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Kenworth T2000 Engine Parts & Cooling

Boost your Freightliner's performance with top-quality engine parts and cooling components from 4 State Trucks. With everything from Transmission Coolers to Oil Filters, we've got you covered. Questions? Our team is here to help!
  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • BESTfit 70 Amp 12V 4 Terminal Carrier Relay With Diode Protection - Replaces 10-00328-00

    BESTfit 70 Amp 12V 4 Terminal Carrier Relay With Diode Protection - Replaces 10-00328-00

    BESTFIT TRUCK PARTS

    $27.99
    BESTfit 12V SPDT 70 Amp 4 Terminal Carrier Relay* High Quality Relay* Volts: 12V* Type: Spdt N.O.* Amps/Cfm/Btus: 70 Amp* Notes: 4 Terminal 2 Large 2 Small* Diode Protection: W/Diode* Sold...
    09-070000082
    SKU:
    09-070000082
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $27.99
    Qty in Cart: 0
    Price:
    $27.99
    Subtotal:
  • BESTfit O Ring Seal Assortment Kit - 16-4259

    BESTfit O Ring Seal Assortment Kit - 16-4259

    BESTFIT TRUCK PARTS

    $22.88
    BESTfit Truck Air Parts - O-Ring Kit With Gaskets, Sealing Washers - 2 Of Each Size SealThe BESTfit Single Job stat Seal Assortment kit is specifically tailored to seal refrigerant systems utilizing...
    09-070000081
    SKU:
    09-070000081
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $22.88
    Qty in Cart: 0
    Price:
    $22.88
    Subtotal:
  • BESTfit AC Compressor With Clutch Sanden SD7H15 4627 With 2 Groove Pulley

    BESTfit AC Compressor With Clutch Sanden SD7H15 4627 With 2 Groove Pulley

    BESTFIT TRUCK PARTS

    $272.99
    BESTfit AC Compressor With Ear-Mount - Replaces ABPN83304382, LE1145, 4379RD571200 & F696002233* High Quality A/C Compressor* With Clutch * 2 Groove Pulley * Single Wire Connector * CW Rotation*...
    09-070000065
    SKU:
    09-070000065
    Truck Class:
    Heavy Duty
    Material Options:
    Aluminum
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $272.99
    Qty in Cart: 0
    Price:
    $272.99
    Subtotal:
  • BESTfit Sanden 4646 AC Compressor With 132MM 2 Groove Clutch, Two 1/2 Inch Belts, Long Key Shaft

    BESTfit Sanden 4646 AC Compressor With 132MM 2 Groove Clutch, Two 1/2 Inch Belts, Long Key Shaft

    BESTFIT TRUCK PARTS

    $431.99
    BESTfit 12V 2 Groove AC Compressor With 7 Cylinders, Horizontal Port & Diode Protection* High Quality AC Compressor And Clutch* 12 Volts* 2 Groove* 132 MM Clutch Diameter* (2) 1/2 Inch Belt Type* 7...
    09-070000064
    SKU:
    09-070000064
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $431.99
    Qty in Cart: 0
    Price:
    $431.99
    Subtotal:
  • BESTfit Sanden 4627 AC Compressor With 125MM 2 Groove Clutch, Two 1/2 Inch Belts, Long Key Shaft

    BESTfit Sanden 4627 AC Compressor With 125MM 2 Groove Clutch, Two 1/2 Inch Belts, Long Key Shaft

    BESTFIT TRUCK PARTS

    $415.99
    BESTfit 12V 2 Groove AC Compressor With 7 Cylinders, Vertical Port & JD Head Type* High Quality AC Compressor And Clutch* 12 Volts* 2 Groove* 125 MM Clutch Diameter* (2) 1/2 Inch Belt Type* 7 Cyle...
    09-070000062
    SKU:
    09-070000062
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $415.99
    Qty in Cart: 0
    Price:
    $415.99
    Subtotal:
  • BESTfit Sanden 4626 AC Compressor With 132MM 2 Groove Clutch, Two 1/2 Inch Belts

