null

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 Super Repair Kit Replaces 109881, 1651839C91, 601158, 9500HP

    BESTfit Super Repair Kit Replaces 109881, 1651839C91, 601158, 9500HP

    BESTFIT TRUCK PARTS

    $691.99
    Super Repair Kit For Air Operated Fan Clutch By BESTfit Replaces 109881, 1651839C91, 601158, 9500HPUpgrade your cooling system with the BESTfit Super Repair Kit, a direct replacement for OEM part...
    29-07060193
    SKU:
    29-07060193
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $691.99
    Qty in Cart: 0
    Price:
    $691.99
    Subtotal:
  • BESTfit Cummins Temperature Sensor For Cummins Replaces 2120752035, 2872261, 2872261RX

    BESTfit Cummins Temperature Sensor For Cummins Replaces 2120752035, 2872261, 2872261RX

    BESTFIT TRUCK PARTS

    $162.99
    Temperature Sensor By BESTfit Replaces 2120752035, 2872261, 2872261RX Fits CumminsUpgrade your engine monitoring system with the BESTfit Cummins Temperature Sensor, a direct replacement for OEM part...
    29-07100077
    SKU:
    29-07100077
    Style Options:
    Cummins
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $162.99
    Qty in Cart: 0
    Price:
    $162.99
    Subtotal:
  • BESTfit Air Operated Fan Clutch 5 Inch Pilot Replaces 10900975001, 10900975001B, 10900990001

    BESTfit Air Operated Fan Clutch 5 Inch Pilot Replaces 10900975001, 10900975001B, 10900990001

    BESTFIT TRUCK PARTS

    $792.99
    5 Inch Pilot Air Operated Fan Clutch By BESTfit Replaces 10900975001, 10900975001B, 10900990001The BESTfit Air Operated Fan Clutch 5" Pilot is a high-quality replacement solution for OEM part numbers...
    29-07060203
    SKU:
    29-07060203
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $792.99
    Qty in Cart: 0
    Price:
    $792.99
    Subtotal:
  • BESTfit Quick Super Repair Kit Replaces 14256, 166627, 198472, 994900

    BESTfit Quick Super Repair Kit Replaces 14256, 166627, 198472, 994900

    BESTFIT TRUCK PARTS

    $892.99
    Quick Super Repair Kit DriveMaster Advantage By BESTfit Replaces 14256, 166627, 198472, 994900Upgrade your cooling system maintenance with the BESTfit Quick Super Repair Kit, a direct replacement for...
    29-07060200
    SKU:
    29-07060200
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $892.99
    Qty in Cart: 0
    Price:
    $892.99
    Subtotal:
  • BESTfit Power Take-Off 6 Bolt W/O Install Kit Replaces 660GSAHXV3XD

    BESTfit Power Take-Off 6 Bolt W/O Install Kit Replaces 660GSAHXV3XD

    BESTFIT TRUCK PARTS

    $2,094.99
    6 Bolt Power Take-Off W/O Install Kit By BESTfit Replaces 660GSAHXV3XDBuilt for strength and reliability, the BESTfit 6 Bolt PTO Without Install Kit replaces OEM reference 660GSAHXV3XD for Chelsea...
    29-07050122
    SKU:
    29-07050122
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $2,094.99
    Qty in Cart: 0
    Price:
    $2,094.99
    Subtotal:
  • BESTfit Polar Extreme Super Repair Kit Replaces 1311840103, 142561, 994902

    BESTfit Polar Extreme Super Repair Kit Replaces 1311840103, 142561, 994902

    BESTFIT TRUCK PARTS

    $947.99
    Polar Extreme Super Repair Kit DriveMaster By BESTfit Replaces 1311840103, 142561, 994902Upgrade your cooling system maintenance with the BESTfit Polar Extreme Super Repair Kit, a direct replacement...
    29-07060202
    SKU:
    29-07060202
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $947.99
    Qty in Cart: 0
    Price:
    $947.99
    Subtotal:
  • BESTfit Power Take-Off 8 Bolt No Assembly Shift Replaces 489XRAHXH3XK

    BESTfit Power Take-Off 8 Bolt No Assembly Shift Replaces 489XRAHXH3XK

    BESTFIT TRUCK PARTS

    $1,120.99
    8 Bolt No Assembly Shift Power Take-Off By BESTfit Replaces 489XRAHXH3XKBuilt for strength and precision, the BESTfit 8 Bolt No Assembly Shift Power Take-Off replaces OEM reference 489XRAHXH3XK for...
    29-07050118
    SKU:
    29-07050118
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $1,120.99
    Qty in Cart: 0
    Price:
    $1,120.99
    Subtotal:
  • BESTfit Solenoid Valve 12 Volt

