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Drivetrain› Differentials and Rear-End Components

Motive Gear

177 = EXCEL - BEARING KITS

$412.71 $307.88 Save $104.83

SKU: M01Z XL-1078-1

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Special Order
Ships in 4–6 weeks
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Motive Gear R70RMK Differential Bearing Kit is a complete kit for Dana 70 rear differentials. It includes Koyo Tapered Bearings for carrier, front and rear pinion, and pilot, along with baffles, brush, cover gasket, crush sleeve (or preload shim pack), marking compound, pinion nut, pinion seal, shims, slinger, ring gear bolts, and thread locking compound. This kit is designed to restore and maintain optimal differential performance.

Fitment

Fitment Guaranteed

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on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandMotive Gear
Part NumberM01Z XL-1078-1

Videos

Motive Gear Ring & Pinion Install

Motive Gear Ring & Pinion Install
1999-2010 F150 Motive 9.75" Rear Differential Bearing Kit w/ Koyo Bearings Review

1999-2010 F150 Motive 9.75" Rear Differential Bearing Kit w/ Koyo Bearings Review
Helpfull Tip For Pinion Gear Set Up in Differential

Helpfull Tip For Pinion Gear Set Up in Differential
Crush Sleeve VS Solid Pinion Spacer - Lets Talk Pinion Bearing Preload!

Crush Sleeve VS Solid Pinion Spacer - Lets Talk Pinion Bearing Preload!
How to set ring & pinion backlash

How to set ring & pinion backlash
Setting Pinion Bearing Preload — Yukon Gear & Axle

Setting Pinion Bearing Preload — Yukon Gear & Axle
Part 3 4.88 Dana Spicer How to Calculate & Figure Pinion Depth / M220 M210 + Lisle Tool 59400

Part 3 4.88 Dana Spicer How to Calculate & Figure Pinion Depth / M220 M210 + Lisle Tool 59400
Differential Installation Guide

Differential Installation Guide
Yukon Gear & Axle Differential Review

Yukon Gear & Axle Differential Review

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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