Chain Tensioner R/S for KTM SX-F, Husqvarna FC, GASGAS MC 2012-2026 - 77710084000

This is an OEM chain tensioner R/S (right/side) for the rear wheel assembly. It maintains proper chain tension and alignment on off-road motorcycles. Direct replacement for KTM/Husqvarna/GASGAS part number 77710084000.

Compatible with KTM 450 Rally Replica (2026-2018), 450 SX-F (2022-2012), 350 SX-F/XC-F (2022-2013), 250 SX/SX-F/XC/XC-F (2022-2012), 150/125 SX/XC (2022-2013); Husqvarna FR 450 Rally (2025-2019), FC 450/350/250 (2022-2015), FS 450 (2022-2016), FX 450/350 (2022-2017), TC 250/125 (2022-2016), TX 300 (2022-2017); GASGAS RX 450F Replica (2025-2023), EX 450F/350F/250F (2023-2021), MC 450F/350F/250F/250/125 (2023-2021). Fits numerous EU/US models including Factory Editions and special replicas.

Made to factory specifications for reliable performance and durability in motocross and enduro conditions. Ensures smooth power delivery by preventing chain slack.

Installation requires removing the rear wheel and sprocket assembly. Torque to manufacturer specs and check chain alignment after fitting.

Check compatibility list below to see if this part fits your motorcycle model.