One New Aftermarket Replacement Splined Deck Pulley Fits Husqvarna (AYP / Fits Craftsman / Roper) 48" Mower Decks

This aftermarket replacement splined deck pulley mounts on the spindle shaft of Fits Husqvarna (AYP), Fits Craftsman, and Roper riding mower cutting decks. The splined bore provides a secure, slip-resistant fit on compatible spindle shafts, transferring belt-driven power to the blade assembly for consistent cutting performance. Designed for use on 48-inch mower decks.

Specifications

• Inner Diameter (ID): 5/8"
• Outer Diameter (OD): 4-7/8"
• Bore Type: Splined
• Deck Size: 48" decks

Compatible Models

Fits Husqvarna / AYP 48" Decks (2002 and newer): GT2248, GTH2248, GTH2548, GT48XLS, GT52XLS, YTH1848XP, YTH2148, YTH2448, YTH2748

Fits Craftsman: 917275022, 917275032, 917275033, 917275034 and other models with 48" decks

Roper / Sears: Compatible 48" deck models

Replaces Part Number(s):

532193198, 539107620, 78-052-SPLINED, 78052, 280-239, 11633, 174375, 193198, 532107521, 532174375, 539-107521, B1AY46, 12513

Aftermarket Interchange Numbers

Oregon 78-052; Fits Stens 280-239; Proven Part 12513; AYP 174375, 532174375; Fits Husqvarna 539-107521, 532107521

New aftermarket replacement part - not remanufactured, not used.