Mack RD Trucks
Shop for aftermarket Mack RD truck parts (1979 – 2004) to repair, replace, and refurbish your heavy-duty vocational rig. We sell replacement and aftermarket parts for popular Mack RD models, including the RD600, RD688, RD688S, RD690, and RD690S. Source collision-replacement parts, customize the exterior, or add interior cab accessories to refurbish your truck at 4 State Trucks.
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BESTfit DEF Doser Injector Kit Replaces 043028, 2121300002 For Cummins
BESTFIT TRUCK PARTS
$131.99Diesel Exhaust Fluid Doser Injector Kit By BESTfit Replaces 043028, 2121300002 Fits CumminsKeep emissions systems performing efficiently with the BESTfit DEF Doser Injector Kit, a direct replacement...09-06070004- SKU:
- 09-06070004
- Product Type:
- Fuel Tanks
- Make:
- Universal Items
$131.99Qty in Cart: 0Price:$131.99Subtotal: -
BESTfit DEF Filter Replaces 37332, 5002862, AP65142
BESTFIT TRUCK PARTS
$144.99Diesel Exhaust Fluid Filter By BESTfitKeep your DEF system operating cleanly and efficiently with the BESTfit DEF Filter, designed as a replacement for 37332, 5002862, and AP65142 in heavy-duty...09-06070001- SKU:
- 09-06070001
- Product Type:
- Fuel Tanks
- Make:
- Universal Items
$144.99Qty in Cart: 0Price:$144.99Subtotal: -
BESTfit DEF Doser Injector Kit For Cummins Replaces 043027, 2121300003, 321353
BESTFIT TRUCK PARTS
$131.99Diesel Exhaust Fluid Doser Injector Kit By BESTfit Replaces 043027, 2121300003, 321353 Fits CumminsMaintain accurate emissions dosing with the BESTfit DEF Doser Injector Kit, replacing 043027,...09-06070002- SKU:
- 09-06070002
- Product Type:
- Fuel Tanks
- Make:
- Universal Items
$131.99Qty in Cart: 0Price:$131.99Subtotal: -
BESTfit DEF Doser Injector Kit Replaces 2121300001 For Cummins
BESTFIT TRUCK PARTS
$131.99Diesel Exhaust Fluid Doser Injector Kit By BESTfit Fits CumminsDepend on strong emissions system performance with the BESTfit DEF Doser Injector Kit, a replacement for 2121300001. Designed for...09-06070003- SKU:
- 09-06070003
- Position:
- Kit Full
- Product Type:
- Fuel Tanks
- Make:
- Universal Items
$131.99Qty in Cart: 0Price:$131.99Subtotal: -
Stage 1 Billet Wheel VGT Turbo Charger W/ Actuator For Paccar MX-13
BULLY DOG
$5,000.00Choose Option(s) to see description.Fitment** Fits Models W/ PACCAR MX-13 Engines 2010-2013Stage 1 Billet Wheel VGT Turbo Charger W/ Actuator Replaces 5355091 For Paccar MX-13Paccar MX-13 Stage 1 VGT...PPR_300802- SKU:
- PPR_300802
- Material Options:
- Billet Aluminum
- Product Type:
- Engine Parts
- Style Options:
- Paccar
- Make:
- Universal Items
- Make:
- Other - Semi-Truck
$5,000.00Qty in Cart: 0Price:$5,000.00Subtotal: -
Bully Dog Stage 1 Billet Wheel VGT Turbo Charger W/ Actuator For Cummins X15 CM2350 & CM2450
BULLY DOG
$6,000.00Experience more responsive power and improved engine efficiency with this Stage 1 Billet Wheel VGT Turbo Charger with Actuator, designed for Cummins X15 Low or High HP engines and replacing 5459710...PPR_300798- SKU:
- PPR_300798
- Material Options:
- Billet Aluminum
- Product Type:
- Engine Parts
- Style Options:
- Cummins
- Make:
- Other - Semi-Truck
- Make:
- Universal Items
$6,000.00Qty in Cart: 0Price:$6,000.00Subtotal: -
Limited Quantity Available
BESTfit A/C O- Ring Kit For Early Or Late Model Applications
BESTFIT TRUCK PARTS
$4.99 - $14.99Ensure a secure, leak-free seal in your air conditioning system with the BESTfit A/C O-Ring Kit for early or late model applications. This high-quality kit is made from durable EPDM material,...PPR_300804- SKU:
