Brands Vehicles
Lowest Prices
Free Returns
Online Since 2009
JOIN GEARS TO SAVE 5%
Shop All Brands Shop All Vehicles

  2. Auto Parts
  3. Driveline and Axles
  4. Bearings
  5. Differential Pinion Bearing
  6. ACDelco S1386

ACDelco S1386 Differential Pinion Bearing

ACDelco S1386 Differential Pinion Bearing Image 1
ACDelco S1386 Differential Pinion Bearing Image 2
ACDelco S1386 Differential Pinion Bearing

ACDelco
Brand:ACDelco
Part Number: S1386
UPC: 00707773682227
Weight: 1.47 lbs
Condition:New



Availability:
0 in Stock
 OUT OF STOCK

Product Information

Description:

BEARING ASM-FRT (SLP-1)

GM Genuine Parts Differential Pinion Bearings are designed, engineered, and tested to rigorous standards, and are backed by General Motors. 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)

Specifications:

Bearing Type:
Tapered Bearing
Cone Outside Diameter:
3.75 in.
Cone Outside Diameter:
95.25 mm
Country of Origin 6:
FR
Height (in):
2.12 in
Inside Diameter:
1.88 in.
Inside Diameter:
47.63 mm
Length (in):
4.06 in
Programming Required:
No
Race Included:
Yes
Thickness:
1.19 in.
Thickness:
30.16 mm
Weight (lb):
1.47 lb
Width:
4 in.
Country of Origin:
US

Select a vehicle to narrow ACDelco S1386 Differential Pinion Bearing fitment info!

Last Updated: 03/13/2024

Years Vehicle Per Vehicle Position Fit NotesFitment Notes

2019

 

2018

 

2019

 

2018

 
Chevrolet Silverado 2500 HD

6.0L V8 CNG OHV
1
 
Front Inner
 
3.73R(GT4)
4WD
 

Chevrolet Silverado 2500 HD



6.0L V8 CNG OHV

Front Inner 3.73R(GT4)
4WD

1 Per Vehicle

2019

 

2018

 

2019

 

2018

 
Chevrolet Silverado 2500 HD

6.0L V8 CNG OHV
1
 
Front Inner
 
4.10R(GT5)
4WD
 

Chevrolet Silverado 2500 HD



6.0L V8 CNG OHV

Front Inner 4.10R(GT5)
4WD

1 Per Vehicle

2019

 

2018

 

2017

 

2016

 

2015

 

2019

 

2018

 

2017

 

2016

 

2015

 
Chevrolet Silverado 2500 HD

6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo
1
 
Front Inner
 
3.73R(GT4)
4WD
 

Chevrolet Silverado 2500 HD



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

Front Inner 3.73R(GT4)
4WD

1 Per Vehicle

2019

 

2018

 

2017

 

2016

 

2015

 

2019

 

2018

 

2017

 

2016

 

2015

 
Chevrolet Silverado 2500 HD

6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo
1
 
Front Inner
 
4.10R(GT5)
4WD
 

Chevrolet Silverado 2500 HD



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

Front Inner 4.10R(GT5)
4WD

1 Per Vehicle

2016

 

2015

 

2016

 

2015

 
Chevrolet Silverado 2500 HD

6.0L V8 CNG OHV
1
 
Front Inner
 
3.73R(GT4)
4WD
 

Chevrolet Silverado 2500 HD



6.0L V8 CNG OHV

Front Inner 3.73R(GT4)
4WD

1 Per Vehicle

2016

 

2015

 

2016

 

2015

 
Chevrolet Silverado 2500 HD

6.0L V8 CNG OHV
1
 
Front Inner
 
4.10R(GT5)
4WD
 

Chevrolet Silverado 2500 HD



6.0L V8 CNG OHV

Front Inner 4.10R(GT5)
4WD

1 Per Vehicle

2014

 

2013

 

2014

 

2013

 
Chevrolet Silverado 2500 HD

6.0L V8 CNG OHV
1
 
Front Inner
 
3.73R(GT4),4.10R(GT5)
4WD
 

Chevrolet Silverado 2500 HD



6.0L V8 CNG OHV

Front Inner 3.73R(GT4),4.10R(GT5)
4WD

1 Per Vehicle

2014

 

2013

 

2012

 

2011

 

2014

 

2013

 

2012

 

2011

 
Chevrolet Silverado 2500 HD

6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo
1
 
Front Inner
 
3.73R(GT4),4.10R(GT5)
4WD
 

Chevrolet Silverado 2500 HD



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

Front Inner 3.73R(GT4),4.10R(GT5)
4WD

1 Per Vehicle

2019

 

2019

 
Chevrolet Silverado 3500 HD

6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo
1
 
Front Inner
 
3.73R(GT4)
Cab & Chassis
2 Doors
4WD
 

Chevrolet Silverado 3500 HD



6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo

Front Inner 3.73R(GT4)
Cab & Chassis
2 Doors
4WD

1 Per Vehicle

2019

 

