YoeleoUSA
G21 DB Gravel Bike Frameset
The Yoeleo G21 DB Gravel Bike Frameset is engineered for riders who crave speed, control, and versatility on any terrain. Crafted from high-modulus Toray 800 carbon fiber, this UCI-approved frame combines lightweight performance with exceptional durability. With full internal cable routing, wide tire clearance up to 700x53mm, and compatibility for racks and mudguards, the G21 is the ultimate carbon gravel bike for adventure and endurance riders alike.
|
G21
|
|
|
UCI Approved
|
Yes
|
|
Parts Included
|
G21 Frame, Fork, Handlebar, Seatpost
|
|
|
|
|
Frame
|
|
|
Size
|
45cm,49cm, 52cm, 54cm, 56cm, 58cm, 60cm
|
|
Material
|
High Modulus Toray 800 Carbon Fiber
|
|
Color
|
Arctic Ice / Desert Brown / Custom Painting
|
|
BB
|
BB T-47 inboard bearing
|
|
|
(pick the right BB-47 depending on your crank spindle size)
E.g. if you are using GRX crank : T47 BB inboard bearing for (shimano) 24mm spindle size.
|
|
|
SRAM DUB / DUB wide crank : T47 BB inboard bearing for SRAM DUB
|
|
|
SRAM GXP : T47 BB Inboard bearing for SRAM GXP
|
|
BB Width
|
86.5mm
|
|
Headtube
|
Straight 1-1/2”
|
|
Rear Dropout
|
12*142 Thru Axle
|
|
Rear Derailleur Hanger
|
Replaceable
|
|
Frame Weight
|
Arctic Ice 1150g (49cm) +/-50g
Desert Brown 1170g (49cm) +/-50g
Raw 1050g (49cm) +/-50g
|
|
|
|
|
Handlebar
|
H21 carbon integrated handlebar
|
|
Handlebar Size
|
400mm, 420mm, 440mm
|
|
Stem Size
|
80mm, 90mm, 100mm, 110mm
|
|
Handlebar Weight
|
360+/-15g (420x90)
|
|
|
|
|
Fork & Seatpost
|
|
|
Fork
|
1 1/8" - 1 1/2", 12*100 Thru Axle
|
|
Fork Weight (Painted, 56cm frame)
|
- G21 Fork: 475+/-10 (with holes)
- G21 Fork: 465+/-10 (without holes)
|
|
Seatpost Weight
|
204+/-15g
|
|
Seatpost Shape
|
D-shaped
|
|
|
|
|
Compatibility
|
|
|
Chainring
|
- Single: Max of 42t for normal crank spindle and 44t for wide crank spindle
- Double: 50-34t max with BB to Crank washer
|
|
Brake Fitment
|
Flat Mount Disc
|
|
Cable Routing
|
Internal
|
|
Bottle Mounts
|
4
|
|
Mudguard Compatible
|
Yes
|
|
Cargo Rack Compatible
|
Yes
|
|
Max Tire Width
|
700x53mm, 650Bx2.1”
|
|
|
|
|
Accessories
|
|
|
Handlebar Spacers
|
- 3mm: 1PC
|
|
|
- 5mm: 1PC
|
|
|
- 10mm: 2PCS
|
|
Headset Bearing Cap
|
10mm: 1PC
|
|
Front Axle
|
1pc
|
|
Rear Axle
|
1pc
|
|
Limited Rider Weight
|
110KG
|
|
Warranty
|
6 Years
|
Ride the Future of Gravel with the Altera G21
Pro‑Flex Seatpost (27.2 mm round) improves trail comfort and makes upgrades or dropper post swaps easier.
ExploreBuilt for Adventure
The complete frameset includes the Altera G21 frame, fork, H21 integrated carbon handlebar (with stem options), and Pro‑Flex seatpost. Available in Champagne, Arctic Ice, Desert Brown, or custom paint.
Tire Clearance
The Altera is designed with a tire clearance of 700x53c, allowing for a wide range of tire options
Double Internal Storage
The Yoeleo Altera is designed with versatility in mind, featuring an innovative storage solution that enhances your ride. With a built-in storage compartment in the toptube and an additional downtube compartment complete with an organizer bag, you can effortlessly stow your tools and gear. Keep your essentials secure, accessible, and perfectly organized, whether you're on a casual ride or a long adventure.
All Terrain Capability
Any frame can take on any terrain, but Altera doesn't take on various terrain – it conquers all of them. Its robust construction and wide tire clearance allow it to run on anything, from smoothest roads to the toughest trails. Any frame can take on any terrain, but nothing like Altera does.
Understanding Our Product
Find answers to your questions about our product here:
Tire Compatibility
The G21 accommodates a 53c gravel tire or a 2.0 MTB 29 tire. Select the right tire to enhance your ride's performance and comfort based on the terrain you're tackling.
Chainring Options
- Single: Fits up to 42T for standard cranks and up to 44T for wide crank spindles.
- Double: Accommodates a maximum of 50-34T with a BB to Crank washer.
Bottom Bracket Specs
- Our G21 uses a BB T-47 inboard bearing. Choose based on your crank spindle size:
Shimano GRX Crank: T47 BB inboard bearing for a 24mm spindle. - SRAM DUB / DUB Wide Crank: T47 BB inboard bearing for SRAM DUB.
- SRAM GXP: T47 BB Inboard bearing for SRAM GXP.
Fork Customization
Opt for a fork with mounting holes for front panniers or choose a seamless fork for improved aerodynamics.
Stem and Handlebar Combo
Yes, you can use a stem and handlebar combo. We recommend our ST1 stem with the H25 handlebar for a seamless integration.
