DiigParr Hydraulic Radiator Assembly 21U-03-31111 For Komatsu CD20R-1 PC27MR-1 PC28UU-3 PC30MR-1 PC30UU-3 

Part NO.: 21U-03-31111

Application: Fits KomatsuCD20R-1, PC27MR-1, PC27MRX-1, PC28UU-3, PC30MR-1, PC30MRX-1, PC30UU-3

Specification:Core Dimensions(mm):450 370 24

Fitment Details:
CD20R-1 S/N 1003-UP CRAWLER CARRIERS
PC27MR-1 S/N 10001-UP EXCAVATORS
PC27MRX-1 S/N 10001-UP EXCAVATORS
PC28UU-3 S/N 30001-UP EXCAVATORS
PC30MR-1 S/N 10001-UP (KUC Spec.) EXCAVATORS
PC30MR-1 S/N 10001-UP EXCAVATORS
PC30MRX-1 S/N 10001-UP (KUE Spec.) EXCAVATORS
PC30UU-3 S/N 10001-UP EXCAVATORS

• DiigParr Hydraulic Radiator Assembly 21U-03-31111 delivers reliable thermal management for Komatsu excavators including CD20R-1, PC27MR-1, PC28UU-3, PC30MR-1, and PC30UU-3 models.
• This OEM-compatible component efficiently dissipates heat from hydraulic systems, maintaining optimal operating temperatures under demanding conditions.
• Engineered to meet original equipment specifications, it ensures consistent performance and equipment longevity.
• Direct fit design minimizes installation complexity while preserving system integrity.
• Essential for operators requiring dependable cooling solutions to prevent hydraulic fluid degradation and extend machinery lifespan.

Orders are delivered within 4–9 business days, including 1–2 business days for processing and 3–7 business days for shipping, depending on the destination and carrier.

We currently ship within the United States only.

Shipping Carriers
We ship via trusted carriers such as FedEx, DHL, and UPS.

Shipping Charges (USA Orders)

Orders over $299: Free shipping.

Orders $299 or below: Flat shipping fee of $28.99.

Return &Refund policy

We want you to be completely satisfied with your purchase. If for any reason you are not, you may request a return within 30 days from the date of delivery.

Return Conditions

• All returns require a Return Authorization Number (RAN), which you can obtain by contacting our customer service team.
• Items must be returned in their original condition and packaging.
• Returns must be shipped back within 30 days after the RAN is issued.
• Customers are responsible for return shipping costs unless the return is due to our error (e.g., incorrect or defective item).

Return Label

• Once your return request is approved, we will provide a return shipping label.
  
• The label can be downloaded and printed from the instructions sent to your email.
  
• The cost of return shipping is the customer’s responsibility, unless the return is due to our error (e.g., incorrect or defective item).

Restocking Fee

• A 10% restocking fee may apply to returns that are not the result of our error.

Defective or Damaged Items

• If your item arrives damaged or defective, please contact us immediately.
• Returned items will be inspected. If confirmed defective, we will, at our discretion:Replace the item at no cost, orIssue a full refund including shipping costs.
• If the item is found to be in working condition, the standard restocking fee may apply.

Non-Returnable Items

• Items damaged due to misuse, alteration, or improper handling cannot be returned or refunded.

How to Request a Return

To request a return, please contact our customer service team with:

• Order number
• Part number & product description
• Photos of the product and packaging
• Reason for return

Refund Processing

• Refunds are issued to the original payment method.
• Please allow 5–10 business days after we receive your return for processing.

Warranty: Our parts are covered for 6 months warranty without limitation on miles or hours of operation. Our parts are warranted on a parts-replacement-only basis. For more information, please view our warranty policy.