2019

 
Chevrolet Silverado 3500 HD

6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo
1
 
Front Inner
 
3.73R(GT4)
Cab & Chassis
4 Doors
4WD
 

Chevrolet Silverado 3500 HD



6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo

Front Inner 3.73R(GT4)
Cab & Chassis
4 Doors
4WD

1 Per Vehicle

2019

 

2019

 
Chevrolet Silverado 3500 HD

6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo
1
 
Front Inner
 
3.73R(GT4)
Crew Cab Pickup
4 Doors
4WD
 

Chevrolet Silverado 3500 HD



6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo

Front Inner 3.73R(GT4)
Crew Cab Pickup
4 Doors
4WD

1 Per Vehicle

2019

 

2019

 
Chevrolet Silverado 3500 HD

6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo
1
 
Front Inner
 
4.10R(GT5)
Cab & Chassis
2 Doors
4WD
 

Chevrolet Silverado 3500 HD



6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo

Front Inner 4.10R(GT5)
Cab & Chassis
2 Doors
4WD

1 Per Vehicle

2019

 

2019

 
Chevrolet Silverado 3500 HD

6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo
1
 
Front Inner
 
4.10R(GT5)
Cab & Chassis
4 Doors
4WD
 

Chevrolet Silverado 3500 HD



6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo

Front Inner 4.10R(GT5)
Cab & Chassis
4 Doors
4WD

1 Per Vehicle

2019

 

2019

 
Chevrolet Silverado 3500 HD

6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo
1
 
Front Inner
 
4.10R(GT5)
Crew Cab Pickup
4 Doors
4WD
 

Chevrolet Silverado 3500 HD



6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo

Front Inner 4.10R(GT5)
Crew Cab Pickup
4 Doors
4WD

1 Per Vehicle

2018

 

2017

 

2016

 

2015

 

2018

 

2017

 

2016

 

2015

 
Chevrolet Silverado 3500 HD

6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo
1
 
Front Inner
 
3.73R(GT4)
4WD
 

Chevrolet Silverado 3500 HD



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

Front Inner 3.73R(GT4)
4WD

1 Per Vehicle

2018

 

2017

 

2016

 

2015

 

2018

 

2017

 

2016

 

2015

 
Chevrolet Silverado 3500 HD

6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo
1
 
Front Inner
 
4.10R(GT5)
4WD
 

Chevrolet Silverado 3500 HD



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

Front Inner 4.10R(GT5)
4WD

1 Per Vehicle

2016

 

2015

 

2016

 

2015

 
Chevrolet Silverado 3500 HD

6.0L V8 CNG OHV
1
 
Front Inner
 
3.73R(GT4)
4WD
 

Chevrolet Silverado 3500 HD



6.0L V8 CNG OHV

Front Inner 3.73R(GT4)
4WD

1 Per Vehicle

2016

 

2015

 

2016

 

2015

 
Chevrolet Silverado 3500 HD

6.0L V8 CNG OHV
1
 
Front Inner
 
4.10R(GT5)
4WD
 

Chevrolet Silverado 3500 HD



6.0L V8 CNG OHV

Front Inner 4.10R(GT5)
4WD

1 Per Vehicle

2014

 

2013

 

2012

 

2011

 

2014

 

2013

 

2012

 

2011

 
Chevrolet Silverado 3500 HD

6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo
1
 
Front Inner
 
3.73R(GT4),4.10R(GT5)
4WD
 

Chevrolet Silverado 3500 HD



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

Front Inner 3.73R(GT4),4.10R(GT5)
4WD

1 Per Vehicle

2019

 

2019

 
GMC Sierra 2500 HD

6.0L V8 CNG OHV
1
 
Front Inner
 
3.73R(GT4)
4WD
 

GMC Sierra 2500 HD



6.0L V8 CNG OHV

Front Inner 3.73R(GT4)
4WD

1 Per Vehicle

2019

 

2019

 
GMC Sierra 2500 HD

6.0L V8 CNG OHV
1
 
Front Inner
 
4.10R(GT5)
4WD
 

GMC Sierra 2500 HD



6.0L V8 CNG OHV

Front Inner 4.10R(GT5)
4WD

1 Per Vehicle

2019

 

2018

 

2017

 

2016

 

2015

 

2019

 

2018

 

2017

 

2016

 

2015

 
GMC Sierra 2500 HD

6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo
1
 
Front Inner
 
3.73R(GT4)
4WD
 

GMC Sierra 2500 HD



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

Front Inner 3.73R(GT4)
4WD

1 Per Vehicle

2019

 

2018

 

2017

 

2016

 

2015

 

2019

 

2018

 

2017

 

2016

 

2015

 
GMC Sierra 2500 HD

6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo
1
 
Front Inner
 
4.10R(GT5)
4WD
 

GMC Sierra 2500 HD



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

Front Inner 4.10R(GT5)
4WD

1 Per Vehicle

2016

 

2015

 

2016

 

