Yukon 8.6in GM 4.56 Rear Ring & Pinion Install Kit 30 Spline Positraction Axle Bearings and Seals

Yukon Gear Kits combine all the parts you need for your re-gear project. It delivers front and rear ring and pinion gear sets and the proper Yukon Master Overhaul Kits in one single part number. Yukon Gear & Axle high-performance ring and pinion gear sets are the benchmark of quality in the automotive gear industry. Yukon engineers use state-of-the art design, advanced heat-treating techniques, and leading-edge quality testing processes to ensure the structure and surface finish meet exacting specifications and quality standards. These kits contain the gears, bearings, and all the small parts needed to fully rebuild your differential(s) and come in ratios from 3.73 to 5.38. Yukon offers its Y.E.S. Plan, a lifetime, comprehensive, no-questions-asked protection plan covering your gear set kit for as long as you own your vehicle. If you are thinking about increasing tire size, looking for more towing power, enhancing off-road prowess, or just replacing worn gears, these convenient combo kits have everything your vehicle will need. Save money and time by letting Yukon pair the right high-quality gears with most comprehensive installation kits you can buy, all with one simple mouse click. Yukon Gear & Axle 8.6" GM, 4.56 Ratio Rear Ring & Pinion Gear Set and Master Install Kit Package, with 30 Spline Yukon Dura Grip Limited Slip Positraction, and Axle Bearings & Seals

• Pro Kits include premium Yukon ring and pinion sets, Yukon Master Install kits with high quality Timken bearings and the necessary small parts required to get vehicles off the lift and back on the road quickly.
• Yukon Pro Kits offer premium differential repair & performance parts in several convenient packages to save time and money by including everything you need in one simple part number.
• The Gear and Install Kit Includes Yukon Dura Grip Clutch Style Limited Slip (LSD); All Positraction units are fully rebuildable.
• Gear/Install Kit Incl. Yukon Dura Grip Clutch Style Limited Slip [LSD]; All Positraction Units Are Fully Rebuildable
• Pro Kits Incl. Premium Yukon Ring/Pinion Sets; Yukon Master Install Kits w/High Quality Timken Bearings
• Pro Kits Incl. The Necessary Small Parts Required To Get Vehicles Off The Lift/Back On The Road Quickly
• Pro Kits feature the highest quality components and are backed by the best warranty in the business.
• Pro Kits Feature The Highest Quality Components And Are Backed By The Best Warranty In The Business
• Yukon Pro Kits Offer Premium Differential Repair Performance Parts In Several Convenient Packages
• Save Time/Money By Including Everything You Need In One Simple Part Number
• For Applications with 10 Bolt Rear Cover and 10 Bolt Ring Gear
• Differential Carrier Bearings Have 3.062 in. Outside Diameter
• For Applications w/10 Bolt Rear Cover And 10 Bolt Ring Gear
• Differential Carrier Bearings have 3.062" Outside Diameter
• This particular kit contains a 4.56 Ring & Pinion Gear Set
• The Gear and Install Kit Includes Axle Bearings & Seals
• This Particular Kit Contains 4.56 Ring Pinion Gear Set
• The Gear And Install Kit Includes Axle Bearings Seals
• The Ring Gear Diameter Is 8.5 in.
• The Ring Gear Diameter is 8.5"

