NINER BIKES RLT9 ALLOY | A lightweight and versatile aluminum gravel frameset
Lightweight for nimble riding, yet robust enough for serious fun. NINER's gravel frame lets you enjoy both touring and dirt roads your way.
Some days you want to cruise comfortably on unpaved roads, while other days you might want to load up your gear and ride long distances. The NINER BIKES "RLT9 ALLOY" gravel road frameset effortlessly accommodates all your desires.
The frame, made from 6061 hydroformed aluminum, balances lightweight performance with high rigidity. It offers the nimble acceleration characteristic of aluminum, distinct from chromoly or carbon.
Furthermore, with 50C tire clearance, ample mounts, and an RDO carbon fork, it's versatile enough for everything from bikepacking to gravel racing. Beyond its straightforward performance, it delivers the "joy of building" and the "satisfaction of ownership."
Including its unique presence, unlike major brands, this frameset is recommended for those who want to build their own unique bike.
Features
- Lightweight and high-rigidity frame made from 6061 hydroformed aluminum
- RDO carbon fork + 12mm thru-axle for both comfort and stability
- High tire clearance compatible with 700x50C or 650B x 2.0 tires
- Equipped with rack, fender, and triple cage mounts for excellent carrying capacity
- Internal cable routing for a clean look
- Dropper post compatibility for flexible dirt riding
- Versatile for a wide range of uses, from adventure riding to gravel racing
- Highly versatile frameset that offers the "joy of building"
SPEC
- Material: 6061 Aluminum (frame), RDO Carbon (fork)
- Tire Clearance: 700 x 50C or 650B x 2.0
- Axle Standard: Front 100 x 12mm, Rear 142 x 12mm
- Seatpost Diameter: 27.2mm
- Seat Clamp Diameter: 31.8mm
- FD Mount: 34.9mm
- BB Standard: PF30 (68mm width, 46mm inner diameter)
- Disc Standard: Flat mount (rear thickness 30mm)
- Headset Standard: Tapered integrated (IS42/28.6 | IS52/40)
- Included Accessories: Headset, YAWYD STEM CAP, Seat clamp, Rear axle
- Sizes Available: 47 (150-160cm), 50 (157-168cm), 53 (165-175cm), 56 (173-183cm)
While being an aluminum frame that feels undeniably light, it's a bike with a playful spirit that goes beyond just "being fast."
Thanks to the tire clearance up to 50C and abundant mounts, it offers a high degree of freedom, from loaded touring to gravel events. It gives you the feeling of naturally expanding your options, not limiting your purpose, but rather thinking, "Where shall I go today?"
Furthermore, NINER's unique presence is a major attraction. Beyond its performance, it's a brand that truly responds to the desire for "a bike that's a little different from everyone else's."
This frameset is one you'll want to grow with, adapting it to your style for bikepacking, gravel rides, and even racing.
💬 STAFF REVIEW
This is a great recommendation for those who want a bike that is lighter than chromoly and can be ridden for fun, but aren't satisfied with just performance.
It's a bike that allows you to enjoy riding itself, being lighter and more playful than chromoly, while also fully satisfying the desire for ownership with a distinctive appeal compared to major brands. It truly holds a superb position.