Trek Checkpoint Frame
Every verified variant of this model carries a lifecycle status.
- Checkpoint SL 7 (2024): The catalog records this variant as discontinued. No recorded successor.
- Checkpoint ALR 5 (2023): The catalog records this variant as discontinued. No recorded successor.
- Checkpoint SL 6 (2024): The catalog records this variant as discontinued. No recorded successor.
What the checker says238will not fit11check before you buy120worth knowing
Run variant by variant through the gravel bike builder’s own engine. Every sentence below is the checker’s, unedited. Nothing here says this part fits your bike; it says what it does and does not fit among the parts we hold.
Checked against 807 verified gravel bike parts in this catalog. 652 produced no finding of any kind; that is Checkpoint SL 6 (2024). Checkpoint ALR 5 (2023) clears 587. Each variant produces 78 to 82 distinct errors and 3 to 5 distinct warnings.
Will not fit
- Will not fiterror · Front TireUnsupported wheel size: Trek Checkpoint ALR 5 supports 700c, but this build is 650b. On 30 of the 142 verified tires in this catalog. Applies to 1 of 3 variants.
- Will not fiterror · Rear TireUnsupported wheel size: Trek Checkpoint ALR 5 supports 700c, but this build is 650b. On 30 of the 142 verified tires in this catalog. Applies to 1 of 3 variants.
- Will not fiterror · Rear WheelUnsupported wheel size: Trek Checkpoint ALR 5 supports 700c, but this build is 650b. On 12 of the 71 verified rear wheels in this catalog. Applies to 1 of 3 variants.
- Will not fiterror · Front WheelUnsupported wheel size: Trek Checkpoint ALR 5 supports 700c, but this build is 650b. On 9 of the 58 verified front wheels in this catalog. Applies to 1 of 3 variants.
Rg bb shell, Bottom Bracket. 87 more findings from the same check, on up to 1 of the 30 verified bottom brackets each.
Rg seatpost, Dropper Post. 51 more findings from the same check, on up to 4 of the 40 verified dropper posts each.
Rg seatpost, Seatpost. 45 more findings from the same check, on up to 1 of the 33 verified seatposts each.
Rg brake mount, Rear Caliper. 33 more findings from the same check, on up to 1 of the 27 verified calipers each.
Rg steerer, Fork. 12 more findings from the same check, on up to 1 of the 31 verified forks each.
Rg rear axle, Rear Wheel. 6 more findings from the same check, on up to 2 of the 71 verified rear wheels each.
Open a variant in the builder to see the ones that apply to your own parts.
Check before you buy
- Check before you buywarning · Rear TireTire clearance: 50mm tire is wider than Trek Checkpoint ALR 5's 45mm frame max. On 11 of the 142 verified tires in this catalog. Applies to 1 of 3 variants.
- Check before you buywarning · Rear TireTire clearance: 55mm tire is wider than Trek Checkpoint ALR 5's 45mm frame max. On 4 of the 142 verified tires in this catalog. Applies to 1 of 3 variants.
- Check before you buywarning · Rear TireTire clearance: 55mm tire is wider than Trek Checkpoint SL 6's 50mm frame max. On 4 of the 142 verified tires in this catalog. Applies to 1 of 3 variants.
- Check before you buywarning · Rear TireTire clearance: 55mm tire is wider than Trek Checkpoint SL 7's 50mm frame max. On 4 of the 142 verified tires in this catalog. Applies to 1 of 3 variants.
- Check before you buywarning · Rear TireTire clearance: 48mm tire is wider than Trek Checkpoint ALR 5's 45mm frame max. On 3 of the 142 verified tires in this catalog. Applies to 1 of 3 variants.
- Check before you buywarning · Rear TireTire clearance: 56mm tire is wider than Trek Checkpoint ALR 5's 45mm frame max. On 2 of the 142 verified tires in this catalog. Applies to 1 of 3 variants.
- Check before you buywarning · Rear TireTire clearance: 56mm tire is wider than Trek Checkpoint SL 6's 50mm frame max. On 2 of the 142 verified tires in this catalog. Applies to 1 of 3 variants.