    BESTfit Solenoid Valve 12 Volt

    BESTFIT TRUCK PARTS

    $107.99
    12V Solenoid Valve By BESTfitUpgrade your cooling system with the BESTfit 12 Volt Solenoid Valve, engineered for Horton air-operated fan clutch systems requiring dependable airflow control. This...
    29-07060198
    SKU:
    29-07060198
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $107.99
    Qty in Cart: 0
    Price:
    $107.99
    Subtotal:
  • BESTfit Air Operated Fan Clutch Replaces 10900960001, 10900965001B, 20955539

    BESTfit Air Operated Fan Clutch Replaces 10900960001, 10900965001B, 20955539

    BESTFIT TRUCK PARTS

    $630.99
    Air Operated Fan Clutch By BESTfit Replaces 10900960001, 10900965001B, 20955539Upgrade your cooling system with the BESTfit Air Operated Fan Clutch, a direct replacement for OEM part numbers...
    29-07060192
    SKU:
    29-07060192
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $630.99
    Qty in Cart: 0
    Price:
    $630.99
    Subtotal:
  • BESTfit Power Take-Off 6 Bolt W/ Rotatable Output Flange Replaces 271GBHVPB5RA, 271GBHVPB5RB, 271GBHVPB5XK

    BESTfit Power Take-Off 6 Bolt W/ Rotatable Output Flange Replaces 271GBHVPB5RA, 271GBHVPB5RB, 271GBHVPB5XK

    BESTFIT TRUCK PARTS

    $3,364.99
    6 Bolt W/ Rotatable Output Power Take-Off By BESTfit Replaces 271GBHVPB5RA, 271GBHVPB5RB, 271GBHVPB5XKBuilt for strength and reliability, the BESTfit 6 Bolt PTO with Rotatable Output Flange replaces...
    29-07050114
    SKU:
    29-07050114
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $3,364.99
    Qty in Cart: 0
    Price:
    $3,364.99
    Subtotal:
  • BESTfit Power Take-Off 10 Bolt 12V Electric Over Hydraulic Replaces 180274HDL, 890CAFJWB3XY

    BESTfit Power Take-Off 10 Bolt 12V Electric Over Hydraulic Replaces 180274HDL, 890CAFJWB3XY

    BESTFIT TRUCK PARTS

    $6,161.99
    10 Bolt 12V Electric Over Hydraulic Power Take-Off By BESTfit Replaces 180274HDL, 890CAFJWB3XYUpgrade your PTO system with the BESTfit 10 Bolt 12V Electric Over Hydraulic Power Take-Off, a direct...
    29-07050124
    SKU:
    29-07050124
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $6,161.99
    Qty in Cart: 0
    Price:
    $6,161.99
    Subtotal:
  • BESTfit Power Take-Off 6 Bolt, 3 Assembly Arrangement Replaces 660GSAHXA3XD

    BESTfit Power Take-Off 6 Bolt, 3 Assembly Arrangement Replaces 660GSAHXA3XD

    BESTFIT TRUCK PARTS

    $2,227.99
    6 Bolt, 3 Assembly Arrangement Power Take-Off By BESTfit Replaces 660GSAHXA3XDBuilt for strength and reliability, the BESTfit 6 Bolt 3 Assembly Power Take-Off replaces OEM reference 660GSAHXA3XD for...
    29-07050121
    SKU:
    29-07050121
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $2,227.99
    Qty in Cart: 0
    Price:
    $2,227.99
    Subtotal:
  • BESTfit Stud Kit For 272X, E Standard, And Eaton Brazil

    BESTfit Stud Kit For 272X, E Standard, And Eaton Brazil

    BESTFIT TRUCK PARTS

    $199.99
    Turbocharger Stud Kit By BESTfit Fits 272X, E Standard, And Eaton BrazilUpgrade your PTO installation with the BESTfit Stud Kit for 272X, E Standard, and Eaton Brazil systems, engineered for Chelsea...
    29-07050110
    SKU:
    29-07050110
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $199.99
    Qty in Cart: 0
    Price:
    $199.99
    Subtotal:
  • BESTfit Power Take-Off Mounting Kit, Series 267-277-859

    BESTfit Power Take-Off Mounting Kit, Series 267-277-859

    BESTFIT TRUCK PARTS

    $116.99
    Series 267-277-859 Mounting Kit By BESTfitUpgrade your PTO installation with the BESTfit Mounting Kit for Series 267-277-859, engineered for strength, precision, and long-term reliability. This PTO...
    29-07050123
    SKU:
    29-07050123
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $116.99
    Qty in Cart: 0
    Price:
    $116.99
    Subtotal:
  • BESTfit Power Take-Off 8 Bolt W/ Deep Mount Replaces 489ZLDAXV5XD

