Add to Cart Compare Quick view RZR XP-Turbo Finned Fixed Sheave & Post Assembly MSRP: Now: $575.00 Was: Polaris RZR XP-Turbo Tuner Secondary STM Finned Fixed Sheave Assembly comes with sheave part# 1001530 and post part# 2001122. MSRP: Now: $575.00 Was: Add to Cart Compare Quick view