Chevrolet GM 8.25 Front Differential

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Automotive Front Differential Carrier Rebuild – Re-manufacture

These units are factory set up with correct shims, torque specifications using correct parts including bearings, races and seals plus crush collar, better that rebuilt units. Running the incorrect ring and pinion differential ratio can GM 8.25 inch front differential replacements and parts cost you a lot of money! Leaking fluid or noise coming from the front differential is a problems. Supply the parts to your mechanic and save money.

Rebuilt Chevrolet GM 8.25 Front Differential carrier assembly are available with four different ring and pinion ratios

We offer a range of differential carrier assemblies (center section) and repair parts for domestic vehicles including Chevrolet, and GMC. Front end differentials are available for the popular SUV 8.25 inch front end for the following Chevrolet & General Motors models: 1500, 2500 & 3500 pickups, Sierra, Avalanche, Blazer, Silverado Pickup, Suburban, Tahoe, and Yukon. These units have a 12 no hassle factory warranty.

If you would like to save money ask about our good take out parts (GTO), they are inspected and guaranteed. Use our Online shopping cart, just double click the part number and see additional in Check application listing to insure that you have identified the correct front end.

GM 8.25 inch Differential carrier assembly Long life, guaranteed performance

Our rebuilt front differentials have a great warranty are quiet running that in most case use OE ring and pinion gears that are:

  • CNC start to finish

  • Central contact pattern

  • Solid shank pinion shaft

  • Computer controlled heat treating

  • 8620 Steel

  • Strict quality control

  • Easier Setup, Superior Strength

  • Warrantied for 12 months 12,000 miles from date of purchase material.

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See product line listings that includes: all the GM models that utilize this differential assembly for ring and pinion rebuild parts kitChevrolet, and GMC 8.25 inch Front End. You may want to take this opportunity to change differential ratio, to better suit your vehicles application requirements high gear ratio for freeway cursing and lower gear ratio for towing or off-road performance. If you change the front ratio you also need to change the rear ratio at the same time.

To find the correct front differential assembly for your application look for the RPO code on the driver-side door, match up with your vehicles model found in the table below.

Illustrated in the image to the left are the parts that are replaced during our factory rebuild process including: ring and pinion set plus a master bearing overhaul kit that includes pinion bearing, pinion seal, carrier bearings, shim kit plus an internal kit for open differential that includes spider and side gears plus thrust washers and cross shaft.

Should you choose to rebuild your own 8.25 inch GM front differential we offer individual ring and pinion sets and bearings set to assist you. To place an order please call the order desk at 888-824-2012 or toll free. Located at 40312 County Blvd 8, Zumbrota, MN 55992