- Check before you buywarning · Rear TireTire clearance: 56mm tire is wider than Trek Checkpoint SL 7's 50mm frame max. On 2 of the 142 verified tires in this catalog. Applies to 1 of 3 variants.
Rg tire clearance, Rear Tire. 3 more findings from the same check, on up to 1 of the 142 verified tires each.
Open a variant in the builder to see the ones that apply to your own parts.
Worth knowing
Rg headset advisory, Fork. 78 more findings from the same check, on up to 2 of the 31 verified forks each.
Rg bb advisory, Crankset. 33 more findings from the same check, on up to 1 of the 33 verified cranksets each.
Rg xplr udh, Rear Derailleur. 9 more findings from the same check, on up to 1 of the 20 verified rear derailleurs each.
Open a variant in the builder to see the ones that apply to your own parts.
$1,750.00 to $3,700.00 MSRP·1050 to 1700 g
What the maker states
- Rear axle
- 12x142
- Bottom bracket
- Bottom-bracket shell t47-86
- Seatpost
- Takes a 27.2 mm seatpost
- Brake system
- Disc-flat
- Brake mount
- Flat-mount
- Steerer
- Tapered (1.5-1.125)
3 verified variants
| Variant | Wheel sizes | Maximum tire by wheel | Material | Price (MSRP) | Weight | Source | Last checked | Build |
|---|---|---|---|---|---|---|---|---|
| Checkpoint SL 7 (2024) | Built for 700c and 650b wheels | Tire up to 50 mm on 700c (maker-stated maximum) | not stated | $3,700.00 | 1050 g | maker’s page | 2026-07-22 | Build with this |
| Checkpoint ALR 5 (2023) | Built for 700c wheels | Tire up to 45 mm on 700c (maker-stated maximum) | alloy construction | $1,750.00 | 1700 g | maker’s page | 2026-07-22 | Build with this |
| Checkpoint SL 6 (2024) | Built for 700c and 650b wheels | Tire up to 50 mm on 700c (maker-stated maximum) | not stated | $3,100.00 | 1150 g | maker’s page | 2026-09-19 | Build with this |
The rest of what the maker states5 stated·16 not published
- Front-derailleur mount braze-on.
- Sold as a frameset, not a bare frame.
- Built for 700c and 650b wheels (on 2 of 3 variants); Built for 700c wheels (on 1 of 3 variants).
- Tire up to 50 mm on 700c (maker-stated maximum) (on 2 of 3 variants); Tire up to 45 mm on 700c (maker-stated maximum) (on 1 of 3 variants).
- alloy construction (on 1 of 3 variants).
16 further fields the checker looks for are not published by Trek, so we leave them blank rather than estimate them, and those 16 checks stay silent on this frame. They are maximum tire basis, maximum rear rotor, minimum rear rotor, head tube upper, head tube lower, headset included, headset included model, headset included part, maximum fork travel, minimum fork travel, design fork travel, fork travel hard, dropout type, udh, drive mode and gearbox mount. Each is recorded as “not stated by the maker (not checked)”.
Source: each variant links the maker’s own page in the table above. Last checked 2026-07-22 to 2026-09-19.
Checked against
The checker ran this model against every verified part below that it has a slot for, the same way it checks a build in the builder. What follows is the verdict it actually produced for that specific pairing — not a recommendation, and not a guarantee any of these parts fits your own bike.
- 3T Fango LTD (Fork) Worth knowing
- 8bar Gravel Carbon Disc Fork v2 (Fork) Worth knowing
- 9point8 Fall Line R (Dropper Post) Will not fit
- Acros ZS44/28.6 | EC44/40 Headset (Headset) No conflicts found
- BikeYoke Divine SL Rascal (Dropper Post) Will not fit
- BMC URS 01 D-Shaped Seatpost (Seatpost) Will not fit
6 of 455 counterparts with a page of their own that the checker actually probed this model against, in alphabetical order by brand and model — never by price, popularity or the verdict itself.