2018 GMC Sierra 3500 HD Drive Belt Idler Pulley
Browse our online catalogue to find original replacement Drive Belt Idler Pulleys specifically designed to fit a 2018 GMC Sierra 3500 HD.



2018 GMC Sierra 3500 HD Drive Belt Idler Pulley
$41.42
$35.97
10+ In Stock
Condition: New
Ships: Friday Oct. 2nd
Pick-Up: Ready in 1 Hour Thursday Oct. 1st
Pick-Up: Ready in 1 Hour Thursday Oct. 1st
Required Per Vehicle: 1
Fits: 2018 GMC Sierra 3500 HD
Equipped With:
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Vehicle Fitment Notes:
Re-Use Exsisting OE Bolt and Washer
Re-Use Exsisting OE Bolt and Washer

2018 GMC Sierra 3500 HD Drive Belt Idler Pulley
$39.20
10+ In Stock
Condition: New
Ships: Friday Oct. 2nd
Pick-Up: Ready in 1 Hour Thursday Oct. 1st
Pick-Up: Ready in 1 Hour Thursday Oct. 1st
Required Per Vehicle: 1
Fits: 2018 GMC Sierra 3500 HD
Equipped With:
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);



2018 GMC Sierra 3500 HD Drive Belt Idler Pulley
$63.97
$59.75
10+ In Stock
Condition: New
Ships: Friday Oct. 2nd
Pick-Up: Ready in 1 Hour Thursday Oct. 1st
Pick-Up: Ready in 1 Hour Thursday Oct. 1st
Required Per Vehicle: 1
Made in USA
Fits: 2018 GMC Sierra 3500 HD
Equipped With:
Engine Base: 6.6L 6599cc 403ci V8 (4.06x3.90; 103.0x99.0);
Engine Base: 6.6L 6599cc 403ci V8 (4.06x3.90; 103.0x99.0);
Vehicle Fitment Notes:
Single Alt.
Single Alt.



2018 GMC Sierra 3500 HD Drive Belt Idler Pulley
$63.97
$59.75
10+ In Stock
Condition: New
Ships: Friday Oct. 2nd
Pick-Up: Ready in 1 Hour Thursday Oct. 1st
Pick-Up: Ready in 1 Hour Thursday Oct. 1st
Lower
Required Per Vehicle: 1
Made in USA
Fits: 2018 GMC Sierra 3500 HD
Equipped With:
Engine Base: 6.6L 6599cc 403ci V8 (4.06x3.90; 103.0x99.0);
Engine Base: 6.6L 6599cc 403ci V8 (4.06x3.90; 103.0x99.0);
Vehicle Fitment Notes:
Dual Alt.
Dual Alt.





2018 GMC Sierra 3500 HD Drive Belt Idler Pulley
$55.89
$40.74
In Stock
Condition: New
Ships: Friday Oct. 2nd
Pick-Up: Ready in 1 Hour Thursday Oct. 1st
Pick-Up: Ready in 1 Hour Thursday Oct. 1st
Lower
Required Per Vehicle: 1
Fits: 2018 GMC Sierra 3500 HD
Equipped With:
Engine Base: 6.6L 6599cc 403ci V8 (4.06x3.90; 103.0x99.0);
Engine Base: 6.6L 6599cc 403ci V8 (4.06x3.90; 103.0x99.0);





2018 GMC Sierra 3500 HD Drive Belt Idler Pulley
$45.99
$34.45
In Stock
Condition: New
Ships: Friday Oct. 2nd
Pick-Up: Ready in 1 Hour Thursday Oct. 1st
Pick-Up: Ready in 1 Hour Thursday Oct. 1st
Required Per Vehicle: 1
Fits: 2018 GMC Sierra 3500 HD
Equipped With:
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);





