Engine Oil Pump Idler Gear Kit for EXCF 350 EXC 250F XCF-W 250 350 2017-2022 SXF 250 SX-F 350 XCF 250 350 2016-2022 Features: The oil pump gear kit addresses the issue of twisted and broken plastic gears in the oil pump of 250/350 Austrian four-stroke dirt bikes. Gears are CNC-machined from aircraft-grade 7075 aluminum and hard-anodized in -wear areas.These metal-upgraded gears have been proven successful in races. Metal gears weigh 48 grams, which is 15 grams more than the plastic gears. Replacing plastic gears with metal ones eliminates the need for regular inspection, replacement, and concerns about gear failure in the engine. Item Specifications: Condition: Material: 7075 Aluminum Processing: CNC-machined Finish: Anodized Package Included: 1X Oil Pump Gear Kit Fitment: Replaces Idler Gear part number 79238006100 and Pump Gear part number 77038001100 Compatible with 250/350 SX-F XC-F 2016-2022 Compatible with 250/350 EXC-F EXC XCF-W 2017-2022 Compatible with 250/350 FC FX 2016-2022 Compatible with 250/350 FE FE S 2017-2022 Compatible with 250/350 MC-F EX-F EC-F 2021-2022 Compatibility Disclaimer: This is an aftermarket replacement part.Any brand names or model designations mentioned are used solely for the purpose of demonstrating compatibility.