The Yukon Gear & Axle YGK2019 Pro Kit combines the components needed to re-gear and rebuild a compatible GM rear differential in one convenient package. It includes a 4.56 ratio rear ring and pinion gear set, a 30-spline Yukon Dura Grip clutch-style limited-slip differential, a Yukon Master Install Kit, axle bearings, axle seals, Timken bearings, and the necessary small parts for a complete differential installation. This package is designed for applications using a 10-bolt rear cover and 10-bolt ring gear with an 8.5-inch ring gear diameter.
Yukon Gear & Axle engineers ring and pinion sets using advanced gear design, heat-treating, and quality-control processes to support precise fitment, dependable operation, and long service life. The included Dura Grip Positraction unit is fully rebuildable, making it a practical choice for replacing worn components, improving traction, increasing towing capability, or supporting larger tires and off-road use. Matching the gears and installation components in one kit helps simplify parts selection and reduce installation delays.
The YGK2019 is engineered for select 2007–2008 Chevrolet Express 1500 and GMC Savana 1500 applications. Verify the vehicle’s axle configuration, spline count, gear dimensions, and differential specifications before ordering. Yukon Pro Kits are backed by the Yukon Y.E.S. Plan, a lifetime comprehensive protection plan covering the gear set kit for as long as you own the vehicle. Professional installation is recommended because differential setup requires specialized tools and precise backlash, bearing preload, and gear-contact adjustments.

Features:

• Complete re-gear package with ring and pinion set, limited-slip differential, master installation components, axle bearings, and seals

• 4.56 ratio rear ring and pinion gear set for compatible GM differentials

• 30-spline Yukon Dura Grip clutch-style limited-slip Positraction unit

• Fully rebuildable Dura Grip limited-slip differential design

• Includes high-quality Timken bearings and required small installation parts

• Designed for applications with a 10-bolt rear cover and 10-bolt ring gear

• Compatible with an 8.5-inch ring gear diameter

• Yukon Pro Kit components are engineered for dependable fit, performance, and durability