    BESTfit Sanden 4626 AC Compressor With 132MM 2 Groove Clutch, Two 1/2 Inch Belts

    BESTFIT TRUCK PARTS

    $417.99
    BESTfit 12V 2 Groove AC Compressor With 7 Cylinders, Vertical Port & Long Key Shaft* High Quality AC Compressor And Clutch* 12 Volts* 2 Groove* 132 MM Clutch Diameter* (2) 1/2 Inch Belt Type* 7 Cyle...
    09-070000060
    SKU:
    09-070000060
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $417.99
    Qty in Cart: 0
    Price:
    $417.99
    Subtotal:
  • BESTfit Sanden 4405 AC Compressor With 119MM 10 Groove Clutch, Serpentine Belt, Vertical Port

    BESTfit Sanden 4405 AC Compressor With 119MM 10 Groove Clutch, Serpentine Belt, Vertical Port

    BESTFIT TRUCK PARTS

    $501.99
    BESTfit 12V 10 Groove AC Compressor With Vertical Port, 7 Cylinders, W/ Diode Protection & Long Key Shaft* High Quality AC Compressor And Clutch* 12 Volts* 10 Groove* 119 MM Clutch Diameter*...
    09-070000052
    SKU:
    09-070000052
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $501.99
    Qty in Cart: 0
    Price:
    $501.99
    Subtotal:
  • BESTfit York Style AC Compressor With 6.125 Inch Diameter 8 Groove Clutch - Replaces ET210L-25246C

    BESTfit York Style AC Compressor With 6.125 Inch Diameter 8 Groove Clutch - Replaces ET210L-25246C

    BESTFIT TRUCK PARTS

    $702.99
    BESTfit 12V 8 Groove AC Compressor With Tube-O Head, Serpentine Belt, 2 Cylinders & Keyed ShaftThe BESTfit 12V 8 Groove AC Compressor is a high-quality and reliable component that will keep your air...
    09-070000051
    SKU:
    09-070000051
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $702.99
    Qty in Cart: 0
    Price:
    $702.99
    Subtotal:
  • BESTfit York Style 6 Inch Diameter 2 Groove AC Compressor Clutch Assembly - Replaces 024-25238

    BESTfit York Style 6 Inch Diameter 2 Groove AC Compressor Clutch Assembly - Replaces 024-25238

    BESTFIT TRUCK PARTS

    $160.99
    BESTfit 12V AC Clutch Assembly With 2 - 1/2 Inch Belts & Keyed Shaft* High Quality AC Clutch* 12 Volts* 2 Wats* 2 Groove* (2) 1/2 Inch Belt Type* 2 Wire Metripack Wire Type* Keyed Shaft* W/ Diode*...
    09-070000048
    SKU:
    09-070000048
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $160.99
    Qty in Cart: 0
    Price:
    $160.99
    Subtotal:
  • BESTfit York Style 6 Inch Diameter 2 Groove AC Compressor Clutch Assembly - Replaces 501939, 14192, 024-21590

    BESTfit York Style 6 Inch Diameter 2 Groove AC Compressor Clutch Assembly - Replaces 501939, 14192, 024-21590

    BESTFIT TRUCK PARTS

    $125.99
    BESTfit 12V AC Clutch Assembly With 2 - 1/2 Inch Belts & Keyed Shaft* High Quality AC Clutch* 12 Volts* 2 Groove* (2) 1/2 Inch Belt Type* 1 Wire Weatherpak Wire Type* Keyed Shaft* W/ Diode* Sold...
    09-070000047
    SKU:
    09-070000047
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $125.99
    Qty in Cart: 0
    Price:
    $125.99
    Subtotal:
  • BESTfit York Style AC Compressor With 6 Inch Diameter Clutch, 2 Grooves, Two 1/2 Inch Belts

    BESTfit York Style AC Compressor With 6 Inch Diameter Clutch, 2 Grooves, Two 1/2 Inch Belts

    BESTFIT TRUCK PARTS

    $546.99
    BESTfit 12V AC Compressor With 2 Cylinders, Tube-O Head, LH Suction Port & Keyed ShaftLooking for a York Style AC Compressor? This one comes with a 6-inch diameter clutch and two grooves, perfect for...
    09-070000046
    SKU:
    09-070000046
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $546.99
    Qty in Cart: 0
    Price:
    $546.99
    Subtotal:
  • BESTfit York Style AC Compressor With 2 Groove Clutch, Two 1/2 Inch Belts, Tube-O Head Type

