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VAN RYSEL Ultra 520 AF GF Road Bike - Rival Disc

User rating
until £1,299.99 -32%


This price includes a recycling fee for electrical equipment and batteries DecathlonDeeeTaxMentionAfterPrice / Since

From 11/01/2019 To

* Sales from to Until end of stock
* From 11/01/2019 and limited stock
£1,299.99 %
This price includes a recycling fee for electrical equipment and batteries DecathlonDeeeTaxMentionAfterPrice / Since

* From To

* Sales from to Until end of stock
* From and limited stock
Check availability in store
Designed for frequent training, endurance cycling and sportives, this disc brake road bike will tackle steep inclines just as well as flat paths, and is a great pick for longer distances thanks to the lightweight full carbon forks, SRAM rival hydraulic disc brakes and comfortable saddle.
Rated 8/10 by Cycling Weekly (Jan 2018): "As expected from Decathlon you get great value from the Ultra 520 AF GF. It’s hard to find a place on this bike where money has been saved"
Rated 4.5/5 by Cycling Plus (April 2018): "An excellent mix of sure-footed control, comfort and performance at a killer price"
  • Front and rear 12mm through axles
  • MAVIC Ksyrium disc wheels and fizik/deda finishing kit
  • UCI-approved butted alloy frame with lifetime warranty


Efficiency SRAM Rival groupset, Mavic Ksyrium wheels.
Cycling comfort New B'Twin Evo Endurance 6061 aluminium frame.
Fizik Antares endurance saddle.
Precision SRAM Rival hydraulic disc brakes.
Lifetime warranty B'Twin offers a lifetime warranty for this bike's aluminium frame.



Our new B'Twin Ultra frame is derived from the Evo Endurance technology.
It has a special geometry for increased comfort on long sports rides.
6061 aluminium with variable thickness for lower weight.
External cables for easier bike care and maintenance.
UCI-approved frame.
12 x 142 through-axle for more stiffness.
Press-fit 86 bottom bracket.
"Flat mount" callipers for better integration with the frame.
DI2 compatible.
Weight: 1470 g in size

Fork / suspension

Our new B'Twin Ultra Evo Endurance fork.
Exclusively mounted on the B'Twin Ultra Evo Endurance frame.
Carbon monocoque disc fork (flat mount calliper).
1'1/8 conical steerer tube; 1'1/2.
12 x 100 through-axle for more stiffness.
Weight: 430 g in size M

Handlebar / stem / steering

Deda RHM02 handlebar (Rapid Hand Movement)
End-to-end width:
XS / S: 400 mm.
M / L: 420 mm.
XL: 440 mm.
Diameter / width: 31.8 mm.
Drop: 130 mm.Reach: 75 mm.
Weight: 295 g.
Deda Zero 2 stem
XS: 80 mm.
S: 90 mm.
M: 100 mm.
L: 110 mm.
XL: 120 mm.
Angle: 7°
Height: 38 mm
Steerer tube diameter: 1"1/8
Material: 6061 aluminium
Weight: 140 g (in 110 mm)
Comfy gel handlebar tape for more comfort.


SRAM Rival 22 drivetrain.
SRAM Rival double front derailleur with Yaw system (79 grammes).
SRAM Rival medium cage rear derailleur (191 grammes)
SRAM Rival compact chainset.

Crankset / cassette

SRAM Rival compact 50/34 chainset
Crank length varies according to size of bike.
XS / S: 170 mm.
M: 172.5 mm.
L / XL: 175 mm.
SRAM PG-1130 cassette: 11-speed 11/28.


SRAM Rival Hydraulic brakes.
Individual lever adjustment made possible by the "Reach Adjust" technology.
Fluid used: DOT 5.1.
Front pistons: 18 mm; rear: 18 mm.
6-hole 160 mm front disc and 140 mm rear.
Weight: 493 g per wheel (lever, calliper, hose and 160 mm rotor).


MAVIC Ksyrium disc.
ISM welded rims.
17c internal rim width for low rolling resistance and increased comfort with 28 mm tyres.
24 spokes at the front and rear for perfect braking
6 holes or Center Lock.
Weight: 1890 g (pair without tyres)


Mavic Yksion tyres.
120 tpi nylon carcass.
Nylon puncture protection between beads.
Simple Compound high grip rubber.
Max. pressure: 7.7 bar /110 psi.Weight: 245 g.

Saddle / Seat post

New Fizik Antares R 3 Endurance saddle (wider for greater comfort and efficiency).
- Composite thermoplastic, carbon and kevlar shell
- Kium hollow alloy rails
- Microtex and black, non-slip Microtex cover
- Dimensions: 274x152 mm
- Weight: 205 g
Carbon performance seat post.
27.2 mm diameter for added comfort
XS: 250 mm
S: 300 mm
M,L: 350 mm
XL: 400 mm


Platform pedals.

Accessories / equipment

Comes with a lighting kit and bell.


8.5 kg in size M, without pedals

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100.00% Aluminium 6061
Care instructions: Regularly clean and lubricate your drivetrain. We recommend using our B'Twin All-in-One bike care product. Be sure to take your bike to the after-sales department at your local Decathlon store for the free safety check offered on all new bikes.
Stock advice Store your bike in a dry, cool place. If riding or storing your bike in a salty environment, be sure to wash your bike after each use.
Restricted use : Cannot take a pannier rack.


Guarantee : Lifetime warranty on the frame, 2 years on the fork, 2 years on peripheral components.