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1991 GMC K2500
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60-Day Returns
Lifetime Replacement
1991 GMC K2500

1991 GMC K2500 Pinion Bearings

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GM Original Equipment Series Pinion Bearing - Direct Fit
AC Delco®
GM Original Equipment Series Pinion Bearing - Direct Fit
Part Number: ACS604
Guaranteed to Fit
$55.99
Vehicle Fitment
  • 1991 GMC K2500 All Submodels All Engines 9.50 Dia R/Gr, R/Axle, TIMKEN Hm88649-Hm88610
Product Details
Location : Rear OuterNotes : 1-3/8 in. I.D. x 2-27/32 in. O.D. x 1 in. thickIncludes : Cup and coneRecommended Use : OE ReplacementProduct Fit : Direct FitWarranty : 24-months or unlimited mile AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: 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.

Series : GM Original Equipment Series
GM Original Equipment Series Pinion Bearing - Direct Fit
AC Delco®
GM Original Equipment Series Pinion Bearing - Direct Fit
Part Number: AC1581TS
Guaranteed to Fit
$51.49
Vehicle Fitment
  • 1991 GMC K2500 Sierra SLE All Engines Power Brake System, With Front Disc, With Rear Drum, 131.5 in. Wheelbase, Hydraulic Brake, Hyp Drv, Rear, 10.50 Dia R/Gr, R-1581-Tv
  • 1991 GMC K2500 Sierra SLX All Engines Power Brake System, With Front Disc, With Rear Drum, 155.5 in. Wheelbase, Hydraulic Brake, Hyp Drv, Rear, 10.50 Dia R/Gr, R-1581-Tv
  • 1991 GMC K2500 Sierra All Engines Power Brake System, With Front Disc, With Rear Drum, 155.5 in. Wheelbase, Hydraulic Brake, Hyp Drv, Rear, 10.50 Dia R/Gr, R-1581-Tv
Product Details
Location : RearNotes : 1-3/8 in. I.D. x 2 in. O.D. x 3/4 in. thickRecommended Use : OE ReplacementProduct Fit : Direct FitWarranty : 24-months or unlimited mile AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: 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.

Series : GM Original Equipment Series
GM Original Equipment Series Pinion Bearing - Direct Fit
AC Delco®
GM Original Equipment Series Pinion Bearing - Direct Fit
Part Number: ACS37
Guaranteed to Fit
$83.49
Vehicle Fitment
  • 1991 GMC K2500 All Submodels All Engines 8600 Lbs/3900 Kg GVWR(C6P), 9.50 Dia R/Gr), TIMKEN Hm804846-Hm804810, Rear, R/Axle, 9.50 Dia R/Gr
Product Details
Location : Front or Rear InnerNotes : 1-7/8 in. I.D. x 3-3/4 in. O.D. x 1-3/16 in. thickIncludes : Cup and coneRecommended Use : OE ReplacementProduct Fit : Direct FitWarranty : 24-months or unlimited mile AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: 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.

Series : GM Original Equipment Series
GM Original Equipment Series Pinion Bearing - Direct Fit
AC Delco®
GM Original Equipment Series Pinion Bearing - Direct Fit
Part Number: AC09413427
Guaranteed to Fit
$58.99
Vehicle Fitment
  • 1991 GMC K2500 All Submodels All Engines 7200 Lbs GVWR(C5Z), F/Axle, TIMKEN M88048-M88010
Product Details
Location : Front OuterIncludes : Cup and coneRecommended Use : OE ReplacementProduct Fit : Direct FitWarranty : 24-months or unlimited mile AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: 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.

Series : GM Original Equipment Series
Timken OE Replacement Pinion Bearing - Direct Fit
Timken®
Timken OE Replacement Pinion Bearing - Direct Fit
Part Number: TMM88048
Guaranteed to Fit
$15.49
Vehicle Fitment
  • 1991 GMC K2500 Sierra All Engines 4WD, 8.25 in. Ring Gear
  • 1991 GMC K2500 Sierra SLE All Engines 4WD, 8.25 in. Ring Gear
  • 1991 GMC K2500 Sierra SLX All Engines 4WD, 8.25 in. Ring Gear
Product Details
Location : Front, OuterProduct Fit : Direct FitWarranty : 1-year Timken limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: 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.