2015

 
GMC Sierra 2500 HD

6.0L V8 CNG OHV
1
 
Front Inner
 
3.73R(GT4)
4WD
 

GMC Sierra 2500 HD



6.0L V8 CNG OHV

Front Inner 3.73R(GT4)
4WD

1 Per Vehicle

2016

 

2015

 

2016

 

2015

 
GMC Sierra 2500 HD

6.0L V8 CNG OHV
1
 
Front Inner
 
4.10R(GT5)
4WD
 

GMC Sierra 2500 HD



6.0L V8 CNG OHV

Front Inner 4.10R(GT5)
4WD

1 Per Vehicle

2014

 

2013

 

2014

 

2013

 
GMC Sierra 2500 HD

6.0L V8 CNG OHV
1
 
Front Inner
 
3.73R(GT4),4.10R(GT5)
4WD
 

GMC Sierra 2500 HD



6.0L V8 CNG OHV

Front Inner 3.73R(GT4),4.10R(GT5)
4WD

1 Per Vehicle

2014

 

2013

 

2012

 

2011

 

2014

 

2013

 

2012

 

2011

 
GMC Sierra 2500 HD

6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo
1
 
Front Inner
 
3.73R(GT4),4.10R(GT5)
4WD
 

GMC Sierra 2500 HD



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

Front Inner 3.73R(GT4),4.10R(GT5)
4WD

1 Per Vehicle

2019

 

2019

 
GMC Sierra 3500 HD

6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo
1
 
Front Inner
 
3.73R(GT4)
Cab & Chassis
2 Doors
4WD
 

GMC Sierra 3500 HD



6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo

Front Inner 3.73R(GT4)
Cab & Chassis
2 Doors
4WD

1 Per Vehicle

2019

 

2019

 
GMC Sierra 3500 HD

6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo
1
 
Front Inner
 
3.73R(GT4)
Cab & Chassis
4 Doors
4WD
 

GMC Sierra 3500 HD



6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo

Front Inner 3.73R(GT4)
Cab & Chassis
4 Doors
4WD

1 Per Vehicle

2019

 

2019

 
GMC Sierra 3500 HD

6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo
1
 
Front Inner
 
3.73R(GT4)
Crew Cab Pickup
4 Doors
4WD
 

GMC Sierra 3500 HD



6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo

Front Inner 3.73R(GT4)
Crew Cab Pickup
4 Doors
4WD

1 Per Vehicle

2019

 

2019

 
GMC Sierra 3500 HD

6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo
1
 
Front Inner
 
4.10R(GT5)
Cab & Chassis
2 Doors
4WD
 

GMC Sierra 3500 HD



6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo

Front Inner 4.10R(GT5)
Cab & Chassis
2 Doors
4WD

1 Per Vehicle

2019

 

2019

 
GMC Sierra 3500 HD

6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo
1
 
Front Inner
 
4.10R(GT5)
Cab & Chassis
4 Doors
4WD
 

GMC Sierra 3500 HD



6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo

Front Inner 4.10R(GT5)
Cab & Chassis
4 Doors
4WD

1 Per Vehicle

2019

 

2019

 
GMC Sierra 3500 HD

6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo
1
 
Front Inner
 
4.10R(GT5)
Crew Cab Pickup
4 Doors
4WD
 

GMC Sierra 3500 HD



6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo

Front Inner 4.10R(GT5)
Crew Cab Pickup
4 Doors
4WD

1 Per Vehicle

2018

 

2017

 

2016

 

2015

 

2018

 

2017

 

2016

 

2015

 
GMC Sierra 3500 HD

6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo
1
 
Front Inner
 
3.73R(GT4)
4WD
 

GMC Sierra 3500 HD



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

Front Inner 3.73R(GT4)
4WD

1 Per Vehicle

2018

 

2017

 

2016

 

2015

 

2018

 

2017

 

2016

 

2015

 
GMC Sierra 3500 HD

6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo
1
 
Front Inner
 
4.10R(GT5)
4WD
 

GMC Sierra 3500 HD



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

Front Inner 4.10R(GT5)
4WD

1 Per Vehicle

2016

 

2015

 

2016

 

2015

 
GMC Sierra 3500 HD

6.0L V8 CNG OHV
1
 
Front Inner
 
3.73R(GT4)
4WD
 

GMC Sierra 3500 HD



6.0L V8 CNG OHV

Front Inner 3.73R(GT4)
4WD

1 Per Vehicle

2016

 

2015

 

2016

 

2015

 
GMC Sierra 3500 HD

6.0L V8 CNG OHV
1
 
Front Inner
 
4.10R(GT5)
4WD
 

GMC Sierra 3500 HD



6.0L V8 CNG OHV

Front Inner 4.10R(GT5)
4WD

1 Per Vehicle

2014

 

2013

 

2012

 

2011

 

2014

 

2013

 

2012

 

2011

 
GMC Sierra 3500 HD

6.0L V8 Flex OHV,
6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo
1
 
Front Inner
 
3.73R(GT4),4.10R(GT5)
4WD
 

GMC Sierra 3500 HD



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

Front Inner 3.73R(GT4),4.10R(GT5)
4WD

1 Per Vehicle