Air Can Upgrade Kit - Linear XL 47.5-55mm (includes air can, volume spacers, seals, grease, oil, and decals) – Deluxe C1+/Super Deluxe Select/Select+/Ultimate C1+ (Does not fit FA)
200 HOUR/1 YEAR SERVICE KIT (INCLUDES AIR CAN SEALS, SEALHEAD SEAL, GLIDE RINGS, IFP SEALS, SEAL GREASE/OIL) (DOES NOT INCLUDE TREK FRAME SEALS) - TREK ISOSTRUT A1+ (2024+)