    BESTfit York Style AC Compressor With 2 Groove Clutch, Two 1/2 Inch Belts, Tube-O Head Type

    BESTFIT TRUCK PARTS

    $567.99
    BESTfit 12V 2 Groove AC Compressor With 2 Cylinders, Keyed Shaft, Diode Protection & LH Suction Port* High Quality AC Compressor And Clutch* 12 Volts* 2 Groove* 6 Inch Clutch Diameter* (2) 1/2 Inch...
    09-070000045
    SKU:
    09-070000045
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $567.99
    Qty in Cart: 0
    Price:
    $567.99
    Subtotal:
  • York Style AC Compressor Without Clutch - Replaces ET210L-25150

    York Style AC Compressor Without Clutch - Replaces ET210L-25150

    BESTFIT TRUCK PARTS

    $373.99
    AC Compressor With Tube-O Head & Keyed ShaftThe heavy duty 300-7170 York Style AC Compressor Without Clutch is designed to provide reliable and efficient performance for air conditioning systems. It...
    09-070000044
    SKU:
    09-070000044
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $373.99
    Qty in Cart: 0
    Price:
    $373.99
    Subtotal:
  • BESTfit Sanden 4666 AC Compressor With 119MM 8 Groove Clutch, Horizontal Port, Long Key Shaft

    BESTfit Sanden 4666 AC Compressor With 119MM 8 Groove Clutch, Horizontal Port, Long Key Shaft

    BESTFIT TRUCK PARTS

    $402.99
    BESTfit 12V AC Compressor With 1 Wire Male Bullet, Serpentine Belt, 7 Cylinders* High Quality AC Compressor And Clutch* 12 Volts* 8 Groove* 119 MM Clutch Diameter* Serpentine Belt Type* 7 Cyle...
    09-070000043
    SKU:
    09-070000043
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $402.99
    Qty in Cart: 0
    Price:
    $402.99
    Subtotal:
  • BESTfit Sanden 4664 AC Compressor With 132MM 2 Groove Clutch With Vertical Port, Long Key Shaft

    BESTfit Sanden 4664 AC Compressor With 132MM 2 Groove Clutch With Vertical Port, Long Key Shaft

    BESTFIT TRUCK PARTS

    $367.99
    BESTfit 12V AC Compressor With 1 Wire Male Packard, Male Insert O-Ring & 7 CylindersThis BESTfit AC compressor has a 2 groove design and a clutch diameter of 132mm. It features 7 cylinders and a...
    09-070000042
    SKU:
    09-070000042
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $367.99
    Qty in Cart: 0
    Price:
    $367.99
    Subtotal:
  • BESTfit 14.0L Detroit Diesel Engine 60 Series Fuel Check Valve

    BESTfit 14.0L Detroit Diesel Engine 60 Series Fuel Check Valve

    BESTFIT TRUCK PARTS

    $93.99
    14.0L Detroit Diesel 60 Series Fuel Check Valve By BESTfitGrab the BESTfit Fuel Check Valve for your 14.0L Detroit Diesel 60 Series. This aftermarket part helps your engine run smoothly by stopping...
    09-060100003
    SKU:
    09-060100003
    Truck Class:
    Universal
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Product Type:
    Fuel Tanks
    Ready To Ship:
    Yes
    $93.99
    Qty in Cart: 0
    Price:
    $93.99
    Subtotal:
  • BESTfit 12.7L Detroit Diesel Engine Fuel Check Valve - Size 8

    BESTfit 12.7L Detroit Diesel Engine Fuel Check Valve - Size 8

    BESTFIT TRUCK PARTS

    $62.99
    Size 8 12.7L Detroit Diesel Engine Fuel Check Valve By BESTfitKeep your 12.7L Detroit Diesel running smoothly with the BESTfit Size 8 Fuel Check Valve. Sold Individually. Find the best replacement...
    09-060100002
    SKU:
    09-060100002
    Truck Class:
    Universal
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Product Type:
    Fuel Tanks
    Ready To Ship:
    Yes
    $62.99
    Qty in Cart: 0
    Price:
    $62.99
    Subtotal:
  • BESTfit 12.7L Detroit Diesel Engine Fuel Check Valve

