A-B17053943YP-AI TRANSMISSION ASMY

One New Aftermarket Replacement Transmission Assembly for Snapper and Murray Self-Propelled Walk-Behind Lawn Mowers

This aftermarket replacement transmission assembly restores the self-propelled drive function on Snapper and Murray 21" walk-behind lawn mowers. The transmission assembly (also referred to as a differential) transfers power from the engine to the rear wheels, enabling self-propelled operation. It is a direct replacement for OEM part number 7053943YP, used across a wide range of Snapper Series 20 Commercial, European, and standard walk-behind mower models, as well as compatible Murray mowers under the Fits Briggs and Stratton (B&S) parts umbrella.

Compatible Models

Snapper 21" Walk-Behind Mower Series: CRP218520 (Commercial Series 20, 21" 8.75 TP Steel Deck), CP215520HV (Commercial Series 20, 21" 5.5 GTP Steel Deck), EP2187520 (European Series 20, 21" 8.75GT Steel Deck), ERP2187520 / NX-100 (European Series 20, 21" 8.75GT Steel Deck), P2187520 (Series 20, 21" 8.75 TP Steel Deck), P2187520E, RP2187520 (Series 20, 21" 8.75 TP Steel Deck). Also fits compatible Murray self-propelled walk-behind mower models. Verify fitment using your model number and parts diagram before ordering.

Replaces Part Number(s):

7053943YP, A-B17053943YP-AI

New aftermarket replacement part - not remanufactured, not used.