Chevrolet GM 8.25 inch Front End Application Guide

Model Year Type Gear Ratio RPO Description ID# Part Number
1500 & K1500 Chevrolet Pickup 1988-99 4WD 3.42 GU6 UFD1000C 440-01444C
1500 & K1500 GMC Pickup 2009-13 4WD 3.08 GU4 AAAS, AABD, BAAD, HKI UFD1003C 440-00131D
1500 & K1500 GMC Pickup 2007-13 4WD 3.73 GT4 2007 w/ smooth door skin BAAC, AAAW, AABH, CC8, HU7, XP1, ZW6 UFD1019C 440-00131B
1500 Chevrolet 1985-2000 4WD 3.42 GU6 UFD1000C 440-01444C
1500 Chevrolet 2005-06 4WD 3.42 GU6 JP5, WH2 UFD1025C 440-1437
1500 Chevrolet 2009-13 4WD 3.42 GU6 BAAB, AAAX, AABG, CB9, HU6, XP5, ZW4 UFD1022C 440-00131A
2500 / 3500 & K2500 / 3500 GMC 1988-95 4WD 3.73 GT4 w/ 6 lug whee 2500 UFD1001C 440-01444B
Avalanche Chevrolet 1500 2010-13 4WD 3.08 GU4 AAAS, AABD, BAAD, HKI UFD1003C 440-00131D
Avalanche Chevrolet 1500 2005-06 4WD 3.42 GU6 JP5, WH2 UFD1025C 440-01437
Avalanche Chevrolet 1500 2009-13 4WD 3.42 GU6 BAAB, AAAX, AABG, CB9, HU6, XP5, ZX4 UFD1022C 440-00131A
Avalanche Chevrolet 1500 2002-04 4WD 3.73 GT4 MY7, TUG, XC8, XS4, UL2, US9, WH1, ZXN UFD1024C 440-01336A
Avalanche Chevrolet 1500 2007-08 4WD 3.73 GT4 AAAW, AABH, BAAC, CC8, HU7, XP1, ZW7 UFD1019C 440-00131B
Avalanche Chevrolet 1500 2002-06 4WD 4.1 GT5 JM6, MY8, TUJ, UL5, UN1, XC9, XS5, XZ6, ZXP UFD1008C 440-01336B
Avalanche Chevrolet 1500 2007-08 4WD 4.1 GT5 CC9, HU8, XP3, ZP4 UFD1002C 440-00131C
Blazer Chevrolet 1994-92 4WD 3.42 GU6 1994 w/o Diesel UFD1000C 440-01444A
Blazer Chevrolet 1994 4WD 3.73 GT4 1994 w/o Diesel UFD1001C 440-01444B
Sierra GMC 1500 & K1500 Pickup 1988-99 4WD 3.42 GU6 UFD1000C 440-01444C
Sierra GMC 1500 & K1500 Pickup 2007-13 4WD 3.42 GU6 2007 w/ smooth door skin BAAB, AAAX, AABG, CB9, HU6, XP5, ZW4 UFD1022C 440-00131A
Sierra GMC 1500 & K1500 Pickup 2007-13 AWD 3.42 GU6 Includes Denial AAAT, AABF, BAAA, CB8, HU5, ZW5 UFD1023C 440-00130
Sierra GMC 1500 & K1500 Pickup 2001 AWD 3.73 GT4 w/ C6 Package exc. Crew Cab TUF, UT5, WH3, WZ6, XR4, XZ6 UFD1007C 440-1362
Sierra GMC 1500 & K1500 Pickup 1997-88 4WD 3.73 GT4 UFD1001C 440-01444B
Sierra GMC 1500 & K1500 Pickup 1997-99 4WD 3.73 GT4 UFD1001C 440-01444D
Sierra GMC 1500 & K1500 Pickup 1999-07 4WD 3.73 GT4 2007 w/ creased door skin, 6 lug wheel MY7, TUG, XC8, XS4, UL2, US9, WH1, ZXN UFD1024C 440-01336A
Sierra GMC 1500 & K1500 Pickup 1988-95 4WD 4.1 GT5 UFD1026C 440-1444E
Sierra GMC 1500 & K1500 Pickup 2002-07 AWD 4.1 GT5 Includes Denial JM5, TUH, UT6, W27, XR5 UFD1018C 440-01388
Sierra GMC 1500 & K1500 Pickup 1999-07 4WD 4.1 GT5 2007 w/ creased door skin, 6 lug wheel JM6, MY8, TUJ, UL5, UNI, XCP, XS5, XZ6, ZXP UFD1008C 440-01336B
Sierra GMC 1500 & K1500 Pickup 2007-09 4WD 4.1 GT5 2007 w/ smooth door skin CC9, HU8, XP3, ZP4 UFD1002C 440-00131C
Sierra GMC 2500 / 3500 & K2500 / 3500 1988-95 4WD 3.42 GU6 w/ 6 lug wheel 2500 UFD1000C 440-01444A
Sierra GMC 2500 / 3500 & K2500 / 3500 1988-95 4WD 4.1 GT5 2500 UFD1026C 440-01444E
Sierra GMC 1500 & K1500 Pickup 2005-07 4WD 3.42 GU6 2007 w/ creased door skin, 6 lug wheel JP5, WH2 UFD1025C 440-1437
Silverado Chevrolet 1500 Pickup / K1500 Pickup 2009-13 4WD 3.08 GU4 AAAS, AABD, BAAD, HKI UFD1003C 440-00131D
Silverado Chevrolet 1500 Pickup / K1500 Pickup 2005-07 4WD 3.42 GU6 2007 w/ creased door skin, 6 lug wheel JP5, WH2 UFD1025C 440-1437
Silverado Chevrolet 1500 Pickup / K1500 Pickup 2007-13 4WD 3.42 GU6 2007 w/ smooth door skin BAAB, AAAX, AABG, CB9, HU6, XP5, ZW4 UFD1022C 440-00131A
Silverado Chevrolet 1500 Pickup / K1500 Pickup 2006 AWD 3.73 GT4 exc. Crew Cab TUF, UT5, WH3, WZ6, XR4, XZ6 UFD1007C 440-1362
Silverado Chevrolet 1500 Pickup / K1500 Pickup 1988-99 4WD 3.73 GT4 UFD1001C 440-01444D
Silverado Chevrolet 1500 Pickup / K1500 Pickup 1999-07 4WD 3.73 GT4 2007 w/ creased skin door MY7, TUG, XC8, XS4, UL2, US9, WH1, ZXN UFD1024C 440-01336A
Silverado Chevrolet 1500 Pickup / K1500 Pickup 2013-07 4WD 3.73 GT4 2007 w/ smooth door skin BAAC, AAAW, AABH, CC8, HU7, XP1, ZW6 UFD1019C 440-00131B
Silverado Chevrolet 2500 /3500 & K2500 / 3500 Pickup 1988-95 4WD 3.42 GU6 2500 UFD1000C 440-01444A
Silverado Chevrolet 1500 Pickup / K1500 Pickup 1988-95 4WD 4.1 GT5 UFD1026C 440-01444E
