Radiators for Komatsu Equipment
Restore proper cooling to your Komatsu excavator, wheel loader, bulldozer, or compact equipment with a direct-fit replacement radiator from Quality Farm Supply. We stock OEM-spec radiators engineered to match original cooling capacity — minimizing downtime and keeping your Komatsu machine productive on the job site.
Why Replace Your Komatsu Radiator?
Komatsu equipment is designed for heavy-duty, continuous operation in demanding environments. That constant workload puts significant stress on the cooling system. A cracked core, leaking end tank, or clogged radiator can cause overheating that leads to engine damage, hydraulic system stress, and costly unplanned repairs. A quality replacement radiator is the most reliable, cost-effective solution.
Compatible Komatsu Models Include:
- Komatsu PC Series Excavators (PC20, PC30, PC35, PC40, PC45, PC50, PC55, PC60, PC75, PC78, PC88, PC100, PC120, PC130, PC138, PC160, PC180, PC200, PC210, PC220, PC240, PC270, PC290, PC300, PC350)
- Komatsu WA Series Wheel Loaders (WA100, WA150, WA180, WA200, WA250, WA270, WA320, WA380, WA430, WA470, WA500)
- Komatsu D Series Bulldozers (D20, D21, D31, D37, D39, D41, D51, D61, D65, D85, D155)
- Komatsu SK Series Skid Steer Loaders and compact equipment
Reference your OEM part number or Komatsu serial number for an exact match. Not sure what fits? Contact our team and we'll help you find the right radiator for your Komatsu machine.
AP Air
Radiator for Komatsu 21M-03-11110
SKU:QFS-IR32022
Radiator for Komatsu 21M-03-11110
Radiator for Komatsu replaces OEM number 21M-03-11110. Fits PC600, PC600LC-6, PC650 Excavators. Built for reliable replacement performance, this part is a strong option for restoring proper cab comfort and equipment function.
Fits Komatsu Excavator: PC600, PC600-6, PC600LC-6, PC650 - Replaces OEM Number 21M-03-11110
Please verify the OEM reference number and equipment fitment before ordering.
AP Air
Radiator for Komatsu 20Y-03-41615
SKU:QFS-IR32028
Radiator for Komatsu 20Y-03-41615
Radiator for Komatsu replaces OEM numbers 20Y-03-41651, 20Y-03-41615. Fits PC200-8, PC210-8K Excavators. Built for reliable replacement performance, this part is a strong option for restoring proper cab comfort and equipment function.
Fits Komatsu Excavator: PC200-8, PC210-8K - Replaces OEM Number 20Y-03-41615
Please verify the OEM reference number and equipment fitment before ordering.
AP Air
Radiator for Komatsu 20Y-03-31111
SKU:QFS-IR32029
Radiator for Komatsu 20Y-03-31111
Radiator for Komatsu replaces OEM number 20Y-03-31111. Fits PC200-7, PC200LC-7, PC210-7K, PC210LC-7K Komatsu Excavators. Built for reliable replacement performance, this part is a strong option for restoring proper cab comfort and equipment function.
Fits Komatsu Excavator: PC200-7, PC200LC-7, PC200LC-7B, PC200LC-7L, PC210-7K, PC210LC-7K - Replaces OEM Number 20Y-03-31111
Please verify the OEM reference number and equipment fitment before ordering.
AP Air
Komatsu Radiator for Komatsu 20Y-03-21510
SKU:QFS-IR32048
Komatsu Radiator for Komatsu 20Y-03-21510
Komatsu Radiator for Komatsu replaces OEM number 20Y-03-21510. Fits PC200LC-6Z Excavator. Built for reliable replacement performance, this part is a strong option for restoring proper cab comfort and equipment function.
Fits Komatsu Excavator: PC200LC-6Z - Replaces OEM Number 20Y-03-21510
Please verify the OEM reference number and equipment fitment before ordering.
AP Air
Radiator for Komatsu 20U-03-21260
SKU:QFS-IR32037
Radiator for Komatsu 20U-03-21260
Radiator for Komatsu replaces OEM number 20U-03-21260. Fits PC50UG-2, PC50UU-2 Komatsu Excavators. Built for reliable replacement performance, this part is a strong option for restoring proper cab comfort and equipment function.
Fits Komatsu Excavator: PC50UG-2, PC50UU-2 - Replaces OEM Number 20U-03-21260
Please verify the OEM reference number and equipment fitment before ordering.
