What it fits John Deere® Tractors – Models with 6076 (Engine ASN 500000) or 8.1 PowerTech™ Engine Specifications OEM Reference Number: RE57054, R120872Read More Read Less Product Details Warranty Info Abilene Machine, LLC offers a standard 1-year warranty on all new, used and remanufactured parts. Abilene Machine reserves the right to inspect any or all parts returned for warranty before warranty claims will be honored. In all instances, Abilene Machine’s sole liability will be either replacing the defective part or a refund not to exceed the purchase price of the defective part.