Silverado Chevrolet 1500 Pickup / K1500 Pickup 2003-05 AWD 4.1 GT5 w/ SS Package JM5, TUH, UT6, W27, XR5 UFD1018C 440-001388
Silverado Chevrolet 1500 Pickup / K1500 Pickup 1999-07 4WD 4.1 GT5 2007 w/ creased door skin, 6 lug wheel JM6, MY8, TUJ, UL5, UNI, XC9, XS5, XZ6, ZXP UFD1008C 440-01336B
Silverado Chevrolet 1500 Pickup / K1500 Pickup 2007-09 4WD 4.1 GT5 2007 w/ smooth door skin CC9, HU8, XP3, ZP4 UFD1002C 440-00131C
Silverado Chevrolet 1500 2010-13 4WD 3.08 GU4 AAAS, AABD, BAAD, HKI UFD1003C 440-00131D
Silverado Chevrolet 2500 /3500 & K2500 / 3500 Pickup 1988-95 4WD 3.73 GT4 w/ 6 lug wheel,2500 UFD1001C 440-01444B
Silverado Chevrolet 2500 /3500 & K2500 / 3500 Pickup 1988-95 4WD 4.1 GT5 2500 UFD1026C 440-01444E
Suburban Chevrolet 1500 1992-99 4WD 3.42 GU6 UFD1000C 440-01444C
Suburban Chevrolet 1500 2005-06 4WD 3.42 GU6 JP5, WH2 UFD1025C 440-1437
Suburban Chevrolet 1500 2007-13 4WD 3.42 GU6 BAAB, AAAX, AABG, CB9, HU6, XP5, ZW4 UFD1022C 440-00131A
Suburban Chevrolet 1500 1992-99 4WD 3.73 GT4 UFD1001C 440-01444D
Suburban Chevrolet 1500 2000-06 4WD 3.73 GT4 MY7, TUG, XC8, XS4, UL2, US9, WH1, ZXN UFD1024C 440-01336A
Suburban Chevrolet 1500 2003-06 AWD 3.73 GT4 TUF, UT5, WH3, WZ6, XR4, XZ6 UFD1007C 440-1362
Suburban Chevrolet 1500 2007-08 4WD 3.73 GT4 BAAC, AAAW, AABH, CC8, HU7, XP1, ZW6 UFD1019C 440-00131B
Suburban Chevrolet 1500 2003-04 AWD 4.1 GT5 JM5, TUH, UT6, W27, XR5 UFD1018C 440-01388
Suburban Chevrolet 1500 2000-06 4WD 4.1 GT5 JM6, MY8, TUJ, ULS, UNI, XC9, XS5, XZ6, ZXP UFD1008C 440-01336B
Suburban Chevrolet 1500 2007-08 4WD 4.1 GT5 CC9, HU8, XP3, ZP4 UFD1002C 440-00131C
Tahoe Chevrolet 1500 2008-13 4WD 3.08 GU4 AAAS, AABD, BAAD, HKI UFD1003C 440-00131D
Tahoe Chevrolet 1500 2000-95 4WD 3.73 GT4 UFD1001C 440-01444D
Tahoe Chevrolet 1500 2003-04 AWD 3.73 GT4 TUF, UT5, WH3, WZ6, XR4, XZ6 UFD1007C 440-1362
Tahoe Chevrolet 1500 2006-00 4WD 3.73 GT4 MY7, TUG, XC8, XS4, UL2, US9, WH1, ZXN UFD1024C 440-01336A
Tahoe Chevrolet 1500 2007-09 4WD 3.73 GT4 BAAC, AAAW, AABH, CC8, HU7, XP1, ZW6 UFD1019C 440-00131B
Tahoe Chevrolet 1500 2003-04 AWD 4.1 GT5 JM5, TUH, UT6, W27, XR5 UFD1018C 440-01388
Tahoe Chevrolet 1500 2001-06 4WD 4.1 GT5 JM6, MY9, TUJ, UL5, UNI, XC9, XS5, XZ6, ZXP UFD1008C 440-00131C
Tahoe Chevrolet 1500 2007-08 4WD 4.1 GT5 CC9, HU8, XP3, ZP4 UFD1002C 440-00131C
Yukon GMC 1500 2008-13 4WD 3.08 GU4 AAAS, AABD, BAAD, HKI UFD1003C 440-01444C
Yukon GMC 1500 1992-97 4WD 3.42 GU6 UFD1000C 440-01444C
Yukon GMC 1500 2005-06 4WD 3.42 GU6 JP5, WH2 UFD1025C 440-1437
Yukon GMC 1500 2007-13 AWD 3.42 GU6 Includes Denial AAAT, AABF, BAAA, CB8, HU5, ZW5 UFD1023C 440-00130
Yukon GMC 1500 2009-13 4WD 3.42 GU6 exc. 2011-09 Denial AAAX, AABG, CB9, HU6, XP5, ZW4 UFD1022C 440-00131A
Yukon GMC 1500 1995-99 4WD 3.73 GT4 UFD1001C 440-01444B
Yukon GMC 1500 2006-00 4WD 3.73 GT4 MY7, TUG, XC8, XS4, UL2, US9, WH1, ZXN UFD1024C 440-01336A
Yukon GMC 1500 2001-06 AWD 3.73 GT4 Includes Denial TUF, UT5, WH3, WZ6, XR4, XZ6 UFD1007C 440-1362
Yukon GMC 1500 2007-09 4WD 3.73 GT4 AAAW, AABH, CC8, HU7, XP1, ZW6 UFD1019C 440-00131B
Yukon GMC 1500 2003-05 AWD 4.1 GT5 JM5, TUH, UT6, W27, XR5 UFD1018C 440-01336B
Yukon GMC 1500 2000-06 4WD 4.1 GT5 JM6, MY8, TUJ, UL5, UNI, XC9, XS5, XZ6, ZXP UFD1008C 440-01336B
Yukon GMC 1500 2007-08 4WD 4.1 GT5 CC9, HU8, XP3, ZP4 UFD1002C 440-00131C
Yukon GMC XL 1500 2010-13 4WD 3.08 GU4 AAAS, AABD, BAAD, HKI UFD1003C 440-00131D
Yukon GMC XL 1500 2005-06 4WD 3.42 GU6 JP5, WH2 UFD1025C 440-1437
Yukon GMC XL 1500 2007-13 AWD 3.42 GU6 Includes Denial AAAT, AABF, BAAA, CB8, HU5, ZW5 UFD1023C 440-00130
Yukon GMC XL 1500 2009-13 4WD 3.42 GU6 exc. 2011-09 Denial BAAB, AAAX, AABG, CB9, HU6, XP5, ZW4 UFD1022C 440-00131A
Yukon GMC XL 1500 2000-06 4WD 3.73 GT4 MY7, TUG, XC8, XS4, UL2, US9, WH1, ZXN UFD1024C 440-1336A
Yukon GMC XL 1500 2001-06 AWD 3.73 GT4 TUF, UT5, WH3, WZ6, XR4, XZ6 UFD1007C 440-1362
Yukon GMC XL 1500 2007-08 4WD 3.73 GT4 AAAW, AABH, CC8, HU7, XP1, ZW6 UFD1019C 440-00131B
Yukon GMC XL 1500 2003-05 AWD 4.1 GT5 JM5, TUH, UT6, W27, XR5 UFD1018C 440-01388
Yukon GMC XL 1500 2000-06 4WD 4.1 GT5 JM6, MY8, TUJ, UL5, UNI, XC9, XS5, XZ6, ZXP UFD1008C 440-01336B
Yukon GMC XL 1500 2007-08 4WD 4.1 GT5 CC9, HU8, XP3, ZP4 UFD1002C 440-00131C

