Home / Parts / R Series Filter & O-Ring Kit R Series Filter & O-Ring KitPart number 802017Filter & O-Ring Replacement Kit for for R Series machines. Retail Cost: $26.80 Dealer pricing will vary. R Series Filter & O-Ring Kit quantity Add to Quote THE R SERIES:REMOTE-OPERATED SLOPE MOWER REAPER Remote-Controlled Robotic Slope Mower Related Products R-52 & TK-52XP Belt (PTO)850100PTO Belt replacement for R-52 & TK-52XP. Delivers reliable power transfer to keep your deck operating smoothly under load. R Series PTO Tensioner Spring860100PTO Tensioner Spring replacement built to support dependable performance and keep your equipment running at its best. R Series Transmission Drive Belt Tension Spring800792Transmission Drive Belt Tension Spring delivers reliable power transfer to keep your machine operating smoothly under load. R-60 Belt (Right Spindle Drive)801434Right Spindle Drive Belt for R-60. Delivers reliable power transfer to keep your deck operating smoothly under load.