- PPR_300804
- Color:
- Green
- Product Type:
- Engine Parts
- Make:
- Universal Items
- Ready To Ship:
- Yes
$4.99 - $14.99Qty in Cart: 0Price:$4.99 - $14.99Subtotal: -
Stage 1 Billet Wheel VGT Turbo Charger W/ Actuator For Cummins ISX15, X15 & QSX
BULLY DOG
$4,750.00If your goal is smoother boost and reduced turbo lag, this Stage 1 VGT Turbo Charger offers a refined upgrade path. Featuring a billet aluminum compressor wheel and upgraded diffuser plates, the...PPR_300797- SKU:
- PPR_300797
- Style Options:
- Cummins
- Product Type:
- Engine Parts
- Material Options:
- Billet Aluminum
- Make:
- Other - Semi-Truck
- Make:
- Universal Items
$4,750.00Qty in Cart: 0Price:$4,750.00Subtotal: -
Stage 1 Billet Wheel VGT Turbo Charger W/ Actuator For Cummins ISX 871
BULLY DOG
$4,750.00Maximize torque, efficiency, and reliability with the Stage 1 Billet Wheel VGT Turbo Charger with Actuator, replacing 3774613/2881993/4309078 for Cummins ISX 871 engines. The aluminum billet...PPR_300799- SKU:
- PPR_300799
- Material Options:
- Billet Aluminum
- Style Options:
- Cummins
- Product Type:
- Engine Parts
- Make:
- Other - Semi-Truck
- Make:
- Universal Items
$4,750.00Qty in Cart: 0Price:$4,750.00Subtotal: -
Stage 1 Billet Wheel VGT Turbo Charger W/ Actuator For Cummins ISB 6.7L
BULLY DOG
$4,398.00Boost your Cummins ISB 6.7L performance with the Stage 1 Billet Wheel VGT Turbo Charger with Actuator, a direct replacement for 3789505/6411490/6411519. Its aluminum billet wheel, Cobalt VGT cage,...PPR_300800- SKU:
- PPR_300800
- Product Type:
- Engine Parts
- Material Options:
- Billet Aluminum
- Style Options:
- Cummins
- Make:
- Other - Semi-Truck
- Make:
- Universal Items
$4,398.00Qty in Cart: 0Price:$4,398.00Subtotal: -
Load- Share Steer Axle Ride Kit Fits 3.5 Or 4 Inch Leaf Spring With Square Top U-Bolts & Standard U-Bolt Spacing
LOAD-SHARE SUSPENSIONS
$1,085.99 - $1,252.99Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models of TrucksLoad- Share Steer Axle Ride Kit Fits 3.5 Inch Leaf-Spring With Square-Top U-Bolts & Standard U-Bolt...PPR_300796- SKU:
- PPR_300796
- Position:
- Kit Full
- Product Type:
- Frame & Chassis
- Make:
- Universal Items
$1,085.99 - $1,252.99Qty in Cart: 0Price:$1,085.99 - $1,252.99Subtotal: -
On SaleFREE SHIPPING OVER $249
Legendary Underboss Large Glass Watermelon 4 Wire Dual Function W/ Stainless Bezel LED Light - Each
LEGENDARY
Now: $42.49Was: $49.99Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksLegendary Underboss Large Glass Watermelon Amber-Blue-Clear 4 Wire Dual Function W/ Stainless Bezel LED...PPR_300765- SKU:
- PPR_300765
- Color:
- Amber/Green
- Color:
- Red/Blue
- Diameter Options:
- 3 1/2 Inch
- Style Options:
- Watermelon
- Color:
- Amber/Blue
- Color:
- Amber/White
- Color:
- Amber/Red
- Color:
- Red/White
- Color:
- Red/Purple
- Position:
- Under
- Color:
- Amber/Purple
- Color:
- Red/Green
- Material Options:
- Glass
- Make:
- Universal Items
- Make:
- Dodge
- Product Type:
- Lighting
- Ready To Ship:
- Yes
Now: $42.49Was: $49.99Qty in Cart: 0Price:Now: $42.49Was: $49.99Subtotal: -
BESTfit John Deere Gasket 10.875 Inch ID 11.750 Inch OD
BESTFIT TRUCK PARTS
$18.9910.875 Inch ID 11.750 Inch OD John Deere Gasket By BESTfitUpgrade your exhaust sealing system with the BESTfit John Deere Gasket, designed for John Deere applications and built to replace worn or...80-08090002- SKU:
