STM Tuner Driven Secondary Replacement Components

Sold as a set of 3, 5/16-18 x 3/4 BHCS Works for STM Gen 1 tuner secondaries with roller cover post (Part# 1001057), button cover post (Part# 1001058) Post Sold separately.

Steel Washers set of 3 for STM Billet Roller Covers 

Tuner retaining washer for the keyed shaft STM tuner secondary. 

2017-20 Thunder Cat Tuner Offset Spacer Shim .275

¼" x  ¼" x 3.5" key .

Replacement Fixed Sheave for the STM Gen 1 tuner secondary Arctic Cat 2016-2023 Assy PN 4001106 Assembly includes  Fixed sheave blank PN1001054 Qty 1 Post PN 4001104 Qty 1  

Replacement parts

The 24FDU558 bushing is a replacement bushing for some STM tuner secondary Dual Spring Caps sku: 1001676 applications. 

Movable Sheave Bushing Keeper for STM Diamond Drive Sececondary

Replacement Fixed Sheave for the STM Gen 1 tuner secondary Arctic Cat Diamond Drive.  4001092 Assembly includes: # 4001051 Post  # 4001052 Hub nut  # 1001054 STD Fixed sheave blank up to 11-1/2" dia  # 1001309 HD Fixed sheave...

Gen 1 Arctic Cat Diamond Drive secondary hub nut