What seatpost diameter does a Trek Checkpoint (T47) use?
The seatpost fitment standard on a Trek Checkpoint (T47), and how to pick the right part.
This frame's fitment
| Frame | Trek Checkpoint (T47) |
|---|---|
| Seatpost diameter | 27.2 mm |
| Diameter | 27.2 mm |
| Typical class | the de facto standard on modern road and gravel frames, and many hardtail and lightweight full-suspension frames |
The Trek Checkpoint gravel bike uses an integrated IS42 upper headset, a 27.2 mm class seatpost, a 12x100 front thru-axle and a braze-on front derailleur.
Checkpoint builds are often 1x, leaving the front mount unused. The bottom bracket is a threaded T47 shell, covered on its own page.
The part to buy
Search Amazon for 27.2 mm seatpost for your Trek Checkpoint (T47)affiliate searchFind 27.2 mm seatpost for your Trek Checkpoint (T47) on eBayaffiliate
Related fitment pages
27.2 mm seatpost27.2 mmBottom bracket for Trek Checkpoint (T47)same frame, BB shellHeadset on a Trek Checkpoint (T47)same frame27.2 mm seatpost on a Trek Emonda SLR (2024 on)same standard, another frame
SOURCES: Sheldon Brown, Seatpost Size Database · BikeRadar, Bike seatposts explained: diameters, materials, lengths · Park Tool, Standardized Headset Identification System (SHIS) · BikeRadar, Road bike axle standards: the complete guide