- 80-08090002
- Product Type:
- Exhaust
- Make:
- Universal Items
$18.99Qty in Cart: 0Price:$18.99Subtotal: -
BESTfit Diesel Particulate Filter For Cummins ISM Engine Replaces 4352989, AMN1003, C0022SA
BESTFIT TRUCK PARTS
$1,797.99Diesel Particulate Filter By BESTfit Replaces 4352989, AMN1003, C0022SA Fits Cummins ISM EngineMaintain optimal emissions performance with the BESTfit Cummins DPF for ISM engines. Replacing OEM part...29-08090076- SKU:
- 29-08090076
- Style Options:
- Cummins
- Product Type:
- Exhaust
- Make:
- Universal Items
$1,797.99Qty in Cart: 0Price:$1,797.99Subtotal: -
BESTfit NOx Sensor For Caterpillar Replaces 10041056, 4415129, 5390117
BESTFIT TRUCK PARTS
$390.99NOx Sensor By BESTfit Replaces 10041056, 4415129, 5390117 Fits CaterpillarEnsure reliable emissions control and accurate engine performance with the BESTfit Caterpillar NOx Sensor, designed as a...29-08090072- SKU:
- 29-08090072
- Style Options:
- Caterpillar
- Product Type:
- Engine Parts
- Make:
- Universal Items
$390.99Qty in Cart: 0Price:$390.99Subtotal: -
Bostrom 20 Inch Gray Mordura Cloth Mid Back Captain Seat W/ Low Base, Dual Armrest & Single Lumbar
BOSTROM TRUCK SEATS
$1,058.9920 Inch Gray Mordura Cloth Mid Back Captain Seat W/ Low Base, Dual Armrest & Single Lumbar By BostromUpgrade your truck interior with the Bostrom Gray Mordura Cloth Mid Back Captain Seat, built for...60196361- SKU:
- 60196361
- Product Type:
- Seats
- Material Options:
- Cloth
- Color:
- Gray
- Width Options:
- 20 Inch
- Style Options:
- Mid Back
- Make:
- Universal Items
$1,058.99Qty in Cart: 0Price:$1,058.99Subtotal: -
BESTfit NOx Sensor For Cummins Replaces 5EL039, 2894946RX, 2894946NX
BESTFIT TRUCK PARTS
$390.99NOx Sensor By BESTfit Replaces 5EL039, 2894946RX, 2894946NX Fits CumminsEnsure accurate emissions control and optimal engine performance with the BESTfit Cummins NOx Sensor, a direct replacement for...29-08090068- SKU:
- 29-08090068
- Product Type:
- Exhaust
- Style Options:
- Cummins
- Make:
- Universal Items
$390.99Qty in Cart: 0Price:$390.99Subtotal: -
BESTfit Hydrocarbon Injector Metering Unit Replaces 0444030007, 0444030007, A4710700055
BESTFIT TRUCK PARTS
$394.99Hydrocarbon Injector Metering Unit By BESTfitMaintain efficient aftertreatment performance with the BESTfit Hydrocarbon Injector Metering Unit, designed as a direct replacement for part numbers...29-08090075- SKU:
- 29-08090075
- Product Type:
- Engine Parts
- Make:
- Universal Items
$394.99Qty in Cart: 0Price:$394.99Subtotal: -
BESTfit Diesel Particulate Filter For Cummins ISX Engine Replaces 2871838, 5289769, C0F5SA
BESTFIT TRUCK PARTS
$2,621.99Diesel Particulate Filter By BESTfit Replaces 2871838, 5289769, C0F5SA Fits Cummins ISX EngineMaintain clean emissions and reliable performance with the BESTfit Cummins Diesel Particulate Filter...29-08090077- SKU:
- 29-08090077
- Product Type:
- Exhaust
- Style Options:
- Cummins
- Make:
- Universal Items
$2,621.99Qty in Cart: 0Price:$2,621.99Subtotal: -
BESTfit Diesel Particulate Filter Gasket For Caterpillar Replaces E300121, GA006, KPI50094G
BESTFIT TRUCK PARTS
$11.99Diesel Particulate Filter Gasket By BESTfit Replaces E300121, GA006, KPI50094G Fits CaterpillarEnsure a reliable seal and optimal emissions performance with the BESTfit Caterpillar DPF Gasket, a...29-08090074- SKU:
- 29-08090074
- Style Options:
- Caterpillar
- Product Type:
- Exhaust
- Make:
- Universal Items
$11.99Qty in Cart: 0Price:$11.99Subtotal:
