This part is compatible with models including; 917370927,917370926,917370937,917370929,917370928,917370923,917370934,917370933,917370922,917370925,917370936,917370924,917370935 This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including; 435508,532435508,581950504 Genuine Original Equipment Manufacturer (OEM) part. Compatible Brands: This drive control assembly (part number 581950506) is for lawn mowers Wear work gloves to protect your hands when installing this partGenuine Original Equipment Manufacturer (OEM) parts! This drive control assembly (part number 581950506) is for lawn mowers. Drive control assembly 581950506 engages the gear case to drive the lawn mower. Wear work gloves to protect your hands when installing this part. For .