STANDARD SERVICE PARTS LIST
MODELS ZTR 4421 & ZTR 4422:
BLADES: Standard: P/N 6236
Hi-Lift: P/N 8688
BELTS: Engine To Mower Deck: P/N 6111
Serpentine Belt: P/N 6109
Engine To Transmission: P/N 1684
BRIGGS & STRATTON AIR FILTER PART NUMBERS:
Please refer to Briggs & Stratton Engine Operators Manual for correct service intervals for engine oil
changes and air filter maintenance.
Protect your engine investment, use only original equipment filters.
Model ZTR 4421: 13HP
Pre-Cleaner Foam Element: P/N 272403
Cartridge Air Cleaner: P/N 493909
KOHLER AIR FILTER PART NUMBERS:
Please refer to Kohler Engine Operators Manual for correct service intervals for engine oil
changes and air filter maintenance.
Protect your engine investment, use only original equipment filters.
14HP Command Pro Series Engines may be equipped with either and early or
late design air filter system.
Late design air filter cartridges measure 3 5/16" as shown. Early
design air filter cartridges measure 2 3/4" as shown
