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Motive Gear Ring and Pinion Installation Kit Combos MGK-128 Dana 30/AMC 20 4.10 Gears Pinon Complete Kit, CJ D30 STD/AMC

SKU: MGRMGK-128

Ring and Pinion Gears

Motive Gear Ring and Pinion Installation Kit Combos MGK-128 Dana 30/AMC 20 4.10 Gears Pinon Complete Kit, CJ D30 STD/AMC

SKU: MGRMGK-128

Ring and Pinion Gears
A$2,756.87
BACKORDER This item will be special ordered in for you. Contact us prior to purchase if you require an ETA.

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Description

Exclusive Motive Gear flash sale discount at StreetFX!

Talk about timing! This is a limited offer while stocks last on various Motive Gear part numbers. There's never been a better time to buy your Motive Gear upgrades, so what are you waiting for?!

This item is currently on sale!

Same-day payment required to secure promotional price. Promotions may end early or be extended based on stock levels or other factors.

Data: v2 - Desc: v4.2 - Upd: 2026-11-08 06:09:26

Data: v4.2 - Upd: 2026-11-09 11:26:58

Features

Note for Pistons, Rings, Rotors, Rods and engine internals

Unless otherwise specified, some brands supply brake rotors, pistons, strut mounts, rods and rings separately. In some cases, titles may indicate plural, or 'set' - eg the term “ring set” often refers to the rings for a single piston only. If you’re unsure about what’s included with this product, please contact our team for clarification.

(keyword: ring)

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Motive Gear
StreetFX SKU mgrMGK-128
SFX Item ID 4797834
Accounting SKU mgr-MGK-128
Manufacturer SKU MGK-128
Manufacturer UPC 698231498149
Alternative References MGR-MGK-128, MOTMGK-128

Ring and Pinon Complete Kit, CJ D30 STD/AMC 20 4.10

Want to get back the power and gas mileage that you lost from installing those big tires on your Jeep? Motive Gear makes it easy to re-gear your 4x4 with their ring and pinion gear and installation kit combos. These complete kit combos include front and rear ring and pinion sets, plus front and rear bearing kits, giving you everything you need to re-gear the front and rear differentials in one package. The kits come in a wide range of ratios for most Dana applications. Their quality is the result of years of development, outstanding design, and state-of-the-art manufacturing methods to ensure a perfect fit for an easy install.

Product Attributes
BrandMotive Gear
Manufacturer's Part NumberMGK-128
Part TypeRing and Pinion Gears
Product LineMotive Gear Ring and Pinion Gear and Installation Kit Combos
UPC698231498149
Differential Case Design TypeDana 30/AMC 20
Ring and Pinion Ratio4.10:1
Cover Bolts10/12
Pinion Spline Count26, 28
Ring Gear RotationStandard
Ring Gear Teeth41
Pinion Gear Teeth10
Ring Gear Diameter (in.)7.125 in./8.875 in.
Pinion Shaft Diameter (in.)1.376 in./1.625 in.
Installation Kit IncludedYes
Cover Gasket IncludedYes
Pinion Shims IncludedYes
Carrier Shims IncludedYes
Crush Sleeve IncludedYes
Pinion Seal IncludedYes
Pinion Nut IncludedYes
Ring Gear Bolts IncludedYes
Head Bearing IncludedYes
Tail Bearing IncludedYes
Carrier Bearings IncludedYes
Axle Seals IncludedNo
Axle Bearings IncludedNo
Differential Cover IncludedNo
Differential Oil IncludedNo
Friction Modifier IncludedNo
Installation DVD IncludedNo
QuantitySold as a kit.

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