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  2. Auto Parts
  3. Driveline and Axles
  4. Bearings
  5. Differential Pinion Bearing
  6. ACDelco S37 for 2001

ACDelco S37 Differential Pinion Bearing
for 2001 (please select make/model)

ACDelco S37 Differential Pinion Bearing - 2001

ACDelco
Brand:ACDelco
Part Number: S37
UPC: 00036666003505
Weight: 2.2 lbs
Condition:New



On Sale:

$78.53

Availability:
19 in Stock
Warehouse: US-4
Quantity:

Product Information

Description:

Get the ACDelco S37 Differential Pinion Bearing for your 2001. Buy now and secure your purchase online!

GM Genuine Parts Differential Pinion Bearings are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These bearings are tapered roller bearing elements that support and allow the pinion gear to rotate within the axle or final drive housing. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE). ⚠ WARNING: Cancer and Reproductive Harm - https://www.P65Warnings.ca.gov

Features and Benefits:

  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM regularly updates production and service part designs to integrate new materials and technologies
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • Tapered roller bearing elements that support and allow the pinion gear to rotate within the axle or final drive housing

Specifications:

Bearing Type:
Tapered Roller
Cone Outside Diameter:
3.75 in.
Cone Outside Diameter:
95.28 mm
Height (in):
2.06 in
Inside Diameter:
1.19 in.
Inside Diameter:
30.16 mm
Length (in):
4.09 in
Programming Required:
No
Race Included:
Yes
Thickness:
0.91 in.
Thickness:
23.02 mm
Weight (lb):
2.2 lb
Width:
1.19 in.
Width:
30.16 mm

Features and Benefits:

  • – Change differential fluids at vehicle recommended maintenance intervals
  • – Use recommended grease or differential fluid to keep the bearing properly lubricated

Specifications:

Country of Origin:
US

Select a vehicle to narrow ACDelco S37 Differential Pinion Bearing fitment info!

Last Updated: 03/02/2024

Years Vehicle Per Vehicle Position Fit NotesFitment Notes

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 
Chevrolet Express 2500

4.3L V6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo
1
 
Inner
 
RR)(INCLS CUP AND CONE)(TIMKEN, HM804846-HM804810, 1 7/8 IN ID X 3 3/4 IN OD X 1 3/16 IN THK
**9.50 RING GEAR SAGINAW-AMERICAN AXLE**
 

Chevrolet Express 2500



4.3L V6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo

Inner RR)(INCLS CUP AND CONE)(TIMKEN, HM804846-HM804810, 1 7/8 IN ID X 3 3/4 IN OD X 1 3/16 IN THK
**9.50 RING GEAR SAGINAW-AMERICAN AXLE**

1 Per Vehicle

2001

 

2001

 
Chevrolet Express 2500

5.7L V8 CNG OHV
1
 
Inner
 
RR)(INCLS CUP AND CONE)(TIMKEN, HM804846-HM804810, 1 7/8 IN ID X 3 3/4 IN OD X 1 3/16 IN THK
**9.50 RING GEAR SAGINAW-AMERICAN AXLE**
 

Chevrolet Express 2500



5.7L V8 CNG OHV

Inner RR)(INCLS CUP AND CONE)(TIMKEN, HM804846-HM804810, 1 7/8 IN ID X 3 3/4 IN OD X 1 3/16 IN THK
**9.50 RING GEAR SAGINAW-AMERICAN AXLE**

1 Per Vehicle

2003

 

2002

 

2001

 

2003

 

2002

 

2001

 
Chevrolet Silverado 1500 HD

6.0L V8 Gas OHV
1
 
Front Inner
 
W/CUP AND CONE)(TIMKEN,HM804846-HM804810,1 7/8IN IDX3 3/4IN ODX1 3/16IN THK
9.25 INCH AXLE
4WD
 

Chevrolet Silverado 1500 HD



6.0L V8 Gas OHV

Front Inner W/CUP AND CONE)(TIMKEN,HM804846-HM804810,1 7/8IN IDX3 3/4IN ODX1 3/16IN THK
9.25 INCH AXLE
4WD

1 Per Vehicle

2003

 

2002

 

2001

 

2003

 

2002

 

2001

 
Chevrolet Silverado 1500 HD

6.0L V8 Gas OHV
1
 
Inner
 
W/CUP AND CONE)(TIMKEN,HM804846-HM804810,1 7/8IN IDX3 3/4IN ODX1 3/16IN THK
**9.50 RING GEAR SAGINAW-AMERICAN AXLE**
 

Chevrolet Silverado 1500 HD



6.0L V8 Gas OHV

Inner W/CUP AND CONE)(TIMKEN,HM804846-HM804810,1 7/8IN IDX3 3/4IN ODX1 3/16IN THK
**9.50 RING GEAR SAGINAW-AMERICAN AXLE**

