Drivetrain› Differentials and Rear-End Components

Yukon Gear & Axle

Yukon Gear Dropout Assembly for Toyota 8in Rear Differential w/Steel Spool 30 Spline 4.88 Ratio

$1,231.89

SKU: Y001 YDAT8-488SPL

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INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Part #: YDAT8-488SPL

Yukon dropout assemblies are built by expert Yukon technicians and come complete, properly shimmed and backlashed to spec. All you do is install the third member into your diff housing, bolt on the diff cover, add fluid, and roll. This unit features a nodular iron case which improves rigidity and power handling, reducing deflection for consistent gear contact and a long service life. This assembly is upgraded with a Yukon steel spool for maximum traction and performance.

Features:

  • Fits Toyota 8" rear differential
  • Complete, fully assembled dropout
  • 4.88 gear ratio
  • 30 spline
  • Upgraded with a Yukon steel spool (1.785" journal)
  • Includes yoke

Yukon dropout assemblies are built by expert Yukon techs, come fully shimmed, backlashed to spec, and ready to install. This unit is upgraded with a Yukon steel spool for maximum performance and reliability.

This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.

MIA's Description

Yukon dropout assemblies are built by expert Yukon technicians, arriving complete with proper shimming and backlash to spec. Installation is straightforward: install the third member into your differential housing, bolt on the diff cover, add fluid, and you're ready to go. This assembly features a robust nodular iron case that enhances rigidity and power handling, which reduces deflection for consistent gear contact and extended service life. For maximum traction and performance, this unit is upgraded with a Yukon steel spool.

Fitment

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Specifications

BrandYukon Gear & Axle
Part NumberY001 YDAT8-488SPL

Videos

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Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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