AP Air
Radiator for Komatsu 20T-03-81110
SKU:QFS-IR32062
Radiator for Komatsu 20T-03-81110
Radiator for Komatsu replaces OEM number 20T-03-81110. Fits PC30R-8, PC35R-8, PC40R-8 Mini Excavators. Built for reliable replacement performance, this part is a strong option for restoring proper cab comfort and equipment function.
Fits Komatsu Excavator: PC30R-8, PC35R-8, PC40R-8 - Replaces OEM Number 20T-03-81110
Please verify the OEM reference number and equipment fitment before ordering.
AP Air
Radiator for Komatsu 208-03-71110
SKU:QFS-IR32023
Radiator for Komatsu 208-03-71110
Radiator for Komatsu replaces OEM number 208-03-71110. Fits PC400-7, PC450-7K Komatsu Excavators. Built for reliable replacement performance, this part is a strong option for restoring proper cab comfort and equipment function.
Fits Komatsu Excavator: PC400-7, PC450-7K - Replaces OEM Number 208-03-71110
Please verify the OEM reference number and equipment fitment before ordering.
AP Air
Radiator for Komatsu 208-03-61610
SKU:QFS-IR32024
Radiator for Komatsu 208-03-61610
Radiator for Komatsu replaces OEM number 208-03-61610. Fits PC400-6Z, PC400LC-6 Excavators. Built for reliable replacement performance, this part is a strong option for restoring proper cab comfort and equipment function.
Fits Komatsu Excavator: PC400-6Z, PC400LC-6 - Replaces OEM Number 208-03-61610
Please verify the OEM reference number and equipment fitment before ordering.
AP Air
Radiator for Komatsu 206-03-711111
SKU:QFS-IR32027
Radiator for Komatsu 206-03-711111
Radiator for Komatsu replaces OEM numbers 206-03-71111, 206-03-711111. Fits PC210-7K, PC210LC-7K, PC220-7, PC220LC-7 Excavators. Built for reliable replacement performance, this part is a strong option for restoring proper cab comfort and equipment function.
Fits Komatsu Excavator: PC210-7K, PC210LC-7K, PC220-7, PC220LC-7, PC220LC-7L - Replaces OEM Number 206-03-711111
Please verify the OEM reference number and equipment fitment before ordering.
AP Air
Radiator for Komatsu 206-03-61610
SKU:QFS-IR32021
Radiator for Komatsu 206-03-61610
Radiator for Komatsu replaces OEM number 206-03-61610. Built for reliable replacement performance, this part is a strong option for restoring proper cab comfort and equipment function.
Fits Komatsu Excavator: PC220-6Z, PC220LC-6Z, PC228US-1, PC228UU-1, PC240LC-6K - Replaces OEM Number 206-03-61610
Please verify the OEM reference number and equipment fitment before ordering.
AP Air
Radiator for Komatsu 206-03-51111
SKU:QFS-IR32031
Radiator for Komatsu 206-03-51111
Radiator for Komatsu replaces OEM number 206-03-51111. Fits PC200-5, PC200LC-5, PC200LC-5C, PC210LC-5K, PC220-5, PC220LC-5, PC240NLC-5K Excavators. Built for reliable replacement performance, this part is a strong option for restoring proper cab comfort and equipment function.
Fits Komatsu Excavator: PC200-5, PC200LC-5, PC200LC-5C, PC210LC-5K, PC220-5, PC220LC-5, PC240NLC-5K - Replaces OEM Number 206-03-51111
Please verify the OEM reference number and equipment fitment before ordering.
AP Air
Radiator for Komatsu 203-03-61111
SKU:QFS-IR32034
Radiator for Komatsu 203-03-61111
Radiator for Komatsu replaces OEM number 203-03-61111. Fits CD60R-1A, CD60R-1B Crawler Carriers and PC100-6, PC120-6, PC128UU-1, PC130-6, PW130-6K Excavators. Built for reliable replacement performance, this part is a strong option for restoring proper cab comfort and equipment function.
Fits Komatsu Carrier: CD60R-1A, CD60R-1B - Replaces OEM Number 203-03-61111
Fits Komatsu Excavator: PC100-6, PC120-6, PC120-6Z, PC128UU-1, PC130-6, PW130-6K - Replaces OEM Number 203-03-61111
Please verify the OEM reference number and equipment fitment before ordering.