Drivetrain› Differentials and Rear-End Components

Motive Gear

Chrysler 8.75in. 3.55 Rat. 489 Housing

$661.73

SKU: M01Z C887355L

In Stock
In Stock
Ships by Jun 10
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Motive Gear Performance ring and pinions are made from first-run steel, designed for dedicated racing or off-road vehicles. This 3.55 ratio ring and pinion is for Chrysler 8.75" (489 Housing) rear differentials, featuring a 29-spline pinion and a 12-bolt, 8.75-inch ring gear made from 8620 steel. Each set undergoes rigid quality control and computer-controlled heat treatment to ensure superior strength and durability for high-horsepower engines.

Fitment

Fitment Guaranteed

Don’t gamble
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 C887355L

Videos

The Big Mopar 8 3/4 Video! How To Rebuild Your Center Section, Identify Suregrip Carriers, And More

The Big Mopar 8 3/4 Video! How To Rebuild Your Center Section, Identify Suregrip Carriers, And More
Mopar 8 3/4 Gear Setup: Step-By-Step DIY Guide

Mopar 8 3/4 Gear Setup: Step-By-Step DIY Guide
A quick overview of Mopar 8-3/4" center sections

A quick overview of Mopar 8-3/4" center sections
8.75 8 3/4 Chrysler Dodge Plymouth Axle Seal install 3rd Member differential

8.75 8 3/4 Chrysler Dodge Plymouth Axle Seal install 3rd Member differential
Swapping a Mopar 8-3/4 Center Section

Swapping a Mopar 8-3/4 Center Section
MOPAR REAR DISC 8.75 and 9.75 REAR AXLES by TheRamManINC.com

MOPAR REAR DISC 8.75 and 9.75 REAR AXLES by TheRamManINC.com
I Axle Swapped to the Chrysler 8-3/4 - Part 3, Installation

I Axle Swapped to the Chrysler 8-3/4 - Part 3, Installation
Mopar 8 3/4 axle endplay adjustment and more

Mopar 8 3/4 axle endplay adjustment and more
1968 Charger - Part 1 Upgrading the 8 3/4 Rear End with a Sure-Grip posi-traction unit & 3.73 gears!

1968 Charger - Part 1 Upgrading the 8 3/4 Rear End with a Sure-Grip posi-traction unit & 3.73 gears!

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.

View Full Return Policy