• Fits select 2007–2008 Chevrolet Express 1500 and GMC Savana 1500 applications

• Backed by the Yukon Y.E.S. Plan lifetime comprehensive protection program

Fitment:
Cadillac Escalade Base 2000
Cadillac Escalade Base 2002
Cadillac Escalade Base 2003
Cadillac Escalade Base 2004
Cadillac Escalade Base 2005
Cadillac Escalade Base 2006
Cadillac Escalade Base 2007
Cadillac Escalade Base 2008
Cadillac Escalade Platinum 2008
Chevrolet Avalanche LS 2007
Chevrolet Avalanche LS 2008
Chevrolet Avalanche LT 2007
Chevrolet Avalanche LT 2008
Chevrolet Avalanche LTZ 2007
Chevrolet Avalanche LTZ 2008
Chevrolet Avalanche 1500 Base 2002
Chevrolet Avalanche 1500 Base 2003
Chevrolet Avalanche 1500 Base 2004
Chevrolet Avalanche 1500 Base 2005
Chevrolet Avalanche 1500 LS 2005
Chevrolet Avalanche 1500 LS 2006
Chevrolet Avalanche 1500 LT 2005
Chevrolet Avalanche 1500 LT 2006
Chevrolet Avalanche 1500 North Face 2002
Chevrolet Avalanche 1500 North Face 2003
Chevrolet Avalanche 1500 On Road Edition 2002
Chevrolet Avalanche 1500 On Road Edition 2003
Chevrolet Avalanche 1500 WBH 2003
Chevrolet Avalanche 1500 Z66 2004
Chevrolet Avalanche 1500 Z66 2005
Chevrolet Avalanche 1500 Z66 2006
Chevrolet Avalanche 1500 Z71 2002
Chevrolet Avalanche 1500 Z71 2003
Chevrolet Avalanche 1500 Z71 2004
Chevrolet Avalanche 1500 Z71 2005
Chevrolet Avalanche 1500 Z71 2006
Chevrolet C1500 LS 1999
Chevrolet C2500 Base 1999
Chevrolet C2500 Base 2000
Chevrolet C2500 LS 1999
Chevrolet C2500 LS 2000
Chevrolet Express 1500 Base 2003
Chevrolet Express 1500 Base 2004
Chevrolet Express 1500 Base 2005
Chevrolet Express 1500 Base 2006
Chevrolet Express 1500 Base 2007
Chevrolet Express 1500 Base 2008
Chevrolet Express 1500 LS 2003
Chevrolet Express 1500 LS 2004
Chevrolet Express 1500 LS 2005
Chevrolet Express 1500 LS 2006
Chevrolet Express 1500 LS 2007
Chevrolet Express 1500 LS 2008
Chevrolet Express 1500 LT 2006
Chevrolet Express 1500 LT 2007
Chevrolet Express 1500 LT 2008
Chevrolet K1500 LS 1999
Chevrolet K1500 Suburban Base 1999
Chevrolet K1500 Suburban LS 1999
Chevrolet K1500 Suburban LT 1999
Chevrolet Silverado 1500 Base 1999
Chevrolet Silverado 1500 Base 2000
Chevrolet Silverado 1500 Base 2001
Chevrolet Silverado 1500 Base 2002
Chevrolet Silverado 1500 Base 2003
Chevrolet Silverado 1500 Base 2004
Chevrolet Silverado 1500 Base 2005
Chevrolet Silverado 1500 Hybrid 2004
Chevrolet Silverado 1500 Hybrid 2005
Chevrolet Silverado 1500 Hybrid 2006
Chevrolet Silverado 1500 LS 1999
Chevrolet Silverado 1500 LS 2000
Chevrolet Silverado 1500 LS 2001
Chevrolet Silverado 1500 LS 2002
Chevrolet Silverado 1500 LS 2003
Chevrolet Silverado 1500 LS 2004
Chevrolet Silverado 1500 LS 2005
Chevrolet Silverado 1500 LS 2006
Chevrolet Silverado 1500 LS 2007
Chevrolet Silverado 1500 LS 2008
Chevrolet Silverado 1500 LT 1999
Chevrolet Silverado 1500 LT 2000
Chevrolet Silverado 1500 LT 2001
Chevrolet Silverado 1500 LT 2002
Chevrolet Silverado 1500 LT 2003
Chevrolet Silverado 1500 LT 2004
Chevrolet Silverado 1500 LT 2005
