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OEM 12479321 Spider Gear Kit 1981-2016 Silverado Suburban Savana Sierra Yukon H2

OEM 12479321 Spider Gear Kit 1981-2016 Silverado Suburban Savana Sierra Yukon H2
9.25" Front (2007+) (Clamshell)(Salisbury) / 9.25" Rear (1981+) (14-Bolt) (33 tooth )

Product Information

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Brand American Axle
MPN 74040363
Other Part Number 25931934
Condition NEW
Fitment Notes For Axle: Front or Rear ; 33 Splines
Fitment List
SIERRA, SILVERADO, SUBURBAN, YUKON, SAVANA, EXPRESS, AVALANCHE, H2, SSR, TRAILBLAZER SS
{1981-2012 (9.5" 14 BOLT - REAR AXLE)}
{2007-2012 (9.25" CLAMSHELL - FRONT AXLE)}
{2010-2012 (9.25" SALISBURY - FRONT AXLE)}
YearMake Model
2007-2008CadillacESCALADE
1990-1996CadillacFleetwood
1999-2008ChevroletAVALANCHE
1985-1996ChevroletBLAZER
1985-1986ChevroletC10
1988-2000ChevroletC1500
1985-1986ChevroletC20
1988-2000ChevroletC2500
1985-1986ChevroletC30
1988-2000ChevroletC3500
1996-2014ChevroletEXPRESS
2015-2016ChevroletExpress 2500
2015-2016ChevroletExpress 3500
1985-2002ChevroletG10
1996-2002ChevroletG1500
1985-2002ChevroletG20
1996-2002ChevroletG2500
1985-2002ChevroletG30
1992-2002ChevroletG3500
1985-1986ChevroletK10
1988-2000ChevroletK1500
1985-1986ChevroletK20
1988-2000ChevroletK2500
1985-1986ChevroletK30
1988-2000ChevroletK3500
1985-1989ChevroletP20
1985-1989ChevroletP30
1987-1991ChevroletR10
1987-1991ChevroletR1500
1987-1991ChevroletR20
1987-1991ChevroletR2500
1987-1991ChevroletR30
1987-1991ChevroletR3500
1999-2008ChevroletSilverado
1999-2008ChevroletSilverado 2500
2001-2008ChevroletSilverado 3500
1999-2007ChevroletSilveradoSS
1985-2008ChevroletSUBURBAN
2007-2008ChevroletSuburban2500
1992-2008ChevroletTahoe
1987-1991ChevroletV10
1987-1991ChevroletV20
1987-1991ChevroletV30
1987-1991ChevroletV3500
1985-1989GMCForward Control
1987-1989GMCPickup
1996-2014GMCSAVANA
2015-2016GMCSavana 2500
2015-2016GMCSavana 3500
2007-2008GMCSierra
2007-2008GMCSierra 2500
2007-2008GMCSierra 3500
1985-1996GMCVan
2006-2008GMCYUKON
2003-2008HummerH2
Product Feature 1 Designed, tested and validated to the vehicle manufacturer's exact specifications.
Product Feature 2 AAM Aftermarket provides its customers with high quality, reliability, durability and performance in every aftermarket part it sells.
Product Feature 3 AAM designs, engineers, tests and validates components to meet the same exacting specifications as the parts that they replace.
Product Feature 4 AAM Manufacturing operations - from heat treating and sealing to gear cutting - use proprietary processes and methods.
Product Feature 5 AAM Aftermarket offers a comprehensive line of aftermarket axle and driveshaft components that were originally built for OE vehicle manufacturers.
Estimated Handling Time (days) 1
Genuine OEM TRUE
Interchange Part Number 12479150, 12470385, 12470388

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  • We accept returns in original condition, 30 days, (see listing details), as long as you keep the product in original condition. If there's something wrong with the product, we'll pay the shipping back.
  • We warranty all our items for 6 Months against manufacturer's defects, in addition to any warranty from the manufacturer. Keep a copy of your order details and let us know as soon as you notice a problem.
  • Returns & Exchanges Accepted in original condition, 30 days, money back or exchange, 10% restocking fee.
  • To Initate a Return or Exchange, contact us BEFORE shipping & please read our full return policy:
  • This Item has a Warranty: One Year against Manufacturer's Defects; Part cost or replacement only.
  • Disclaimer: We do not reimburse any installment or mechanic fees; returns and warranties cover only the value of the part itself, no associated labor.

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