Drivetrain› Differentials and Rear-End Components

Richmond Gear/Motive Gear

Differential Ring and Pinion

$214.58

SKU: R01O D30488TJ

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

Moderate — 2–4 hours

Description

The Richmond Gear D30488TJ is a front ring gear and pinion kit designed for Dana 30 axles. It features a 4.88 gear ratio, 26 pinion splines, and 10 ring gear bolts. Constructed from 8620 steel, this kit is engineered to restore performance when installing larger tires.

This kit requires professional installation and includes one ring gear and one pinion gear. It comes with a 1-year or 50,000-mile limited warranty.

Fitment

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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

BrandRichmond Gear/Motive Gear
Part NumberR01O D30488TJ

Videos

Motive Gear Ring & Pinion Install

Motive Gear Ring & Pinion Install
Jeep Dana 30 Ring Gear install and more pinion gear tips #poweraddictscrew #jeepwrangleryj

Jeep Dana 30 Ring Gear install and more pinion gear tips #poweraddictscrew #jeepwrangleryj
Noisy Gears Update - New Ring & Pinion

Noisy Gears Update - New Ring & Pinion
Dana 30 Re-Gear: Revolution Gears & Powertrax No-Slip locker Install Jeep TJ | LJ | XJ | MJ | YJ

Dana 30 Re-Gear: Revolution Gears & Powertrax No-Slip locker Install Jeep TJ | LJ | XJ | MJ | YJ
Regearing the Jeep JK with Ian Johnson

Regearing the Jeep JK with Ian Johnson
Gear Setup Tricks And Tips For Ring And Pinion From 20 Years Experience

Gear Setup Tricks And Tips For Ring And Pinion From 20 Years Experience
How to Re-gear a Dana 30

How to Re-gear a Dana 30
Jeep Wrangler Yukon Gear Dana 30F/44R Ring Gear and Pinion Kit - 4.88 (2007-2018 JK) Review

Jeep Wrangler Yukon Gear Dana 30F/44R Ring Gear and Pinion Kit - 4.88 (2007-2018 JK) Review
Dana 30 Rebuild Guide Pt.2: Yukon 4.56 Gears, Gear Setup, Powertrax No-Slip Locker

Dana 30 Rebuild Guide Pt.2: Yukon 4.56 Gears, Gear Setup, Powertrax No-Slip Locker
GM 8.5 10 bolt gear setup and final assembly

GM 8.5 10 bolt gear setup and final assembly
How To Install Ring & Pinion Gears in a Jeep Wrangler JK

How To Install Ring & Pinion Gears in a Jeep Wrangler JK
Jeep Ring & Pinion Gear Sets by Rough Country

Jeep Ring & Pinion Gear Sets by Rough Country
Mudding 101: Re-gearing Basics

Mudding 101: Re-gearing Basics
Dana 35 Gear Swap: Installing 4.88 Gears for Performance & Torque || Jeep Mods E18

Dana 35 Gear Swap: Installing 4.88 Gears for Performance & Torque || Jeep Mods E18
Helpfull Tip For Pinion Gear Set Up in Differential

Helpfull Tip For Pinion Gear Set Up in Differential
Dana 44 Gear Install

Dana 44 Gear Install
Setting the pinion, crush sleeve install . How to install ring and pinion gears

Setting the pinion, crush sleeve install . How to install ring and pinion gears
Jeep TJ 8.8 axle swap geared to 4.56

Jeep TJ 8.8 axle swap geared to 4.56

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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