Chevrolet Silverado 1500 LT 2006
Chevrolet Silverado 1500 LT 2007
Chevrolet Silverado 1500 LT 2008
Chevrolet Silverado 1500 LTZ 2007
Chevrolet Silverado 1500 LTZ 2008
Chevrolet Silverado 1500 SS 2003
Chevrolet Silverado 1500 SS 2004
Chevrolet Silverado 1500 SS 2005
Chevrolet Silverado 1500 SS 2006
Chevrolet Silverado 1500 WT 2002
Chevrolet Silverado 1500 WT 2003
Chevrolet Silverado 1500 WT 2004
Chevrolet Silverado 1500 WT 2005
Chevrolet Silverado 1500 WT 2006
Chevrolet Silverado 1500 WT 2007
Chevrolet Silverado 1500 WT 2008
Chevrolet Silverado 1500 Z71 2004
Chevrolet Silverado 1500 Z71 Off-Road 2005
Chevrolet Suburban 1500 Base 2000
Chevrolet Suburban 1500 Base 2001
Chevrolet Suburban 1500 Base 2006
Chevrolet Suburban 1500 LS 2000
Chevrolet Suburban 1500 LS 2001
Chevrolet Suburban 1500 LS 2002
Chevrolet Suburban 1500 LS 2003
Chevrolet Suburban 1500 LS 2004
Chevrolet Suburban 1500 LS 2005
Chevrolet Suburban 1500 LS 2006
Chevrolet Suburban 1500 LS 2007
Chevrolet Suburban 1500 LS 2008
Chevrolet Suburban 1500 LT 2000
Chevrolet Suburban 1500 LT 2001
Chevrolet Suburban 1500 LT 2002
Chevrolet Suburban 1500 LT 2003
Chevrolet Suburban 1500 LT 2004
Chevrolet Suburban 1500 LT 2005
Chevrolet Suburban 1500 LT 2006
Chevrolet Suburban 1500 LT 2007
Chevrolet Suburban 1500 LT 2008
Chevrolet Suburban 1500 LTZ 2006
Chevrolet Suburban 1500 LTZ 2007
Chevrolet Suburban 1500 LTZ 2008
Chevrolet Suburban 1500 Z71 2002
Chevrolet Suburban 1500 Z71 2003
Chevrolet Suburban 1500 Z71 2004
Chevrolet Suburban 1500 Z71 2005
Chevrolet Suburban 1500 Z71 2006
Chevrolet Suburban 1500 Z71 2007
Chevrolet Tahoe Base 2000
Chevrolet Tahoe Base 2001
Chevrolet Tahoe Base 2006
Chevrolet Tahoe Hybrid 2008
Chevrolet Tahoe Limited 2000
Chevrolet Tahoe LS 2000
Chevrolet Tahoe LS 2001
Chevrolet Tahoe LS 2002
Chevrolet Tahoe LS 2003
Chevrolet Tahoe LS 2004
Chevrolet Tahoe LS 2005
Chevrolet Tahoe LS 2006
Chevrolet Tahoe LS 2007
Chevrolet Tahoe LS 2008
Chevrolet Tahoe LT 2000
Chevrolet Tahoe LT 2001
Chevrolet Tahoe LT 2002
Chevrolet Tahoe LT 2003
Chevrolet Tahoe LT 2004
Chevrolet Tahoe LT 2005
Chevrolet Tahoe LT 2006
Chevrolet Tahoe LT 2007
Chevrolet Tahoe LT 2008
Chevrolet Tahoe LTZ 2007
Chevrolet Tahoe LTZ 2008
Chevrolet Tahoe PPV 2007
Chevrolet Tahoe PPV 2008
Chevrolet Tahoe Z71 2000
Chevrolet Tahoe Z71 2002
Chevrolet Tahoe Z71 2003
Chevrolet Tahoe Z71 2004
Chevrolet Tahoe Z71 2005
Chevrolet Tahoe Z71 2006
GMC C1500 Sierra SL 1999
GMC C1500 Sierra SLE 1999
GMC C1500 Sierra SLT 1999
GMC C2500 Sierra SL 1999
GMC C2500 Sierra SL 2000
GMC C2500 Sierra SLE 1999
GMC C2500 Sierra SLE 2000
GMC C2500 Sierra SLT 1999
GMC C2500 Sierra SLT 2000
GMC K1500 Sierra SL 1999
GMC K1500 Sierra SLE 1999
GMC K1500 Sierra SLT 1999
GMC Savana 1500 Base 2001
GMC Savana 1500 Base 2002
GMC Savana 1500 Base 2003
GMC Savana 1500 Base 2004
GMC Savana 1500 Base 2005
GMC Savana 1500 Base 2006
GMC Savana 1500 Base 2007
GMC Savana 1500 Base 2008
GMC Savana 1500 LS 2006
GMC Savana 1500 LS 2007