Series : Timken OE Replacement
Pinion Bearing
AC Delco®
Pinion Bearing
Part Number: ACS1420
Guaranteed to Fit
$59.99
Vehicle Fitment
  • 1991 GMC K2500 Sierra All Engines Power Brake System, With Front Disc, With Rear Drum, 131.5 Wheelbase, 7,200 Lb Gvwr(C5Z), Hydraulic Power Brakes
  • 1991 GMC K2500 Sierra SLE All Engines Power Brake System, With Front Disc, With Rear Drum, 155.5 Wheelbase, 7,200 Lb Gvwr(C5Z), Hydraulic Power Brakes
  • 1991 GMC K2500 Sierra SLX All Engines Power Brake System, With Front Disc, With Rear Drum, 155.5 Wheelbase, 7,200 Lb Gvwr(C5Z), Hydraulic Power Brakes
Product Details
Location : Front, Inner or OuterWarranty : 24-months or unlimited mile AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: 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.

Timken OE Replacement Pinion Bearing - Direct Fit
Timken®
Timken OE Replacement Pinion Bearing - Direct Fit
Part Number: TMM88048A
Guaranteed to Fit
$25.49
Vehicle Fitment
  • 1991 GMC K2500 Sierra SLX 8 Cyl 5.0L 4WD, Tremec
  • 1991 GMC K2500 Sierra 8 Cyl 6.2L 4WD, Isuzu R040 Axle
  • 1991 GMC K2500 Sierra SLX 8 Cyl 5.7L 4WD
  • 1991 GMC K2500 Sierra SLE 8 Cyl 5.7L 4WD
  • 1991 GMC K2500 Sierra SLX 8 Cyl 6.2L 4WD, Isuzu R040 Axle
  • 1991 GMC K2500 Sierra SLX 8 Cyl 7.4L 4WD
  • 1991 GMC K2500 Sierra SLE 8 Cyl 6.2L 4WD, Isuzu R040 Axle
  • 1991 GMC K2500 Sierra SLX 6 Cyl 4.3L 4WD
  • 1991 GMC K2500 Sierra 8 Cyl 5.0L 4WD, Tremec
  • 1991 GMC K2500 Sierra SLE 8 Cyl 5.0L 4WD, Tremec
  • 1991 GMC K2500 Sierra SLE 6 Cyl 4.3L 4WD
  • 1991 GMC K2500 Sierra SLE 8 Cyl 7.4L 4WD
  • 1991 GMC K2500 Sierra 8 Cyl 7.4L 4WD
  • 1991 GMC K2500 Sierra 8 Cyl 5.7L 4WD
  • 1991 GMC K2500 Sierra 6 Cyl 4.3L 4WD
Product Details
Location : Rear, InnerProduct Fit : Direct FitWarranty : 1-year Timken limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: 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.

Series : Timken OE Replacement
Timken OE Replacement Pinion Bearing - Direct Fit
Timken®
Timken OE Replacement Pinion Bearing - Direct Fit
Part Number: TMHM804846
Guaranteed to Fit
$46.49
Vehicle Fitment
  • 1991 GMC K2500 Sierra SLX 8 Cyl 6.2L 4WD, RA 10, RA 11, RA 15 Axles, Tremec
  • 1991 GMC K2500 Sierra SLE 8 Cyl 5.0L 4WD, Tremec, Except Boot
  • 1991 GMC K2500 Sierra 8 Cyl 6.2L 4WD, RA 10, RA 11, RA 15 Axles, Tremec
  • 1991 GMC K2500 Sierra SLE 8 Cyl 5.7L 4WD, Dana/Spicer 60, 70 Axle, 12 in.x3 in. Brakes, 9000 lb. GVW
  • 1991 GMC K2500 Sierra SLE 8 Cyl 6.2L 4WD, RA 10, RA 11, RA 15 Axles, Tremec
  • 1991 GMC K2500 Sierra 8 Cyl 5.0L 4WD, Tremec, Except Boot
  • 1991 GMC K2500 Sierra SLX 8 Cyl 5.7L 4WD, Dana/Spicer 60, 70 Axle, 12 in.x3 in. Brakes, 9000 lb. GVW
  • 1991 GMC K2500 Sierra SLX 8 Cyl 7.4L 4WD
  • 1991 GMC K2500 Sierra 8 Cyl 7.4L 4WD
  • 1991 GMC K2500 Sierra SLX 6 Cyl 4.3L 4WD, RA-39 Axle
  • 1991 GMC K2500 Sierra 8 Cyl 5.7L 4WD, Chrysler Axle
  • 1991 GMC K2500 Sierra SLX 8 Cyl 5.0L 4WD, Tremec, Except Boot
  • 1991 GMC K2500 Sierra SLE 6 Cyl 4.3L 4WD, RA-39 Axle
  • 1991 GMC K2500 Sierra SLE 8 Cyl 7.4L 4WD
  • 1991 GMC K2500 Sierra 6 Cyl 4.3L 4WD, RA-39 Axle
Product Details
Location : Front, OuterNotes : 1.88 in. cone bore; 1.16 in. cone widthProduct Fit : Direct FitWarranty : 1-year Timken limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: 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.

