1990 Mack RW Serpentine Belts
Save up to 40% on original replacement 1990 Mack RW Serpentine Belts. Navigate our online catalogue to find Serpentine Belts and other parts designed specifically to fit a 1990 Mack RW.






Serpentine Belt - Water Pump and Idler
$24.76
$21.99
Limited Stock
Ships: Today, Sep. 23rd
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: -L -cc (-CID) -- Bore U/Kcm (U/Kin.) Stroke U/Kcm (U/Kin.);
Engine Base: -L -cc (-CID) -- Bore U/Kcm (U/Kin.) Stroke U/Kcm (U/Kin.);
Vehicle Fitment Notes:
with 4 Rib Belt with 43in Long Belt
with 4 Rib Belt with 43in Long Belt





Serpentine Belt - Water Pump and Idler
$24.76
$21.99
Limited Stock
Ships: Today, Sep. 23rd
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4);
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4);
Vehicle Fitment Notes:
with 4 Rib Belt with 43in Long Belt
with 4 Rib Belt with 43in Long Belt





Serpentine Belt - Water Pump and Idler
$28.98
$25.67
In Stock
Ships: Today, Sep. 23rd
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: -L -cc (-CID) -- Bore U/Kcm (U/Kin.) Stroke U/Kcm (U/Kin.);
Engine Base: -L -cc (-CID) -- Bore U/Kcm (U/Kin.) Stroke U/Kcm (U/Kin.);
Vehicle Fitment Notes:
with 4 Rib Belt with 44-1/2in Long Belt
with 4 Rib Belt with 44-1/2in Long Belt





Serpentine Belt - Water Pump and Idler
$28.98
$25.67
In Stock
Ships: Today, Sep. 23rd
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4);
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4);
Vehicle Fitment Notes:
with 4 Rib Belt with 44-1/2in Long Belt
with 4 Rib Belt with 44-1/2in Long Belt





Serpentine Belt - Water Pump and Idler
$43.88
$36.57
In Stock
Ships: Today, Sep. 23rd
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: -L -cc (-CID) -- Bore U/Kcm (U/Kin.) Stroke U/Kcm (U/Kin.);
Engine Base: -L -cc (-CID) -- Bore U/Kcm (U/Kin.) Stroke U/Kcm (U/Kin.);
Vehicle Fitment Notes:
with 6 Rib Belt
with 6 Rib Belt





Serpentine Belt - Water Pump and Idler
$43.88
$36.57
In Stock
Ships: Today, Sep. 23rd
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4);
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4);
Vehicle Fitment Notes:
with 6 Rib Belt
with 6 Rib Belt

Serpentine Belt - Water Pump
$24.34
In Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4); Engine Manufacturer: Cummins;
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4); Engine Manufacturer: Cummins;
Vehicle Fitment Notes:
w/ 42 1/2" belt
w/ 42 1/2" belt

Serpentine Belt - Water Pump
$19.48
In Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 11.0L 672ci6;
Engine Base: 11.0L 672ci6;
Vehicle Fitment Notes:
W/ 4-Ribbed Belt, 43"
W/ 4-Ribbed Belt, 43"

Serpentine Belt - Water Pump
$19.48
In Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4); Engine Manufacturer: Cummins;
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4); Engine Manufacturer: Cummins;
Vehicle Fitment Notes:
w/ 43" belt
w/ 43" belt

Serpentine Belt - Water Pump
$20.43
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4); Engine Manufacturer: Cummins;
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4); Engine Manufacturer: Cummins;
Vehicle Fitment Notes:
w/ 43 1/2" Belt
w/ 43 1/2" Belt

Serpentine Belt - Water Pump
$23.03
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 11.0L 672ci6;
Engine Base: 11.0L 672ci6;
Vehicle Fitment Notes:
W/ 4-Ribbed Belt, 44 1/2"
W/ 4-Ribbed Belt, 44 1/2"

Serpentine Belt - Water Pump
$23.03
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4); Engine Manufacturer: Cummins;
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4); Engine Manufacturer: Cummins;
Vehicle Fitment Notes:
w/ 44 1/2" Belt
w/ 44 1/2" Belt

Serpentine Belt - Water Pump
$34.51
In Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 11.0L 672ci6;
Engine Base: 11.0L 672ci6;
Vehicle Fitment Notes:
w/ 6-Rib Belt
w/ 6-Rib Belt


Serpentine Belt - Water Pump
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4); Engine Manufacturer: Cummins;
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4); Engine Manufacturer: Cummins;
Vehicle Fitment Notes:
w/ 42 1/2" belt
w/ 42 1/2" belt


Serpentine Belt - Water Pump
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 11.0L 672ci6;
Engine Base: 11.0L 672ci6;
Vehicle Fitment Notes:
W/ 4-Ribbed Belt, 43"
W/ 4-Ribbed Belt, 43"


Serpentine Belt - Water Pump
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4); Engine Manufacturer: Cummins;
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4); Engine Manufacturer: Cummins;
Vehicle Fitment Notes:
w/ 43" belt
w/ 43" belt


Serpentine Belt - Water Pump
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 11.0L 672ci6;
Engine Base: 11.0L 672ci6;
Vehicle Fitment Notes:
w/ 6-Rib Belt
w/ 6-Rib Belt


Serpentine Belt - Water Pump
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 11.0L 672ci6;
Engine Base: 11.0L 672ci6;
Vehicle Fitment Notes:
w/ 6-Rib Belt
w/ 6-Rib Belt