Polygon Collosus Frame
What the checker says590will not fit20check before you buy370worth knowing
Run variant by variant through the mountain 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 5916 verified mountain bike parts in this catalog. 3018 produced no finding of any kind. Each variant produces 250 distinct errors and 8 distinct warnings.
Will not fit
- Will not fiterror · Rear ShockShock mount mismatch: Frame uses a Standard eyelet shock but Shock is Trunnion. On 496 of the 1025 verified rear shocks in this catalog. Applies to all 3 variants.
- Will not fiterror · Rear WheelUnsupported wheel setup: Polygon Collosus N7 supports 29", but this build is front (any) / rear 27.5". On 239 of the 607 verified rear wheels in this catalog. Applies to 1 of 3 variants.
- Will not fiterror · Rear WheelUnsupported wheel setup: Polygon Collosus N8 Carbon supports 29", but this build is front (any) / rear 27.5". On 239 of the 607 verified rear wheels in this catalog. Applies to 1 of 3 variants.
- Will not fiterror · Rear WheelUnsupported wheel setup: Polygon Collosus N9 supports 29", but this build is front (any) / rear 27.5". On 239 of the 607 verified rear wheels in this catalog. Applies to 1 of 3 variants.
Headset lower, Headset. 132 more findings from the same check, on up to 1 of the 70 verified headsets each.
Headset upper, Headset. 120 more findings from the same check, on up to 1 of the 70 verified headsets each.
Bb shell, Bottom Bracket. 102 more findings from the same check, on up to 1 of the 63 verified bottom brackets each.
Shock size, Rear Shock. 52 more findings from the same check, on up to 57 of the 1025 verified rear shocks each.
Fork travel min, Fork. 27 more findings from the same check, on up to 77 of the 490 verified forks each.
Udh, Rear Derailleur. 21 more findings from the same check, on up to 1 of the 75 verified rear derailleurs each.
Gearbox frame, Gearbox. 18 more findings from the same check, on up to 1 of the 6 verified gearboxs each.
Rear brake mount, Rear Brake. 18 more findings from the same check, on up to 1 of the 92 verified brakes each.
Fork travel, Fork. 12 more findings from the same check, on up to 42 of the 490 verified forks each.
Wheel config, Front Rim. 9 more findings from the same check, on up to 33 of the 75 verified rims each.
Wheel config, Front Tire. 9 more findings from the same check, on up to 223 of the 617 verified tires each.
Wheel config, Front Wheel. 9 more findings from the same check, on up to 90 of the 270 verified front wheels each.
Wheel config, Rear Tire. 9 more findings from the same check, on up to 223 of the 617 verified tires each.
Rear axle, Rear Hub. 6 more findings from the same check, on up to 27 of the 124 verified rear hubs each.
Wheel config, Fork. 6 more findings from the same check, on up to 157 of the 490 verified forks each.
Wheel config, Rear Rim. 6 more findings from the same check, on up to 3 of the 75 verified rims each.
Wheel config, Rear Wheel. 6 more findings from the same check, on up to 7 of the 607 verified rear wheels each.
Oem shock, Rear Shock. 5 more findings from the same check, on up to 1 of the 1025 verified rear shocks each.
Rear axle, Rear Wheel. 4 more findings from the same check, on up to 143 of the 607 verified rear wheels each.
Seatpost diameter small, Seatpost (rigid). 4 more findings from the same check, on up to 26 of the 70 verified seatpost (rigid)s each.
Dropper diameter small, Dropper Post. 3 more findings from the same check, on up to 146 of the 350 verified dropper posts each.
Shock stroke short, Rear Shock. 3 more findings from the same check, on up to 43 of the 1025 verified rear shocks each.
Steerer, Fork. 2 more findings from the same check, on up to 55 of the 490 verified forks 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 TireRear tire clearance: 2.6in tire is wider than Polygon Collosus N7's 2.5in frame max. On 108 of the 617 verified tires in this catalog. Applies to 1 of 3 variants.
- Check before you buywarning · Rear TireRear tire clearance: 2.6in tire is wider than Polygon Collosus N8 Carbon's 2.5in frame max. On 108 of the 617 verified tires in this catalog. Applies to 1 of 3 variants.
- Check before you buywarning · Rear TireRear tire clearance: 2.6in tire is wider than Polygon Collosus N9's 2.5in frame max. On 108 of the 617 verified tires in this catalog. Applies to 1 of 3 variants.
- Check before you buywarning · Rear RotorRear rotor: 220mm exceeds the frame max of 203mm. A post-mount adapter is the part that steps a caliper up to a bigger rotor, sold in the maker’s own discrete size steps (commonly +20mm, e.g. 160 to 180mm or 180 to 200mm) rather than for any gap - and not every step is offered for every caliper model, so check the maker’s own fitment before buying. On 15 of the 177 verified rotors in this catalog. Applies to all 3 variants.
