What seatpost diameter does a Santa Cruz Megatower use?
The seatpost fitment standard on a Santa Cruz Megatower, and how to pick the right part.
This frame's fitment
| Frame | Santa Cruz Megatower |
|---|---|
| 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 Megatower uses a ZS44 upper zero-stack headset, a 34.9 mm dropper seatpost and a 15x110 Boost front thru-axle, with a 12x148 Boost rear.
Megatower builds are 1x, so there is no front derailleur to size. 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 Megatoweraffiliate searchFind 34.9 mm seatpost for your Santa Cruz Megatower on eBayaffiliate
Related fitment pages
34.9 mm seatpost34.9 mmBottom bracket for Santa Cruz Megatowersame frame, BB shellHeadset on a Santa Cruz Megatowersame 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) · Velopedia, Boost spacing