Series : Timken OE Replacement
Timken OE Replacement Pinion Bearing - Direct Fit
Timken®
Timken OE Replacement Pinion Bearing - Direct Fit
Part Number: TMHM903249
Guaranteed to Fit
$44.99
Vehicle Fitment
  • 1991 GMC K2500 Sierra SLX 8 Cyl 5.7L
  • 1991 GMC K2500 Sierra SLX 8 Cyl 6.2L Tremec 170
  • 1991 GMC K2500 Sierra SLE 8 Cyl 5.0L Dana/Spicer 70 H/D, 70-1H/D, 70-2U, 80 Serial Axles
  • 1991 GMC K2500 Sierra SLX 8 Cyl 7.4L Dana/Spicer 70H/D, 70-3H/D, 80 Axle
  • 1991 GMC K2500 Sierra 8 Cyl 7.4L Dana/Spicer 70H/D, 70-3H/D, 80 Axle
  • 1991 GMC K2500 Sierra 8 Cyl 6.2L Tremec 170
  • 1991 GMC K2500 Sierra SLE 8 Cyl 5.7L
  • 1991 GMC K2500 Sierra SLE 8 Cyl 6.2L Tremec 170
  • 1991 GMC K2500 Sierra SLX 6 Cyl 4.3L Dana/Spicer 44, Flg. Axle Shaft
  • 1991 GMC K2500 Sierra 8 Cyl 5.7L
  • 1991 GMC K2500 Sierra SLX 8 Cyl 5.0L Dana/Spicer 70 H/D, 70-1H/D, 70-2U, 80 Serial Axles
  • 1991 GMC K2500 Sierra 8 Cyl 5.0L Dana/Spicer 70 H/D, 70-1H/D, 70-2U, 80 Serial Axles
  • 1991 GMC K2500 Sierra SLE 6 Cyl 4.3L Dana/Spicer 44, Flg. Axle Shaft
  • 1991 GMC K2500 Sierra SLE 8 Cyl 7.4L Dana/Spicer 70H/D, 70-3H/D, 80 Axle
  • 1991 GMC K2500 Sierra 6 Cyl 4.3L Heavy Duty Suspension
Product Details
Location : Rear, InnerNotes : 1.75 in. cone bore; 1.13 in. cone widthProduct Fit : Direct FitWarranty : 1-year Timken limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: 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.

Series : Timken OE Replacement
GM Original Equipment Series Pinion Bearing - Direct Fit
AC Delco®
GM Original Equipment Series Pinion Bearing - Direct Fit
Part Number: ACS1279
Guaranteed to Fit
$72.99
Vehicle Fitment
  • 1991 GMC K2500 Sierra SLE All Engines Power Brake System, With Front Disc, With Rear Drum, 155.5 in. Wheelbase, Hydraulic Brake, 10.50 Dia R/Gr, TIMKEN Hm903249-Hm903210
  • 1991 GMC K2500 Sierra SLX All Engines Power Brake System, With Front Disc, With Rear Drum, 155.5 in. Wheelbase, Hydraulic Brake, 10.50 Dia R/Gr, TIMKEN Hm903249-Hm903210
  • 1991 GMC K2500 Sierra All Engines Power Brake System, With Front Disc, With Rear Drum, 131.5 in. Wheelbase, Hydraulic Brake, 10.50 Dia R/Gr, TIMKEN Hm903249-Hm903210
Product Details
Location : Rear InnerIncludes : Cup and coneRecommended Use : OE ReplacementProduct Fit : Direct FitWarranty : 24-months or unlimited mile AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: 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.

Series : GM Original Equipment Series
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