    BESTfit Power Take-Off 8 Bolt W/ Deep Mount Replaces 489ZLDAXV5XD

    BESTFIT TRUCK PARTS

    $1,343.99
    8 Bolt W/ Deep Mount Power Take-Off By BESTfit Replaces 489ZLDAXV5XDBuilt for strength and precision, the BESTfit 8 Bolt Deep Mount Power Take-Off replaces OEM reference 489ZLDAXV5XD for Chelsea 489...
    29-07050120
    SKU:
    29-07050120
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $1,343.99
    Qty in Cart: 0
    Price:
    $1,343.99
    Subtotal:
  • BESTfit Power Take-Off 8 Bolt, 6 Assembly Arrangement Replaces 489XHAHXA6XD

    BESTfit Power Take-Off 8 Bolt, 6 Assembly Arrangement Replaces 489XHAHXA6XD

    BESTFIT TRUCK PARTS

    $1,355.99
    8 Bolt, 6 Assembly Arrangement Power Take-Off By BESTfit Replaces 489XHAHXA6XDBuilt for strength and reliability, the BESTfit 8 Bolt Air Shift Power Take-Off replaces OEM reference 489XHAHXA6XD for...
    29-07050117
    SKU:
    29-07050117
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $1,355.99
    Qty in Cart: 0
    Price:
    $1,355.99
    Subtotal:
  • BESTfit Power Take-Off 6 Bolt Air Shift Replaces 442GFAHXA3XD, MH6GB01XA1SE

    BESTfit Power Take-Off 6 Bolt Air Shift Replaces 442GFAHXA3XD, MH6GB01XA1SE

    BESTFIT TRUCK PARTS

    $1,333.99
    6 Bolt Air Shift Power Take-Off By BESTfit Replaces 442GFAHXA3XD, MH6GB01XA1SEBuilt for strength and reliability, the BESTfit 6 Bolt Air Shift Power Take-Off replaces OEM references 442GFAHXA3XD and...
    29-07050106
    SKU:
    29-07050106
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $1,333.99
    Qty in Cart: 0
    Price:
    $1,333.99
    Subtotal:
  • BESTfit Power Take-Off 8 Bolt Air Shift Replaces 489GUAHXA3XD

    BESTfit Power Take-Off 8 Bolt Air Shift Replaces 489GUAHXA3XD

    BESTFIT TRUCK PARTS

    $1,415.99
    8 Bolt Air Shift Power Take-Off By BESTfit Replaces 489GUAHXA3XDBuilt for strength and reliability, the BESTfit 8 Bolt Air Shift Power Take-Off replaces OEM reference 489GUAHXA3XD for Chelsea 489...
    29-07050116
    SKU:
    29-07050116
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $1,415.99
    Qty in Cart: 0
    Price:
    $1,415.99
    Subtotal:
  • BESTfit Power Take-Off 8 Bolt W/ 1 Inch Shaft Replaces 489XSAHXV3AF

    BESTfit Power Take-Off 8 Bolt W/ 1 Inch Shaft Replaces 489XSAHXV3AF

    BESTFIT TRUCK PARTS

    $1,443.99
    8 Bolt W/1 Inch Shaft Power Take-Off By BESTfit Replaces 489XSAHXV3AFBuilt for strength and reliability, the BESTfit 8 Bolt Power Take-Off with 1 inch shaft replaces OEM reference 489XSAHXV3AF for...
    29-07050119
    SKU:
    29-07050119
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $1,443.99
    Qty in Cart: 0
    Price:
    $1,443.99
    Subtotal:
  • BESTfit Power Take-Off W/ 7/8 Inch Shaft, Rotatable Output Flange Replaces 271MAAJPB5RB, 272MAAJPB3RB

    BESTfit Power Take-Off W/ 7/8 Inch Shaft, Rotatable Output Flange Replaces 271MAAJPB5RB, 272MAAJPB3RB

    BESTFIT TRUCK PARTS

    $3,350.99
    Power Take-Off W/ 7/8 Inch Shaft, Rotatable Output Flange By BESTfit Replaces 271MAAJPB5RB, 272MAAJPB3RBBuilt for strength and precision, the BESTfit 7/8 inch Shaft Power Take-Off with rotatable SAE...
    29-07050113
    SKU:
    29-07050113
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $3,350.99
    Qty in Cart: 0
    Price:
    $3,350.99
    Subtotal:
  • Total: items /

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.


Introducing the Official 4 State Trucks Mobile App – Gear Up On the Go!