    BESTfit 12.7L Detroit Diesel Engine Fuel Check Valve

    BESTFIT TRUCK PARTS

    $68.99
    BESTfit Fuel Check Valve For 12.7L Detroit Diesel EngineGet the BESTfit Fuel Check Valve for your 12.7L Detroit Diesel Engine. This valve is designed to help keep your engine running smoothly by...
    09-060100001
    SKU:
    09-060100001
    Truck Class:
    Universal
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Product Type:
    Engine Parts
    Ready To Ship:
    Yes
    $68.99
    Qty in Cart: 0
    Price:
    $68.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Axle Shaft Flange Gasket CHR 450877 10

    Axle Shaft Flange Gasket CHR 450877 10

    OPP - ORIGINAL PARTS PROGRAM

    $5.71
    Drive Axle Flange GasketThe Drive Axle Flange Gasket is designed to fit drive axle shaft flanges, preventing leaks in heavy-duty applications. It features a 7" bolt circle diameter, 8.5" outer...
    09-05212011
    SKU:
    09-05212011
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Wheels
    Ready To Ship:
    Yes
    $5.71
    Qty in Cart: 0
    Price:
    $5.71
    Subtotal:
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Adding your products to cart

Keep your Kenworth T2000 running cool and strong with engine and cooling parts designed to deliver top performance. Whether you're looking for air compressors and radiators or hoses and cooling fans, you'll find everything you need to maintain or upgrade your truck. With high-quality, OEM-style replacements, it's easy to keep your engine in peak condition and your rig ready for the road.

Frequently Asked Questions About Kenworth T2000 Engine Parts & Cooling

What year models of Kenworth T2000 are these engine cooling parts compatible with?

Our engine cooling parts are designed to fit Kenworth T2000 models from 1996 through 2004. However, compatibility can vary depending on your specific engine configuration. T2000s came with several engine options including Caterpillar C12, C13, C15, C16, Detroit Series 60, and Cummins ISX. Always verify your engine model and serial number before ordering to ensure proper fitment. If you're unsure, our customer service team can help you identify the correct parts using your OEM number.

How difficult is it to replace a radiator or water pump on a T2000, and what tools do I need?

Radiator replacement typically takes 3-5 hours for an experienced mechanic and requires basic hand tools, a coolant drain pan, and potentially a hoist for easier access. You'll need metric and standard socket sets, pliers for hose clamps, and a torque wrench for proper reassembly. Water pump replacement is more involved, usually requiring 4-6 hours, as you'll need to remove belts, pulleys, and sometimes the fan assembly. Many drivers report that accessing the lower radiator connections can be challenging due to the T2000's tight engine compartment. Having a creeper and good work lights makes the job significantly easier.

What's the difference between aluminum and plastic-tank radiators for the T2000, and which lasts longer?

Aluminum radiators with welded tanks typically last 8-12 years and handle temperature fluctuations better than plastic-tank units. Plastic-tank radiators usually cost 30-40% less but may only last 5-7 years before the tanks crack or separate at the crimped joints. Many T2000 owners prefer all-aluminum radiators for heavy-duty applications or hot climate operations. While plastic-tank radiators work fine for standard highway use, the aluminum units offer better long-term value despite the higher upfront cost.

Why is my T2000 running hot even after replacing the thermostat and coolant?

Overheating issues often involve multiple components beyond just the thermostat. Common culprits include a clogged radiator (even if it looks clean externally), a failing water pump that's not circulating coolant properly, or a damaged fan clutch not engaging at the correct temperature. Air pockets in the cooling system after service can also cause hot spots. Additionally, check for exhaust gas in the coolant system, which could indicate head gasket issues. The T2000's charge air cooler can also restrict airflow to the radiator if it's clogged with debris.

What are the most common cooling system failures on the T2000, and what parts should I keep on hand?

Based on driver reports, the most frequent failures include coolant hoses (especially the lower radiator hose that's exposed to road debris), thermostats sticking closed around 150,000-200,000 miles, and fan clutch failures causing overheating under load. Smart operators keep spare upper and lower radiator hoses, a thermostat, coolant temperature sensor, and extra coolant on hand. Belt tensioners and idler pulleys are also common failure points that can leave you stranded. Many experienced T2000 drivers recommend replacing all coolant hoses every 4-5 years as preventive maintenance, regardless of appearance.


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