Home / Parts / R Series PTO Tensioner Spring R Series PTO Tensioner SpringPart number 860100PTO Tensioner Spring replacement built to support dependable performance and keep your equipment running at its best. Retail Cost: $16.00 Dealer pricing will vary. R Series PTO Tensioner Spring quantity Add to Quote THE R SERIES:REMOTE-OPERATED SLOPE MOWER REAPER Remote-Controlled Robotic Slope Mower Related Products R Series Fan Replacement801633Replacement Fan built to support dependable performance and keep your equipment running at its best. 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 Receiver Antenna (916 MHz)801025Receiver Antenna (916 MHz) replacement for R Series machine. All Series 4″ Roller4031894" Roller replacement supports stable operation and consistent ground contact across varied terrain. Compatible with Gen 4 and Gen 5.