DiigParr Hydraulic Oil Cooler Core 521-6481 5216481 Fits for Caterpillar CAT Tractor D6R II D6R III D6T D7H D7R D8N D5E D5K D6H
Replace Part Number: 521-6481, CA5216481, 5216481
Product type:Hydraulic Oil Cooler Core for Caterpillar CAT Tractor D6R II D6R III D6T D7H D7R D8N D5E D5K D6H
Application:
Fit for following models:
Fits for Caterpillar CAT Motor Grader: 120C, 120G, 120H, 12G, 130G, 135H, 140C, 140G,140H, 143H, 14G, 160G, 163H, 16G
Fits for Caterpillar CAT Pipelayer: 572R, PL72
Fits for Caterpillar CAT Wheel Tractor-Scraper: 611, 615, 615C
Fits for Caterpillar CAT Loader: 963B, IT14G
Fits for Caterpillar CAT Track-Type Tractor: D5E, D5K, D6H, D6R, D6T, D7G, D7H, D7R,D7RX, D8N, D6R II, D6R III
Fits for Caterpillar CAT Powertrain: TH35, TR35
Condition: new, replacement
- Engineered for heavy-duty hydraulic systems, this oil cooler core delivers reliable thermal management for Caterpillar equipment.
- Designed to fit D6R II, D6R III, D6T, D7H, D7R, D8N, D5E, D5K, and D6H models, it maintains optimal operating temperatures under demanding conditions.
- Built with precision construction to ensure durability and consistent performance in demanding industrial applications.
- OEM-compatible replacement part engineered to restore cooling efficiency and extend equipment 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.
