Frame
New Triban EvoG frame made from aluminium 6061 T6, with its new Triban GRVL gravel-specific geometry for a better balance between
comfort and steering.
Strong, versatile frame: can accommodate a mudguard and pannier rack
Weight: 1750 g in size M.
9x135 axle spacing for a Quick Release QR axle / Flat mount brake calliper
Normative compatibility with tyre cross-sections up to 700.42 and 650.47
Fork
New Triban EvoG fork with carbon blades and aluminium 1"1/8 Aheadset steerer tube.
This fork combines comfort, low weight, and precision.
The carbon has been designed for good lateral rigidity and good filtering of frontal vibrations.
Flat mount calliper.
2 inserts on each blade for installing a front pannier rack or a bottle cage. Maximum load on the fork: 10 kg
Compatible with tyres up to 700.42 / 650.47
Brakes
TRP HY/RD disc brakes.
Cable-operated hydraulic pistons, ensuring reliability and efficiency
160mm disc at the front and rear. Flat Mount assembly.
Jagwire anti-compression sleeve to guarantee precision and efficiency
Semi-metal brake pad TRP (M515/M525)
Adjustment of the TRP/RD brakes is explained in the following video (at 10:20 min )=> https://www.youtube.com/watch?v=BcZKtFI8Els
Drivetrain
Simple and effective with the SRAM APEX1 for winding and uneven trails
SRAM APEX 1 shifters
SRAM APEX 1 rear derailleur
Rear derailleur weight: 314 g
SRAM PC1110 chain
Chain weight: 273 g
Crankset / cassette
SRAM APEX 1 PG1130 11-42 cassette
(11/13/15/17/19/22/25/28/32/36/42)
Cassette weight: 528 g
SRAM S350-1 APEX 1 40 chainset
Different crank lengths depending on the bike size:
XS, S, M: 170mm.
Saddle/Seat post
Triban ErgoFit saddle.
Hammock design for greater comfort.
Aluminium Triban seat post.
Easy seat adjustment
Diameter: 27.2mm.
Length: 250 mm in size XS, 300 mm in size S, 350 mm in size M.
The natural flex of the seat post (thanks to its 27.2 diameter) filters vibrations and impacts for greater comfort
Handlebar / stem / steering
Triban aluminium gravel handlebars with a 16° flare for better grip and excellent comfort.
Handlebar width end to end:
XS / S: 400 mm.
M: 420 mm.
Stem:
XS/S: 60 mm
M: 70mm.
Wheels
Triban Gravel 650x23c Tubeless Ready wheels for effective steering and comfort on winding and uneven trails
6063 T66 aluminium.
ETRTO dimensions: 584 x 23 C.
Height: 19 mm
Crossed steel spokes (28 front and 28 rear).
Sealed cartridge bearings.
9x100 front, 9x135 rear QR axle
Weight per pair (without cassette and QR): 2.15 kg
TESA TLR* rim strip
*For converting to tubeless, add 2 tubeless valves (product ref: 8551979) + tubeless anti-puncture liquid sealant (product ref: 8363393)
Tyre
Hutchinson Touareg 650x47, Tubeless Ready tyres with Hardskin puncture protection
585 g per tyre
Skinwall dual-rubber flex bead
127 TPI carcass
Dimensions: ETRTO 47-584 / 650x47c
Min inner tube pressure: 2.5 bar / 38psi
Max inner tube pressure: 3.5 bar / 51 psi
Tubeless pressure: 2.5 to 3 bar (85 kg rider)
Tyre compatibility
This bike can be equipped with tyres up to 700.42 or 650.47
Minimum compatibility requirements: 23” wheels and tyres with a cross-section of 37
Pedals
Platform pedals included with the bike.
We recommend either platform or SPD pedals
Bike weight
10.9 kg in size M, without pedals;
THE DESIGN OF OUR GRVL520 BIKE
Check out the story of how our bike was designed on Exposure.
From observations to field tests, and all the way through the design process:
https://triban.exposure.co/