Bitubo F81V2 Rear Shock for your V85 TT. Length is adjustable ~5mm +/- from stock length ~381mm. Features Adjustable Preload (Hydraulic), Rebound, Compression and Length. Purchase and we will be in touch for your specs. Orders are placed on paid orders, built at the factory in Italy. NOT STOCKED. Please allow 3~4 weeks for delivery, custom built to order ONLY. ALL CUSTOM BUILT-TO-ORDER Shocks subject to a 20% restock fee if cancelled after built and shipped from Bitubo.