Indian CHALLENGER Fork Seals

The Indian CHALLENGER runs a 43 mm front fork.Every kit here is verified by the manufacturer to fit this exact bike. Fork seals can share a size and still not seat in a different fork, so we only list what is confirmed for your bike.

  • Fork tube43 mm
KitYearsSeal sizeReplaces OEM
55-122 2021–2025 43x55x10.5 Yamaha 5VX-23145-00-00
55-123 2020 43x55x9.5 Kawasaki 92049-0074, Yamaha 1C3-23145-L0-00
57-102 2020–2025 n/a n/a
56-135 2021–2025 n/a n/a
56-137 2020 n/a n/a

Verified fork kits we stock for your Indian CHALLENGER

Fork oil for your Indian CHALLENGER

A fork-oil change on the Indian CHALLENGER uses 10wt fork oil. Factory fill: Indian fork oil (Challenger uses its own spec).