1 Per Vehicle

2004

 

2003

 

2002

 

2001

 

2004

 

2003

 

2002

 

2001

 
Chevrolet Silverado 2500

6.0L V8 Gas OHV
1
 
Front Inner
 
W/CUP AND CONE)(TIMKEN,HM804846-HM804810,1 7/8IN IDX3 3/4IN ODX1 3/16IN THK
4WD
 

Chevrolet Silverado 2500



6.0L V8 Gas OHV

Front Inner W/CUP AND CONE)(TIMKEN,HM804846-HM804810,1 7/8IN IDX3 3/4IN ODX1 3/16IN THK
4WD

1 Per Vehicle

2004

 

2003

 

2002

 

2001

 

2004

 

2003

 

2002

 

2001

 
Chevrolet Silverado 2500

6.0L V8 Gas OHV
1
 
Inner
 
INCLS CUP AND CONE)(TIMKEN, HM804846-HM804810, 1 7/8 IN ID X 3 3/4 IN OD X 1 3/16 IN THK
Except TWO INCH BODY RAISE I.D.(HVY)
**9.50 RING GEAR SAGINAW-AMERICAN AXLE**
 

Chevrolet Silverado 2500



6.0L V8 Gas OHV

Inner INCLS CUP AND CONE)(TIMKEN, HM804846-HM804810, 1 7/8 IN ID X 3 3/4 IN OD X 1 3/16 IN THK
Except TWO INCH BODY RAISE I.D.(HVY)
**9.50 RING GEAR SAGINAW-AMERICAN AXLE**

1 Per Vehicle

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 
Chevrolet Silverado 2500 HD

6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
Front Inner
 
W/CUP AND CONE)(TIMKEN,HM804846-HM804810,1 7/8IN IDX3 3/4IN ODX1 3/16IN THK
4WD
 

Chevrolet Silverado 2500 HD



6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV

Front Inner W/CUP AND CONE)(TIMKEN,HM804846-HM804810,1 7/8IN IDX3 3/4IN ODX1 3/16IN THK
4WD

1 Per Vehicle

2003

 

2002

 

2001

 

2003

 

2002

 

2001

 
Chevrolet Silverado 2500 HD

6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
Inner
 
INCLS CUP AND CONE)(TIMKEN, HM804846-HM804810, 1 7/8 IN ID X 3 3/4 IN OD X 1 3/16 IN THK
Except TWO INCH BODY RAISE I.D.(HVY)
**9.50 RING GEAR SAGINAW-AMERICAN AXLE**
Extended Cab Pickup
4 Doors
 

Chevrolet Silverado 2500 HD



6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV

Inner INCLS CUP AND CONE)(TIMKEN, HM804846-HM804810, 1 7/8 IN ID X 3 3/4 IN OD X 1 3/16 IN THK
Except TWO INCH BODY RAISE I.D.(HVY)
**9.50 RING GEAR SAGINAW-AMERICAN AXLE**
Extended Cab Pickup
4 Doors

1 Per Vehicle

2003

 

2002

 

2001

 

2003

 

2002

 

2001

 
Chevrolet Silverado 2500 HD

6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
Inner
 
INCLS CUP AND CONE)(TIMKEN, HM804846-HM804810, 1 7/8 IN ID X 3 3/4 IN OD X 1 3/16 IN THK
Except TWO INCH BODY RAISE I.D.(HVY)
**9.50 RING GEAR SAGINAW-AMERICAN AXLE**
Standard Cab Pickup
2 Doors
 

Chevrolet Silverado 2500 HD



6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV

Inner INCLS CUP AND CONE)(TIMKEN, HM804846-HM804810, 1 7/8 IN ID X 3 3/4 IN OD X 1 3/16 IN THK
Except TWO INCH BODY RAISE I.D.(HVY)
**9.50 RING GEAR SAGINAW-AMERICAN AXLE**
Standard Cab Pickup
2 Doors

1 Per Vehicle

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 
Chevrolet Silverado 3500

6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
Front Inner
 
W/CUP AND CONE)(TIMKEN,HM804846-HM804810,1 7/8IN IDX3 3/4IN ODX1 3/16IN THK
4WD
 

Chevrolet Silverado 3500



6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV

Front Inner W/CUP AND CONE)(TIMKEN,HM804846-HM804810,1 7/8IN IDX3 3/4IN ODX1 3/16IN THK
4WD

1 Per Vehicle

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 
Chevrolet Suburban 2500

6.0L V8 Gas OHV
1
 
Inner
 
W/CUP AND CONE)(TIMKEN,HM804846-HM804810,1 7/8IN IDX3 3/4IN ODX1 3/16IN THK
**9.50 RING GEAR SAGINAW-AMERICAN AXLE**
Eng: LQ4
8th VIN Digit: U
 

