EA
AAP_UDA_22:
1
California Proposition 65:
Not Applicable
Description:
Yukon Chromoly Front Axle Kit; GM 8.5in.; Both Sides; 19/30 Spline; Super Joints
Differential Case Design Type:
GM 8.5 Front - 30 Spline
Inboard Spline Quantity:
30
Material:
4340 Chromoly
Part Number:
yukYA W24124
Position:
Front
Shaft Material:
SAE-4340 Nickel Chromoly Steel
Title:
Yukon Chromoly Front Axle Kit, GM 8.5”, Both Sides, 19/30 Spline, Super Joints
WARNING CA Proposition 65 Required:
No
WARNING CA Proposition 65:
No

Reference Information

Brand Name/s Yukon Gear & Axle
StreetFX SKU yukYA_W24124
SFX Item ID 4488822
Supplier Item Code 4488822
Manufacturer SKU YA W24124
Manufacturer UPC 883584213284
Alternative References w24124, yga-21328, 8.5in, 30Spline

Compatibility

GM 8.5" 30spl 4340 FRONT AXLE KIT, w/ Super-Joint, 79&UP 1/2TON TRK & BLAZER (ASSM REQ)

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