One New Aftermarket Replacement V-Idler Pulley Fits Exmark Walk-Behind Mowers
This V-idler pulley is a direct replacement Fits Exmark part number 1-303516, used in the deck drive belt system on Fits Exmark Turf Ranger, Turf Tracer, Explorer, and Viking walk-behind mowers. The pulley guides and maintains tension on the mower deck drive belt, ensuring consistent power transfer to the cutting blades. Supplied by Rotary (part 13013) and also cross-references Oregon (part 78-022).
Specifications
- Type: V-Idler Pulley
- Inner Diameter (ID): 3/8″
- Outer Diameter (OD): 3-15/16″
- Height: 29/32″
- Belt Type: 5/8″ V-belt
Compatible Models
Fits Exmark Walk-Behind Mowers: Explorer, Explorer II (EXS-20KC, EXS-20KC-2), Turf Ranger (TR18BV, TR18KC, TR20BV, TR20KC, TR22KC, TR23KC, TR23KC524), Turf Tracer Hydro 52″ (16hp, 18hp, 19hp, 20hp, 23hp), Turf Tracer Hydro 60″ (FMD52, FMD523, FMD524, FMD60, FMD602, FMD603, FMD604), Turf Tracer X-Series 52″ Hydro ECS, Turf Tracer X-Series 52″ Propane Hydro ECS, Turf Tracer X-Series 60″ Hydro ECS, Turf Tracer X-Series 60″ Propane Hydro ECS, Viking 36″
Replaces Part Number(s):
78-022, 78022, 1-303516, 1303516, 303-516, 303516
Aftermarket Interchange Numbers
Rotary 13013; Oregon 78-022
New aftermarket replacement part – not remanufactured, not used.








