121-9181 Replacement Transmission for Lawn Mowers — Fits 10632, 10634, 29639, 29643

High-efficiency metal transmission 121-9181 engineered as a professional replacement part for lawn mowers and grass cutters. Compatible with models 10632, 10634, 29639 and 29643, this durable metal transmission restores performance and reliability. A practical accessory for routine repairs, the unit is designed for straightforward, easy installation so you can get your mower back in service quickly.