Ring and Pinion Gear Sets

Year Application O.E. Number Description Part Number
1988+ 4WD 19257736 Ring and Pinion Gear Set (3.42 Ratio; 2 Cut) GM10F-342
1988+ 4WD & AWD 19257737 Ring and Pinion Gear Set (3.73 Ratio; 2 Cut) GM10F-373
1988+ 4WD & AWD 19259449 Ring and Pinion Gear Set (4.10 Ratio; 2 Cut) GM10F-410
After Market Ring and Pinion Gear Set 4.11 GM10F-488
After Market Ring and Pinion Gear Set 4.30 GM10-430IFS
After Market Ring and Pinion Gear Set 4.56 GM10-456IFS
After Market Ring and Pinion Gear Set 4.88 GM10F-488

Bearing Kit

Year Model Description Part Number
1988+ Silverado, Sierra, Yukon, Denial, Suburban, Escalade, Avalanche. Bearing Kit R-10-IFS
1988+ Silverado, Sierra, Yukon, Denial, Suburban, Escalade, Avalanche. Install Kit 74010006
Master Bearing Kit combine above two kits R-10-IFS
74010006

Shipping charges will be added, $25.00 minimum order including freight.

Trying to determine what Chevrolet and GMC ring and pinion ratio or differential parts you need or having problems diagnosing your vehicles performance we offer Free Technical support to assist you, just call 888-824-2012.

Front DifferentialsDK