Chevrolet Suburban 2500



6.0L V8 Gas OHV

Inner W/CUP AND CONE)(TIMKEN,HM804846-HM804810,1 7/8IN IDX3 3/4IN ODX1 3/16IN THK
**9.50 RING GEAR SAGINAW-AMERICAN AXLE**
Eng: LQ4
8th VIN Digit: U

1 Per Vehicle

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 
Chevrolet Suburban 2500

6.0L V8 Gas OHV,
8.1L V8 Gas OHV
1
 
Front Inner
 
W/CUP AND CONE)(TIMKEN,HM804846-HM804810,1 7/8IN IDX3 3/4IN ODX1 3/16IN THK
4WD
 

Chevrolet Suburban 2500



6.0L V8 Gas OHV,
8.1L V8 Gas OHV

Front Inner W/CUP AND CONE)(TIMKEN,HM804846-HM804810,1 7/8IN IDX3 3/4IN ODX1 3/16IN THK
4WD

1 Per Vehicle

2002

 

2001

 

2002

 

2001

 
GMC Savana 2500

5.7L V8 Bi-Fuel OHV
1
 
Inner
 
RR)(INCLS CUP AND CONE)(TIMKEN, HM804846-HM804810, 1 7/8 IN ID X 3 3/4 IN OD X 1 3/16 IN THK
**9.50 RING GEAR SAGINAW-AMERICAN AXLE**
 

GMC Savana 2500



5.7L V8 Bi-Fuel OHV

Inner RR)(INCLS CUP AND CONE)(TIMKEN, HM804846-HM804810, 1 7/8 IN ID X 3 3/4 IN OD X 1 3/16 IN THK
**9.50 RING GEAR SAGINAW-AMERICAN AXLE**

1 Per Vehicle

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 
GMC Savana 2500

4.3L V6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo
1
 
Inner
 
RR)(INCLS CUP AND CONE)(TIMKEN, HM804846-HM804810, 1 7/8 IN ID X 3 3/4 IN OD X 1 3/16 IN THK
**9.50 RING GEAR SAGINAW-AMERICAN AXLE**
 

GMC Savana 2500



4.3L V6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo

Inner RR)(INCLS CUP AND CONE)(TIMKEN, HM804846-HM804810, 1 7/8 IN ID X 3 3/4 IN OD X 1 3/16 IN THK
**9.50 RING GEAR SAGINAW-AMERICAN AXLE**

1 Per Vehicle

2003

 

2002

 

2001

 

2003

 

2002

 

2001

 
GMC Sierra 1500 HD

6.0L V8 Gas OHV
1
 
Front Inner
 
W/CUP AND CONE)(TIMKEN,HM804846-HM804810,1 7/8IN IDX3 3/4IN ODX1 3/16IN THK
9.25 INCH AXLE
4WD
 

GMC Sierra 1500 HD



6.0L V8 Gas OHV

Front Inner W/CUP AND CONE)(TIMKEN,HM804846-HM804810,1 7/8IN IDX3 3/4IN ODX1 3/16IN THK
9.25 INCH AXLE
4WD

1 Per Vehicle

2003

 

2002

 

2001

 

2003

 

2002

 

2001

 
GMC Sierra 1500 HD

6.0L V8 Gas OHV
1
 
Inner
 
W/CUP AND CONE)(TIMKEN,HM804846-HM804810,1 7/8IN IDX3 3/4IN ODX1 3/16IN THK
**9.50 RING GEAR SAGINAW-AMERICAN AXLE**
 

GMC Sierra 1500 HD



6.0L V8 Gas OHV

Inner W/CUP AND CONE)(TIMKEN,HM804846-HM804810,1 7/8IN IDX3 3/4IN ODX1 3/16IN THK
**9.50 RING GEAR SAGINAW-AMERICAN AXLE**

1 Per Vehicle

2004

 

2003

 

2002

 

2001

 

2004

 

2003

 

2002

 

2001

 
GMC Sierra 2500

6.0L V8 Gas OHV
1
 
Front Inner
 
W/CUP AND CONE)(TIMKEN,HM804846-HM804810,1 7/8IN IDX3 3/4IN ODX1 3/16IN THK
4WD
 

GMC Sierra 2500



6.0L V8 Gas OHV

Front Inner W/CUP AND CONE)(TIMKEN,HM804846-HM804810,1 7/8IN IDX3 3/4IN ODX1 3/16IN THK
4WD

1 Per Vehicle

2004

 

2003

 

2002

 

2001

 

2004

 

2003

 

2002

 

