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Shop Catalog
- 2018 GMC Sierra 1500 Base All Engines 2-Door, Standard Cab Pickup, 6-Speed, Automatic Transmission, transmissionmfrcode : 6L80, 3.23 Ratio(Gu5); 8.50/8.625 Ring Gear Saginaw-American Axle**10 Bolt Diff; Except Positraction L/Slip R/Axl(G80); 3.42 Ratio(Gu6)
- 2018 GMC Sierra 1500 SLT All Engines 4-Door, Extended Cab Pickup, 6-Speed, Automatic Transmission, transmissionmfrcode : 6L80, 3.23 Ratio(Gu5); 8.50/8.625 Ring Gear Saginaw-American Axle**10 Bolt Diff; Except Positraction L/Slip R/Axl(G80); 3.42 Ratio(Gu6)
- 2018 GMC Sierra 1500 SLE All Engines 4-Door, Crew Cab Pickup, 6-Speed, Automatic Transmission, transmissionmfrcode : 6L80, 3.23 Ratio(Gu5); 8.50/8.625 Ring Gear Saginaw-American Axle**10 Bolt Diff; Except Positraction L/Slip R/Axl(G80); 3.42 Ratio(Gu6)
WARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
- 2018 GMC Sierra 1500 All Submodels All Engines 28 Spline; 8.5 In. Ring Gear; 8.625 In. Ring Gear; w/3.23 Axle Ratio; Exc. Positraction; Saginaw-American Axle; 10 Bolt Differential Cover, 6-Speed, Automatic
WARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
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