What seatpost diameter does a Santa Cruz Hightower use?
The seatpost fitment standard on a Santa Cruz Hightower, and how to pick the right part.
This frame's fitment
| Frame | Santa Cruz Hightower |
|---|---|
| Seatpost diameter | 34.9 mm |
| Diameter | 34.9 mm |
| Typical class | modern trail and enduro mountain frames wanting the largest, stiffest dropper interface |
The Santa Cruz Hightower uses a ZS44 upper zero-stack headset with a ZS56 lower, a 34.9 mm dropper seatpost, a 15x110 Boost front thru-axle and, on 1x builds, no front derailleur.
The rear is Boost 12x148; confirm your generation. The bottom bracket is a 73 mm BSA threaded shell, covered on its own page.
The part to buy
Search Amazon for 34.9 mm seatpost for your Santa Cruz Hightoweraffiliate searchFind 34.9 mm seatpost for your Santa Cruz Hightower on eBayaffiliate
Related fitment pages
34.9 mm seatpost34.9 mmBottom bracket for Santa Cruz Hightowersame frame, BB shellHeadset on a Santa Cruz Hightowersame frame34.9 mm seatpost on a Specialized Stumpjumper (2019 on carbon)same standard, another frame
SOURCES: BikeGremlin, Seatpost diameter sizes (standards) · BikeRadar, Bike seatposts explained: diameters, materials, lengths · Park Tool, Standardized Headset Identification System (SHIS) · BikeRadar, Mountain bike axle standards: the complete guide