GMC Savana 1500 LS 2008
GMC Savana 1500 LT 2006
GMC Savana 1500 LT 2007
GMC Savana 1500 LT 2008
GMC Savana 1500 SLE 2003
GMC Savana 1500 SLE 2004
GMC Savana 1500 SLE 2005
GMC Savana 1500 SLT 2001
GMC Savana 1500 SLT 2002
GMC Sierra 1500 Base 2002
GMC Sierra 1500 Base 2003
GMC Sierra 1500 Base 2004
GMC Sierra 1500 Base 2005
GMC Sierra 1500 C3 2001
GMC Sierra 1500 Denali 2002
GMC Sierra 1500 Denali 2003
GMC Sierra 1500 Denali 2004
GMC Sierra 1500 Denali 2005
GMC Sierra 1500 Denali 2006
GMC Sierra 1500 Denali 2007
GMC Sierra 1500 Denali 2008
GMC Sierra 1500 HT 2002
GMC Sierra 1500 Hybrid 2005
GMC Sierra 1500 Hybrid 2006
GMC Sierra 1500 SL 1999
GMC Sierra 1500 SL 2000
GMC Sierra 1500 SL 2001
GMC Sierra 1500 SL 2002
GMC Sierra 1500 SL 2003
GMC Sierra 1500 SL 2006
GMC Sierra 1500 SL 2007
GMC Sierra 1500 SL 2008
GMC Sierra 1500 SLE 1999
GMC Sierra 1500 SLE 2000
GMC Sierra 1500 SLE 2001
GMC Sierra 1500 SLE 2002
GMC Sierra 1500 SLE 2003
GMC Sierra 1500 SLE 2004
GMC Sierra 1500 SLE 2005
GMC Sierra 1500 SLE 2006
GMC Sierra 1500 SLE 2007
GMC Sierra 1500 SLE 2008
GMC Sierra 1500 SLT 1999
GMC Sierra 1500 SLT 2000
GMC Sierra 1500 SLT 2001
GMC Sierra 1500 SLT 2002
GMC Sierra 1500 SLT 2003
GMC Sierra 1500 SLT 2004
GMC Sierra 1500 SLT 2005
GMC Sierra 1500 SLT 2006
GMC Sierra 1500 SLT 2007
GMC Sierra 1500 SLT 2008
GMC Sierra 1500 WT 2002
GMC Sierra 1500 WT 2003
GMC Sierra 1500 WT 2004
GMC Sierra 1500 WT 2005
GMC Sierra 1500 WT 2006
GMC Sierra 1500 WT 2007
GMC Sierra 1500 WT 2008
GMC Yukon Denali 2000
GMC Yukon Denali 2001
GMC Yukon Denali 2002
GMC Yukon Denali 2003
GMC Yukon Denali 2004
GMC Yukon Denali 2005
GMC Yukon Denali 2006
GMC Yukon Denali 2007
GMC Yukon Denali 2008
GMC Yukon Hybrid 2008
GMC Yukon SL 2006
GMC Yukon SLE 2000
GMC Yukon SLE 2001
GMC Yukon SLE 2002
GMC Yukon SLE 2003
GMC Yukon SLE 2004
GMC Yukon SLE 2005
GMC Yukon SLE 2006
GMC Yukon SLE 2007
GMC Yukon SLE 2008
GMC Yukon SLT 2000
GMC Yukon SLT 2001
GMC Yukon SLT 2002
GMC Yukon SLT 2003
GMC Yukon SLT 2004
GMC Yukon SLT 2005
GMC Yukon SLT 2006
GMC Yukon SLT 2007
GMC Yukon SLT 2008
GMC Yukon XL 1500 Denali 2001
GMC Yukon XL 1500 Denali 2002
GMC Yukon XL 1500 Denali 2003
GMC Yukon XL 1500 Denali 2004
GMC Yukon XL 1500 Denali 2005
GMC Yukon XL 1500 Denali 2006
GMC Yukon XL 1500 Denali 2007
GMC Yukon XL 1500 Denali 2008
GMC Yukon XL 1500 SL 2006
GMC Yukon XL 1500 SLE 2000
GMC Yukon XL 1500 SLE 2001
GMC Yukon XL 1500 SLE 2002
GMC Yukon XL 1500 SLE 2003
GMC Yukon XL 1500 SLE 2004
GMC Yukon XL 1500 SLE 2005
GMC Yukon XL 1500 SLE 2006
GMC Yukon XL 1500 SLE 2007
GMC Yukon XL 1500 SLE 2008
GMC Yukon XL 1500 SLT 2000
GMC Yukon XL 1500 SLT 2001
GMC Yukon XL 1500 SLT 2002
GMC Yukon XL 1500 SLT 2003
GMC Yukon XL 1500 SLT 2004
GMC Yukon XL 1500 SLT 2005
GMC Yukon XL 1500 SLT 2006
GMC Yukon XL 1500 SLT 2007
GMC Yukon XL 1500 SLT 2008
Hummer H3 Adventure 2008
Hummer H3 Alpha 2008
Hummer H3 Base 2006
Hummer H3 Base 2007
Hummer H3 Base 2008
Hummer H3 Luxury 2008
Hummer H3 X 2007
Hummer H3 X 2008