2001

 
GMC Sierra 2500

6.0L V8 Gas OHV
1
 
Inner
 
INCLS CUP AND CONE)(TIMKEN, HM804846-HM804810, 1 7/8 IN ID X 3 3/4 IN OD X 1 3/16 IN THK
Except TWO INCH BODY RAISE I.D.(HVY)
**9.50 RING GEAR SAGINAW-AMERICAN AXLE**
 

GMC Sierra 2500



6.0L V8 Gas OHV

Inner INCLS CUP AND CONE)(TIMKEN, HM804846-HM804810, 1 7/8 IN ID X 3 3/4 IN OD X 1 3/16 IN THK
Except TWO INCH BODY RAISE I.D.(HVY)
**9.50 RING GEAR SAGINAW-AMERICAN AXLE**

1 Per Vehicle

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 
GMC Sierra 2500 HD

6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
Front Inner
 
W/CUP AND CONE)(TIMKEN,HM804846-HM804810,1 7/8IN IDX3 3/4IN ODX1 3/16IN THK
4WD
 

GMC Sierra 2500 HD



6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV

Front Inner W/CUP AND CONE)(TIMKEN,HM804846-HM804810,1 7/8IN IDX3 3/4IN ODX1 3/16IN THK
4WD

1 Per Vehicle

2003

 

2002

 

2001

 

2003

 

2002

 

2001

 
GMC Sierra 2500 HD

6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
Inner
 
INCLS CUP AND CONE)(TIMKEN, HM804846-HM804810, 1 7/8 IN ID X 3 3/4 IN OD X 1 3/16 IN THK
Except TWO INCH BODY RAISE I.D.(HVY)
**9.50 RING GEAR SAGINAW-AMERICAN AXLE**
Extended Cab Pickup
4 Doors
 

GMC Sierra 2500 HD



6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV

Inner INCLS CUP AND CONE)(TIMKEN, HM804846-HM804810, 1 7/8 IN ID X 3 3/4 IN OD X 1 3/16 IN THK
Except TWO INCH BODY RAISE I.D.(HVY)
**9.50 RING GEAR SAGINAW-AMERICAN AXLE**
Extended Cab Pickup
4 Doors

1 Per Vehicle

2003

 

2002

 

2001

 

2003

 

2002

 

2001

 
GMC Sierra 2500 HD

6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
Inner
 
INCLS CUP AND CONE)(TIMKEN, HM804846-HM804810, 1 7/8 IN ID X 3 3/4 IN OD X 1 3/16 IN THK
Except TWO INCH BODY RAISE I.D.(HVY)
**9.50 RING GEAR SAGINAW-AMERICAN AXLE**
Standard Cab Pickup
2 Doors
 

GMC Sierra 2500 HD



6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV

Inner INCLS CUP AND CONE)(TIMKEN, HM804846-HM804810, 1 7/8 IN ID X 3 3/4 IN OD X 1 3/16 IN THK
Except TWO INCH BODY RAISE I.D.(HVY)
**9.50 RING GEAR SAGINAW-AMERICAN AXLE**
Standard Cab Pickup
2 Doors

1 Per Vehicle

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 
GMC Sierra 3500

6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
Front Inner
 
W/CUP AND CONE)(TIMKEN,HM804846-HM804810,1 7/8IN IDX3 3/4IN ODX1 3/16IN THK
4WD
 

GMC Sierra 3500



6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV

Front Inner W/CUP AND CONE)(TIMKEN,HM804846-HM804810,1 7/8IN IDX3 3/4IN ODX1 3/16IN THK
4WD

1 Per Vehicle

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 
GMC Yukon XL 2500

6.0L V8 Gas OHV
1
 
Inner
 
W/CUP AND CONE)(TIMKEN,HM804846-HM804810,1 7/8IN IDX3 3/4IN ODX1 3/16IN THK
**9.50 RING GEAR SAGINAW-AMERICAN AXLE**
Eng: LQ4
8th VIN Digit: U
 

GMC Yukon XL 2500



6.0L V8 Gas OHV

Inner W/CUP AND CONE)(TIMKEN,HM804846-HM804810,1 7/8IN IDX3 3/4IN ODX1 3/16IN THK
**9.50 RING GEAR SAGINAW-AMERICAN AXLE**
Eng: LQ4
8th VIN Digit: U

1 Per Vehicle

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 
GMC Yukon XL 2500

6.0L V8 Gas OHV,
8.1L V8 Gas OHV
1
 
Front Inner
 
W/CUP AND CONE)(TIMKEN,HM804846-HM804810,1 7/8IN IDX3 3/4IN ODX1 3/16IN THK
4WD
 

GMC Yukon XL 2500



6.0L V8 Gas OHV,
8.1L V8 Gas OHV

Front Inner W/CUP AND CONE)(TIMKEN,HM804846-HM804810,1 7/8IN IDX3 3/4IN ODX1 3/16IN THK
4WD

1 Per Vehicle

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