- Check before you buywarning · Rear TireRear tire clearance: 2.8in tire is wider than Polygon Collosus N7's 2.5in frame max. On 15 of the 617 verified tires in this catalog. Applies to 1 of 3 variants.
- Check before you buywarning · Rear TireRear tire clearance: 2.8in tire is wider than Polygon Collosus N8 Carbon's 2.5in frame max. On 15 of the 617 verified tires in this catalog. Applies to 1 of 3 variants.
- Check before you buywarning · Rear TireRear tire clearance: 2.8in tire is wider than Polygon Collosus N9's 2.5in frame max. On 15 of the 617 verified tires in this catalog. Applies to 1 of 3 variants.
Rear tire frame, Rear Tire. 12 more findings from the same check, on up to 5 of the 617 verified tires each.
Rear rotor max, Rear Rotor. 1 more finding from the same check, on up to 5 of the 177 verified rotors each.
Open a variant in the builder to see the ones that apply to your own parts.
Worth knowing
- Worth knowinginfo · ForkHeadset: Polygon Collosus N7 takes ZS44 upper / ZS56 lower cups (S.H.I.S.) to mount the fork - many frames ship with one; pick one here if yours does not. On 490 of the 490 verified forks in this catalog. Applies to 1 of 3 variants.
- Worth knowinginfo · ForkHeadset: Polygon Collosus N8 Carbon takes ZS44 upper / ZS56 lower cups (S.H.I.S.) to mount the fork - many frames ship with one; pick one here if yours does not. On 490 of the 490 verified forks in this catalog. Applies to 1 of 3 variants.
- Worth knowinginfo · ForkHeadset: Polygon Collosus N9 takes ZS44 upper / ZS56 lower cups (S.H.I.S.) to mount the fork - many frames ship with one; pick one here if yours does not. On 490 of the 490 verified forks in this catalog. Applies to 1 of 3 variants.
Dropper insertion, Dropper Post. 270 more findings from the same check, on up to 3 of the 350 verified dropper posts each.
Bb advisory, Crankset. 97 more findings from the same check, on up to 2 of the 98 verified cranksets each.
Open a variant in the builder to see the ones that apply to your own parts.
$2,299.00 to $3,799.00 MSRP·3500 to 3950 g
What the maker states
- Wheel configs
- Frame takes 29" wheels
- Travel
- Frame travel 170 mm (maker-stated)
- Shock eye
- Shock eye-to-eye 230 mm
- Shock stroke
- 65 mm
- Shock mount
- Standard eyelet
- Maximum fork travel
- Approved for a fork up to 170 mm of travel
3 verified variants
| Variant | Material | Price (MSRP) | Weight | Source | Last checked | Build |
|---|---|---|---|---|---|---|
| Collosus N9 (2026) | Aluminum construction | $3,199.00 | 3900 g | maker’s page | 2026-07-16 | Build with this |
| Collosus N7 (2026) | Aluminum construction | $2,299.00 | 3950 g | maker’s page | 2026-07-16 | Build with this |
| Collosus N8 Carbon (2026) | Carbon construction | $3,799.00 | 3500 g | maker’s page | 2026-07-16 | Build with this |
The rest of what the maker states14 stated·22 not published
- Maker-stated design fork travel 170 mm.
- Rear axle Boost 148x12.
- Bottom-bracket shell BSA threaded 73.
- Upper head-tube bore ZS44/28.6 (S.H.I.S.).
- Lower head-tube bore ZS56/40 (S.H.I.S.).
- Seatpost diameter 34.9 mm.
- Rear rotor up to 203 mm (maker-stated maximum).
- Tire up to 2.5" (maker-stated maximum).
- The maker does not state a UDH dropout.
- Fits a Tapered (1.5-1.125) head tube.
- Brake mount Post mount.
- Full-suspension frame.
- Sold as a frameset, not a bare frame.
- Aluminum construction (on 2 of 3 variants); Carbon construction (on 1 of 3 variants).
22 further fields the checker looks for are not published by Polygon, so we leave them blank rather than estimate them, and those 22 checks stay silent on this frame. They are minimum rear rotor, alt shock strokes, shock stroke by size, travel by stroke, minimum fork travel, fork travel hard, coil approved, drive mode, dropout type, gearbox mount, belt drive, udh unstated, udh retrofit kit, maximum tire mm, maximum tire basis, maximum tire by wheel, head tube upper alts, head tube lower alts, headset included, headset included model, headset included part and maker shocks. 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 2026-07-16.
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.
- 5DEV R-SPEC Trail/Enduro Cranks (Crankset) Worth knowing
- 9point8 Fall Line (Dropper Post) Will not fit
- 9point8 Stout (31.8, 30mm) (Stem) No conflicts found
- ACID SLX 30 front (Front Wheel) No conflicts found
- ACID SLX 30 rear (Rear Wheel) No conflicts found
- Acros ZS44/ZS56 (Headset) No conflicts found
6 of 1701 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.