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Yukon Gear & Axle Ring and Pinion Sets YG D30JL-488R Gears, 4.88:1 Ratio, 27-spline, Reverse Rotation, Dana 30 Jeep Wrangler JL, Dana M186, Front, Jeep, Set

SKU: YUKD30JL-488R

Ring and Pinion Gears

Yukon Gear & Axle Ring and Pinion Sets YG D30JL-488R Gears, 4.88:1 Ratio, 27-spline, Reverse Rotation, Dana 30 Jeep Wrangler JL, Dana M186, Front, Jeep, Set

SKU: YUKD30JL-488R

Ring and Pinion Gears

Sale ends in Calculating...

A$1,015.33 A$1,167.85
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 Yukon Gear & Axle flash sale discount at StreetFX!

Talk about timing! This is a limited offer while stocks last on various Yukon Gear & Axle part numbers. There's never been a better time to buy your Yukon Gear & Axle 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 20:24:01

Data: v4.2 - Upd: 2026-11-11 11:10:47

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 Yukon Gear & Axle, YUKON GEAR AND AXLE, Yukon Gear And Axle (randys)
StreetFX SKU yukD30JL-488R
SFX Item ID 4788150
Accounting SKU yuk-D30JL-488R
Manufacturer SKU D30JL-488R
Manufacturer UPC 883584248156
Alternative References YGA-24815

Ring and Pinion Gears, 4.88:1 Ratio, 27-spline, Reverse Rotation, Dana 30 Jeep Wrangler JL, Dana M186, Front, Jeep, Set

Yukon Gear & Axle ring and pinion sets are strong but quiet performers. Designed to handle some of the harshest conditions, these sets utilize the latest design and manufacturing technologies to afford you a smooth running gear that's durable and easy to set up. Yukon ring and pinions are available in hundreds of size, ratio, and axle model options. Whether you're on the street, off-road, or at the track, you'll experience unrivaled power and gear performance. Order the model recommended for your application.

Product Attributes
BrandYukon Gear & Axle
Manufacturer's Part NumberYG D30JL-488R
Part TypeRing and Pinion Gears
Product LineYukon Gear & Axle Ring and Pinion Sets
UPC883584248156
Differential Case Design TypeDana 30/M186, Jeep Wrangler JL
Ring and Pinion Ratio4.88:1
Cover Bolts10
Ring Gear Bolts10
Pinion Spline Count27
Ring Gear RotationReverse
Ring Gear Teeth39
Pinion Gear Teeth8
Ring Gear Diameter (in.)7.320 in.
Installation Kit IncludedNo
Cover Gasket IncludedNo
Pinion Shims IncludedNo
Carrier Shims IncludedNo
Crush Sleeve IncludedNo
Pinion Seal IncludedNo
Pinion Nut IncludedNo
Ring Gear Bolts IncludedNo
Head Bearing IncludedNo
Tail Bearing IncludedNo
Carrier Bearings IncludedNo
Axle Seals IncludedNo
Axle Bearings IncludedNo
Differential Cover IncludedNo
Differential Oil IncludedNo
Friction Modifier IncludedNo
Installation DVD IncludedNo
QuantitySold as a set.

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