2018 GMC Sierra 3500 HD Drive Belt Idler Pulley
$31.82
In Stock
Condition: New
Ships: Friday Oct. 2nd
Pick-Up: Ready in 2-4 Hours Thursday Oct. 1st
Pick-Up: Ready in 2-4 Hours Thursday Oct. 1st
Below Alternator
Required Per Vehicle: 1
Fits: 2018 GMC Sierra 3500 HD
Equipped With:
Engine Base: 6.6L 6599cc 403ci V8 (4.06x3.90; 103.0x99.0);
Engine Base: 6.6L 6599cc 403ci V8 (4.06x3.90; 103.0x99.0);
Vehicle Fitment Notes:
w/Dual Alternators
w/Dual Alternators





2018 GMC Sierra 3500 HD Drive Belt Idler Pulley
$31.82
In Stock
Condition: New
Ships: Friday Oct. 2nd
Pick-Up: Ready in 2-4 Hours Thursday Oct. 1st
Pick-Up: Ready in 2-4 Hours Thursday Oct. 1st
Below Alternator
Required Per Vehicle: 1
Fits: 2018 GMC Sierra 3500 HD
Equipped With:
Engine Base: 6.6L 6599cc 403ci V8 (4.06x3.90; 103.0x99.0);
Engine Base: 6.6L 6599cc 403ci V8 (4.06x3.90; 103.0x99.0);
Vehicle Fitment Notes:
w/Single Alternator
w/Single Alternator

2018 GMC Sierra 3500 HD Drive Belt Idler Pulley
$29.04
In Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Lower
Required Per Vehicle: 1
Fits: 2018 GMC Sierra 3500 HD
Equipped With:
Engine Base: 6.6L 6599cc 403ci V8 (4.06x3.90; 103.0x99.0);
Engine Base: 6.6L 6599cc 403ci V8 (4.06x3.90; 103.0x99.0);
Vehicle Fitment Notes:
Smooth Pulley
Smooth Pulley

2018 GMC Sierra 3500 HD Drive Belt Idler Pulley
$46.06
In Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Accessory Drive
Required Per Vehicle: 1
Fits: 2018 GMC Sierra 3500 HD
Equipped With:
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Vehicle Fitment Notes:
Smooth Pulley, Includes Hardware
Smooth Pulley, Includes Hardware

2018 GMC Sierra 3500 HD Drive Belt Idler Pulley
$55.77
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Upper
Required Per Vehicle: 1
Fits: 2018 GMC Sierra 3500 HD
Equipped With:
Engine Base: 6.6L 6599cc 403ci V8 (4.06x3.90; 103.0x99.0);
Engine Base: 6.6L 6599cc 403ci V8 (4.06x3.90; 103.0x99.0);
Vehicle Fitment Notes:
Smooth Pulley
Smooth Pulley




2018 GMC Sierra 3500 HD Drive Belt Idler Pulley
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 2018 GMC Sierra 3500 HD
Equipped With:
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Vehicle Fitment Notes:
Hardware Not Included Steel 3.54 in Pulley Diameter
Hardware Not Included Steel 3.54 in Pulley Diameter




2018 GMC Sierra 3500 HD Drive Belt Idler Pulley
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 2018 GMC Sierra 3500 HD
Equipped With:
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Vehicle Fitment Notes:
Stl; Flat; w/o Hdwr; 90mm; 30mm
Stl; Flat; w/o Hdwr; 90mm; 30mm




2018 GMC Sierra 3500 HD Drive Belt Idler Pulley
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 2018 GMC Sierra 3500 HD
Equipped With:
Engine Base: 6.6L 6599cc 403ci V8 (4.06x3.90; 103.0x99.0);
Engine Base: 6.6L 6599cc 403ci V8 (4.06x3.90; 103.0x99.0);
Vehicle Fitment Notes:
Hardware Not Included with Stamped Steel Pulley
Hardware Not Included with Stamped Steel Pulley




2018 GMC Sierra 3500 HD Drive Belt Idler Pulley
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 2018 GMC Sierra 3500 HD
Equipped With:
Engine Base: 6.6L 6599cc 403ci V8 (4.06x3.90; 103.0x99.0);
Engine Base: 6.6L 6599cc 403ci V8 (4.06x3.90; 103.0x99.0);
Vehicle Fitment Notes:
Stl; w/o Hdwr; Flat; 76mm; 32mm
Stl; w/o Hdwr; Flat; 76mm; 32mm