Husqvarna 539112734 Lawn Mower Throttle Control Genuine Original Equipment Manufacturer (OEM) Part This part is compatible with models including; Z4219BF-968999763,917277840,968999656,968999512,968999655,968999517,917289821,968999511,Z4218-968999281,RZ5424/966659301,Z4619-968999656,Z4824BF-968999517,917277790,965880401,917277710,968999765,966659301,968999508,Z5426BF-968999765,Z4619BF-968999764,968999764,968999763,968999685,Z4824-968999512,Z5426-968999508,Z4219-968999511,Z4220BF-968999685,968999281,917277780,Z4220-968999655 Genuine Original Equipment Manufacturer (OEM) part. Compatible Brands: Husqvarna,Craftsman 121633