Niner RLT 9 Frameset Frame
What the checker says90will not fit57worth knowing
Run variant by variant through the road 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 1001 verified road bike parts in this catalog. 843 produced no finding of any kind.
Will not fit
- Will not fiterror · Front WheelBrake system mismatch: Frame = disc, Front wheel = rim. Disc and rim-brake parts do not mix on one build. On 7 of the 101 verified front wheels in this catalog.
- Will not fiterror · Rear WheelBrake system mismatch: Frame = disc, Rear wheel = rim. Disc and rim-brake parts do not mix on one build. On 7 of the 112 verified rear wheels in this catalog.
- Will not fiterror · Front CaliperBrake system mismatch: Frame = disc, Front brake = rim. Disc and rim-brake parts do not mix on one build. On 6 of the 35 verified calipers in this catalog.
- Will not fiterror · Rear CaliperBrake system mismatch: Frame = disc, Rear brake = rim. Disc and rim-brake parts do not mix on one build. On 6 of the 35 verified calipers in this catalog.
- Will not fiterror · Shifter/Brake LeversBrake system mismatch: Frame = disc, Levers = rim. Disc and rim-brake parts do not mix on one build. On 3 of the 25 verified shifter/brake levers in this catalog.
Rg bb shell, Bottom Bracket. 42 more findings from the same check, on up to 1 of the 44 verified bottom brackets each.
Rg seatpost, Seatpost. 27 more findings from the same check, on up to 1 of the 58 verified seatposts each.
Rg rear axle, Rear Wheel. 7 more findings from the same check, on up to 1 of the 112 verified rear wheels each.
Rg steerer, Fork. 6 more findings from the same check, on up to 1 of the 17 verified forks each.
Rg brake mount, Rear Caliper. 3 more findings from the same check, on up to 1 of the 35 verified calipers each.
Open a variant in the builder to see the ones that apply to your own parts.
Worth knowing
Rg bb advisory, Crankset. 54 more findings from the same check, on up to 1 of the 54 verified cranksets each.
Rg xplr udh, Rear Derailleur. 3 more findings from the same check, on up to 1 of the 29 verified rear derailleurs each.
Open a variant in the builder to see the ones that apply to your own parts.
$1,199.00 MSRP
What the maker states
- Rear axle
- 12x142
- Bottom bracket
- Bottom-bracket shell pf30
- Seatpost
- Takes a 27.2 mm seatpost
- Maximum tire
- Tire up to 50 mm (maker-stated maximum)
- Wheel sizes
- Built for 700c and 650b wheels
- Brake system
- Disc-flat
The rest of what the maker states5 stated·1 not published
- Brake mount flat-mount.
- Steerer Tapered (1.5-1.125).
- Maximum tire basis: label.
- Front-derailleur mount braze-on.
- Sold as a frame only.
1 further field the checker looks for is not published by Niner, so we leave it blank rather than estimate it, and that check stays silent on this frame. It is maximum rear rotor. Each is recorded as “not stated by the maker (not checked)”.
Source: the maker’s page. Last checked 2026-07-23.
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 Aeroflux Integrale (Handlebar) No conflicts found
- 3T Apto Stealth Stem (Stem) No conflicts found
- 3T Superergo LTD (standard, non-INTEGRALE) (Handlebar) No conflicts found
- Argon 18 SUM D-Shape Seatpost (Seatpost) Will not fit
- BMC Roadmachine 01 Fork (Fork) Will not fit
- BMC Seatpost AS8 (Teammachine R 01) (Seatpost) Will not fit
6 of 665 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.