Stans Flow MK4 Front Wheel
What the checker says270will not fit13check before you buy
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 5904 verified mountain bike parts in this catalog. 5292 produced no finding of any kind; that is Flow MK4 LTD front (29). Flow MK4 front (27.5) clears 4422. Each variant produces 36 to 240 distinct errors and 13 distinct warnings.
Will not fit
- Will not fiterror · Front TireFront wheel size mismatch: Front wheel 27.5", Front tire 29". On 370 of the 617 verified tires in this catalog. Applies to 2 of 4 variants.
- Will not fiterror · Rear TireUnsupported wheel setup: front 27.5" / rear 29" matches no configuration (24"/24", 26"/26", 27.5"/27.5", 29"/29", 32"/32", mullet = 29" front / 27.5" rear). On 370 of the 617 verified tires in this catalog. Applies to 2 of 4 variants.
- Will not fiterror · Rear WheelUnsupported wheel setup: front 27.5" / rear 29" matches no configuration (24"/24", 26"/26", 27.5"/27.5", 29"/29", 32"/32", mullet = 29" front / 27.5" rear). On 359 of the 607 verified rear wheels in this catalog. Applies to 2 of 4 variants.
- Will not fiterror · ForkFront wheel size mismatch: Fork 29", Front wheel 27.5". On 321 of the 490 verified forks in this catalog. Applies to 2 of 4 variants.
- Will not fiterror · Front TireFront wheel size mismatch: Front wheel 29", Front tire 27.5". On 223 of the 617 verified tires in this catalog. Applies to 2 of 4 variants.
- Will not fiterror · ForkFront wheel size mismatch: Fork 27.5", Front wheel 29". On 157 of the 490 verified forks in this catalog. Applies to 2 of 4 variants.
- Will not fiterror · Front RotorFront rotor interface mismatch: Center Lock rotor on 6-bolt front hub - no adapter exists for this direction. On 65 of the 177 verified rotors in this catalog. Applies to all 4 variants.
- Will not fiterror · ForkFront axle mismatch: Fork is 20x110 Boost (DH) but Front wheel hub is Boost 15x110. On 56 of the 490 verified forks in this catalog. Applies to all 4 variants.
Wheel config, Frame. 239 more findings from the same check, on up to 2 of the 258 verified frames each.
Front axle, Fork. 4 more findings from the same check, on up to 14 of the 490 verified forks each.
Front wheel size, Front Tire. 4 more findings from the same check, on up to 21 of the 617 verified tires each.
Wheel config, Rear Rim. 4 more findings from the same check, on up to 3 of the 75 verified rims each.
Wheel config, Rear Tire. 4 more findings from the same check, on up to 21 of the 617 verified tires each.
Wheel config, Rear Wheel. 4 more findings from the same check, on up to 7 of the 607 verified rear wheels each.
Front wheel size, Fork. 2 more findings from the same check, on up to 12 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 · Front TireFront tire width: 2.2in is below the wheel maker's recommended minimum of 2.3in for this rim - a too-narrow tire squares off and loses bead support on a wide rim. On 34 of the 617 verified tires in this catalog. Applies to all 4 variants.
- Check before you buywarning · Front TireFront tire width: 2.25in is below the wheel maker's recommended minimum of 2.3in for this rim - a too-narrow tire squares off and loses bead support on a wide rim. On 24 of the 617 verified tires in this catalog. Applies to all 4 variants.
- Check before you buywarning · Front TireFront tire width: 2.1in is below the wheel maker's recommended minimum of 2.3in for this rim - a too-narrow tire squares off and loses bead support on a wide rim. On 15 of the 617 verified tires in this catalog. Applies to all 4 variants.
- Check before you buywarning · Front TireFront tire clearance: 2.8in tire is wider than the front wheel's 2.6in max. On 15 of the 617 verified tires in this catalog. Applies to all 4 variants.
- Check before you buywarning · Front TireFront tire clearance: 3in tire is wider than the front wheel's 2.6in max. On 5 of the 617 verified tires in this catalog. Applies to all 4 variants.
- Check before you buywarning · Front TireFront tire width: 2.05in is below the wheel maker's recommended minimum of 2.3in for this rim - a too-narrow tire squares off and loses bead support on a wide rim. On 2 of the 617 verified tires in this catalog. Applies to all 4 variants.
Front tire rim min, Front Tire. 4 more findings from the same check, on up to 1 of the 617 verified tires each.
Front tire rim, Front Tire. 3 more findings from the same check, on up to 1 of the 617 verified tires each.
Open a variant in the builder to see the ones that apply to your own parts.
$310.00 to $320.00 MSRP·820 to 918 g
What the maker states
- Wheel
- Built for a 27.5" wheel (on 2 of 4 variants); Built for a 29" wheel (on 2 of 4 variants)
- Rotor mount
- 6-bolt
- Internal width
- Internal rim width 30 mm
- Hub
- Spacing Boost 15x110
- Maximum tire
- Tire up to 2.6" (maker-stated maximum)
- Minimum tire
- Tire no narrower than 2.3"
A value shown as a set or a range differs between this model’s variants and is never one variant’s spec.
4 verified variants
| Variant | Wheel | Price (MSRP) | Weight | Source | Last checked | Build |
|---|---|---|---|---|---|---|
| Flow MK4 front (29) | Built for a 29" wheel | $320.00 | 865 g | maker’s page | 2026-09-08 | Build with this |
| Flow MK4 front (27.5) | Built for a 27.5" wheel | $320.00 | 820 g | maker’s page | 2026-09-08 | Build with this |
| Flow MK4 LTD front (29) | Built for a 29" wheel | $310.00 | 918 g | maker’s page | 2026-09-08 | Build with this |
| Flow MK4 LTD front (27.5) | Built for a 27.5" wheel | $310.00 | 872 g | maker’s page | 2026-09-08 | Build with this |
The rest of what the maker states4 not published
4 further fields the checker looks for are not published by Stans, so we leave them blank rather than estimate them, and those 4 checks stay silent on this front wheel. They are maximum tire mm, maximum tire basis, tire range kind and maximum system weight. 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 2026-09-08.
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) No conflicts found
- 9point8 Fall Line (Dropper Post) No conflicts found
- 9point8 Stout (31.8, 30mm) (Stem) No conflicts found
- ACID SLX 30 rear (Rear Wheel) Will not fit
- Acros ZS44/ZS56 (Headset) No conflicts found
- Acros ZS56/ZS56 (Headset) No conflicts found
6 of 1763 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.