RETURN & WARRANTY POLICY
Return Period
You can return items from our store within 30 days of your purchase for any reason.
Return Conditions
- Filters and Brakes: Must be in new and unused condition.
- Oil/Additives: Must be unopened and unused.
How to Return an Item
- To start the return process, please visit our Returns Center.
- Once your return is approved, we'll send you instructions on how to send the item back.
- Please note that the cost of return shipping is the customer's responsibility.
Refund Policy
After we receive your returned items, we'll process your refund—minus the return shipping cost—within 2-4 business days. Refunds will be made to your original method of payment.
Hubs Limited Lifetime Warranty Policy
Doc's Diesel warrants its DH515 Front Wheel Hub Assembly against defects in materials and workmanship for the lifetime of the original purchaser under normal use and service conditions.
- Defects in materials and workmanship under normal on-road use
- Bearing failure not caused by misuse, contamination, or improper installation
- Flange or structural failure due to manufacturing defects
- Oversized tires beyond OEM specifications
- Improper installation or failure to torque lug nuts to OEM spec
- Air impact tool installs without a final torque-wrench check
- Off-road, rock crawling, racing, or motorsport use
- Commercial hauling or loads beyond the vehicle's rated GVWR
- Accidents, collisions, or impact damage to the hub
- Hub that has been disassembled, modified, or repacked
- Failure to inspect and replace worn related components at time of installation
- Contamination from water intrusion, mud packing, or chemical exposure
- Neglected maintenance (failure to grease where applicable)
- Purchase by anyone other than the original owner
- Complete the Warranty Claim Form online, or download and fill out.
- If you used the fillable PDF, email the completed form and supporting photos to sales@docsdiesel.com. Use subject line: Warranty Claim — [Your Name] — Order [Order #]
- Our team will review and respond within 3–5 business days.
At Doc's Diesel's sole discretion, approved warranty claims will be resolved by one of the following:
- Replacement with the same or equivalent hub assembly
- Full refund of the original purchase price
Doc's Diesel is not responsible for labor costs, towing, or any incidental or consequential damages.
This warranty is non-transferable and applies only to the original purchaser. Coverage does not transfer upon sale of the vehicle.
Brakes 3-Year / 36,000-Mile Warranty Policy
Doc's Diesel warrants its DB Series Premium Brake Pads and Rotors against defects in materials and workmanship for 3 years or 36,000 miles from the date of installation, whichever comes first, under normal use and service conditions.
- Premature wear beyond normal service life under standard driving conditions
- Rotor cracking or structural failure due to manufacturing defects
- Brake pad delamination or shim separation under normal operating loads
- Excessive brake noise or vibration caused by manufacturing defects
- Rotor surface finish defects present at time of installation
- Hardware and clip failures included in the brake kit (where applicable)
- Normal wear — brake pads and rotors are wear items; gradual friction-surface reduction from regular use is not a defect
Improper installation — components must be installed to OEM torque specifications using correct tools and procedures - Failure to properly bed-in brake pads per Doc's Diesel installation instructions
- Aggressive driving, track use, towing beyond vehicle GVWR, or racing
- Overheating caused by riding the brake pedal, extended downhill braking, or improper use
- Damage from vehicle accidents, collisions, or road hazard impact
- Contamination from oil, grease, brake fluid, or chemical exposure on friction surfaces
- Failure to replace worn or damaged related components (calipers, brake lines, wheel bearings, hardware) at time of installation
- Use of aftermarket brake fluid not meeting OEM specifications
- Any rotor that has been machined, turned, or resurfaced below minimum thickness
- Commercial vehicle use — applies to light-duty personal and fleet use only
- Components that have been disassembled, modified, or altered in any way
- Warranty applies to the original purchaser only
- Complete the Warranty Claim Form online, or download and fill out.
- If you used the fillable PDF, email the completed form and supporting photos to sales@docsdiesel.com. Use subject line: Warranty Claim — [Your Name] — Order [Order #]
- Our team will review and respond within 3–5 business days.
At Doc's Diesel's sole discretion, approved warranty claims will be resolved by one of the following:
- Replacement with the same or equivalent brake part
- Full refund of the original purchase price
Doc's Diesel is not responsible for labor costs, towing, or any incidental or consequential damages.
This warranty is non-transferable and applies only to the original purchaser. Coverage does not transfer upon sale of the vehicle.