Mack Truck Parts
Find top-quality Mack truck parts at 4 State Trucks. Upgrade your rig with OE replacements and aftermarket solutions to ensure peak performance and durability. From bumpers and engine parts to fenders, you'll discover everything needed to keep your truck in prime condition. Hit the road confidently with reliable replacement Mack Truck parts.
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On Sale
2 Spade On/Off Toggle Switch 50 Amp
AFTERMARKET
Now: $2.62Was: $10.50Heavy Duty On/Off Switch ToggleThis 50 amp switch is a heavy duty toggle with an off and on position. It is specifically designed for use with motor control applications. The switch has spade connections and is sold individually. * High Quality Switch...Now: $2.62Was: $10.50 -
4 Inch Adapter Pigtail - Converts Weather Pack 3 Pin Plug To Standard Right Angle Plug
GRAND GENERAL
$9.40Adapter Pigtail * High Quality Adapter Pigtail* 4 Inch* Coverts Weather Pack* 3 Pin Plug* Standard Right Angle Plug* Sold Individually* Warranty On Adapter Pigtail Against Defects In Workmanship & Material From Date Of Purchase*** High Quality...$9.40 -
4 Inch Adapter Pigtail - 3 Plug To STD 3 Prong Plug - Angled
GRAND GENERAL
$9.40Adapter Pigtail * High Quality Adapter* 4 Inch* Converts Grote Style G-3 Plug To Standard 3-Prong Plug Angled* Sold Individually* Warranty On Adapter Pigtail Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket...$9.40 -
Black Aluminum Universal Mounting Bracket For DLX3 Lights
STAR HEADLIGHT & LANTERN CO.
$19.99Bracket For DLX3 Light * Made Of High Quality Aluminum * Black Powder Coating* Sold Individually* Warranty On Bracket Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not OEM)***$19.99 -
On Sale
Black Aluminum Trunk Mounting Bracket For DLX3 Lights
STAR HEADLIGHT & LANTERN CO.
Now: $4.56Was: $23.99Bracket For DLX3 Lights * Made Of High Quality Aluminum* Black Powder Coating* Trunk Mounting Or Various Applications* Sold Individually* Warranty On Bracket Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket...Now: $4.56Was: $23.99 -
2 Wire Gauge Light Kit
ISSPRO
$11.21Gauge Light KitFind aftermarket Isspro 2 wire gauge light kits for your big rig. This light kit uses a 194 bulb and comes with a warranty against defects in materials and workmanship. Isspro is a trusted brand for any and all gauges, for over 60 years...$11.21 -
14 Gauge Red Electrical Wire - Sold Per Foot
AFTERMARKET
$1.9914 Gauge Red Electrical WireBuy 14 Gauge Red Electrical Wire at 4 State Trucks! Our wire is sold by the foot. It will be shipped as a continuous length to meet your project needs, up to a maximum of 100 feet. * High Quality Wire* Can Order Up To A 100...$1.99 -
On Sale
30 Amp Fuse - 5 Pack Spade Type
AFTERMARKET
Now: $1.50Was: $2.99ATC / ATO 30 Amp Blade Fuses * High Quality Fuse* 30 AMP* 5 Pack Spade Type* Sold Individually*** High Quality Aftermarket Replacement Part (Not OEM)***Now: $1.50Was: $2.99 -
On Sale
10 AMP Fuse Spade Type - 5 Pack
AFTERMARKET
Now: $1.26Was: $4.195 Pack Of 10 AMP Automotive Plug In FuseThese fast acting 10 AMP spade fuses are the standard size and the most common type of fuse for automotive and marine applications. They are commonly mounted in a fuse block, fuse holder, or panel. These fuses come...Now: $1.26Was: $4.19 -
18 Diode Amber/Amber 12 Inch Spyder LED Clearance, Marker and Turn Light - Dual Function
GRAND GENERAL
$52.19Amber LED Amber Lens Light Bar Lens * High Quality Light Bar* Made Of Sealed Polycarbonate Lens* 18 LEDs* 12V* Measurements:- 12 Inch Length - 2 Inch Width - 1-7/16 Inch Height * Hardwired With A 3 Contact Female Plug* Mounting Holes Are 11 Inch Apart*...$52.19 -
On Sale
Truck-Lite 21 Series 2 Diode Amber LED Amber Lens Rectangular Marker Clearance Light W/ Reflector
OPP - ORIGINAL PARTS PROGRAM
Now: $5.48Was: $20.29Truck-Lite 21 Series 2 Diode Amber/Amber LED Rectangular Marker Clearance Light * High Quality Marker Clearance Light * 21 Series Truck-Lite * Rectangular * 2 Diode* Amber Lens With Built In Reflector* 2 Screw Mounting* Hook Up With 0.180 Bullet Terminal...Now: $5.48Was: $20.29 -
Granite Series 6 LED Clearance Marker Light W/ Chrome Bezel - Amber LED/ Clear Lens
VALLEY CHROME PLATING
$17.89Amber LED Clear Lens Granite Clearance Marker Light With Chrome Bezel By Valley Chrome * High Quality Clearance Marker Light* Polycarbonate* 6 LEDs * Amber LED / Clear Lens* IP67 Rated* 12 Volt* Sonically Sealed Lens & Housing* Epoxy Encapsulated...$17.89