
Mack R Trucks
Mack R Model semi trucks are a regular sight on the highway so make yours stands out with custom, chrome, and aftermarket parts from 4 State Trucks. When you drive a Mack R Model semi truck, you're going to enjoy a fuel efficient, safe ride in a truck that's rated as one of the best in the industry. Make your rig your own - whether you need aftermarket or chrome parts like bumpers, exhaust, seating, steering or fenders, 4 State Trucks has you covered. Hit the open road in style and comfort with the best custom gear for your Mack.
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BESTfit Charge Air Cooler 30.44 X 24.68 Inch For Mack R 1981-1991, Mack U 1981-1989
BESTFIT TRUCK PARTS
$1,002.99BESTfit Charge Air Cooler Fits Mack R & Mack U Series * High Quality Charge Air CoolerMeasurements: - 30.44 Height- 24.68 Width- 2.50 Thick- 4.00 Inlet And Outlet* Sold Individually * Warranty On Charge Air Cooler Against Defects In Workmanship &...$1,002.99 -
BESTfit 4 X 48 Inch Chrome Turnout Stack
BESTFIT TRUCK PARTS
$186.99BESTfit 4 X 48 Inch Chrome Turnout StackThis turnout stack is 48 inches in length and has a 4-inch outer diameter. Sold individually, this aftermarket replacement part is not OEM. Please note that this item ships directly from the manufacturer and may...$186.99 -
BESTfit Air Spring Assembly With Rolling Lobe - Replaces W01-358-9203
BESTFIT TRUCK PARTS
$175.99BESTfit Rolling Lobe Air Spring AssemblyThe Air Spring is of the rolling lobe type and is sold individually as an aftermarket replacement part, not OEM. It replaces OE Number W01-358-9203. This item ships directly from the manufacturer and may arrive in...$175.99 -
BESTfit #6 Straight Male Insert AC Fitting With O-Ring
BESTFIT TRUCK PARTS
$2.03BESTfit AC Fitting * High Quality A/C Fitting* Universal * Number 6 Straight Male* Insert O-Ring* Sold Individually* Warranty On A/C Fitting Against Defects In Workmanship & Material From Date Of Purchase***High Quality Aftermarket Replacement Part (Not...$2.03 -
BESTfit AC Compressor SD7H15HD W/ 6 Groove Clutch
BESTFIT TRUCK PARTS
$221.99BESTfit AC Compressor W/ 6 Groove Clutch * High Quality AC Compressor* 6 Groove 125MM Clutch* Single Wire* OEM Number Inch S 5513025, 6513025, 7513025, 82016157, 2004328, And 4328 C2298Sr* Sold Individually* Warranty On AC Compressors Against Defects In...$221.99 -
BESTfit Flywheel Replaces 21514067 For Mack MP8 & Volvo D13 Engines
BESTFIT TRUCK PARTS
$429.99BESTfit Flywheel For Mack MP8 & Volvo D13 Engines * High Quality Flywheel* For Mack MP8 And Volvo D13* Sold Individually*** High Quality Aftermarket Replacement Part (Not OEM) ***** Please Verify OE Numbers Before Purchasing This Part, There May Be More...$429.99 -
BESTfit Oil Cooler Replaces 20745961 For Mack MP8 & Volvo D16 Engines
BESTFIT TRUCK PARTS
$283.99BESTfit Oil Cooler Fits Mack MP8 & D16 * High Quality Oil Cooler* For Mack MP8 And Volvo D16* Sold Individually*** High Quality Aftermarket Replacement Part (Not OEM) ***** Please Verify OE Numbers Before Purchasing This Part, There May Be More Than One...$283.99 -
BESTfit 4 Inch ID X 6 Inch 4-Ply Heavy Duty Silicone Charge Air Cooler Hose
BESTFIT TRUCK PARTS
$54.05BESTfit 4 X 6 Inch Silicone Charge Air Cooler Hose -65 Degree to 500 DegreeThe Charge Air Cooler is a robust component designed for reliable performance. With a 4-inch inner diameter and 6-inch length, this blue silicone hose is specifically crafted for...$54.05 -
BESTfit 12V AC Compressor W/ Single Wire Ear Mount And Single Groove Clutch
BESTFIT TRUCK PARTS
$236.99BESTfit Single Wire Ear Mount AC Compressor W/ Single Groove Clutch * High Quality AC Compressor* Single Wire Ear Mount* With 1 Groove Clutch * 12V* Sold Individually* Warranty On AC Compressors Against Defects In Workmanship & Material From Date Of...$236.99 -
BESTfit 8 Inch I.D. X 8 Inch Length Coupler
BESTFIT TRUCK PARTS
$75.88BESTfit 8 Inch I.D. X 8 Inch Length CouplerThe Coupler available is specifically designed with an 8-inch inner diameter (I.D.) and an 8-inch length, offering a secure connection between compatible components. Sold individually, it serves as an...$75.88 -
BESTfit Sanden Style AC Compressor W/ 6 Groove Clutch
BESTFIT TRUCK PARTS
$232.99BESTfit Ear Mount AC Compressor * High Quality AC Compressor* With Sanden Style * 6 Groove Clutch * 2 Wire 12V * Ear Mount* Sold Individually* Warranty On AC Compressors Against Defects In Workmanship & Material From Date Of Purchase*** High Quality...$232.99 -
BESTfit 12V AC Compressor W/ Single Wire And Single Groove Clutch
BESTFIT TRUCK PARTS
$239.99BESTfit Single Wire AC Compressor W/ Single Groove Clutch * High Quality AC Compressor* Single Groove * 158 Mm Clutch * 12V* Single Wire* Sold Individually* Warranty On AC Compressors Against Defects In Workmanship & Material From Date Of Purchase***...$239.99