ULTRA

GRX 1X12 650b
3.989 €

1x Shimano mechanical setup with an extremely wide gear range for those who value simplicity and versatility. With 650b wheels.

Size
Colour - Mustard

Shipped in 3-10 working days

Specifications are subject to change without notice

Additional Info

Free shipping on orders over 150€

The bike comes assembled

A 3T bike shipped to you is
assembled with everything including gears, brakes and headset tuned.

Watch our unboxing and assembly video

-> Link to  Unboxing and assemblying your new 3T bike

 All you need to do is:

1 - insert the front wheel

2 - mount the bars on the stem

3 - install the
seatpost

About VAT & Duties

VAT and Duties included for EU orders

VAT and Duties not included for orders outside EU except for UK and CH

More about shipping & payments

To assure you the best possible delivery service, 3T operates only with top international couriers. All of our deliveries are managed by the DHL group. Deliveries are around 5 working days from time of shipment, except for the “Custom” category: for these products, considering the unique and handcrafted finishing process, deliveries are around 20 days from receipt of the order. 

More about: Shipping and Returns

More about returns and refunds

Specs

ULTRA ~ GRX 1X12 650b

Frame
ULTRA
Headset
Integrated headset, sealed cartridge 1-1/8"+1.5", 36°
Fork
Fango Ultra w/ compact crown
Frame material
Unidirectional pre-preg carbon, High-modulus/high-strength performance blend layup
Thru-axle
100x12 front - 142x12 rear
Handlebar
3T Superergo Pro (XXS: 38cm - 51: 40cm - 54&56: 42cm - 58&61: 44cm)
Stem
3T Apto Stealth (XXS:70mm - 51:80mm - 54: 90mm - 56:100mm - 58:110mm - 61:120mm)
Front derailleur
-
Rear derailleur
Shimano GRX RD-RX822 SGS RD+ 12s
Shift/brake levers
Shimano GRX ST-RX610 12s
Brakes
Shimano BR-RX400 (SM-RT64 160mm rotors)
Crankset
Shimano FC-RX610-1 40T (XXS: 165mm, 51: 170mm, 54&56: 172.5, 58: 175mm)
Cassette
Shimano CS-M6100-12 10-51T
Wheelset
Fulcrum Rapid Red 900, 650b, 22mm internal width, tubeless ready
Seatpost
3T Carbon 27.2 round seatpost - Zero offset
Tires
Vittoria Barzo 27,5”x2.1”
Saddle
Selle Italia Model X Superflow
*Additional info
Specifications are subject to change without notice
CM
INCHES

What's my frame size?

Choosing the right bike size is crucial for a comfortable and enjoyable ride. Use this chart to pick the size which fits your body. Please note, this is merely a suggestion. For the best results, we recommend a professional bike fitting with an expert.

GEOMETRIES
Size XXS 51 54 56 58 61
Rider Height (cm) 145-160 157-171 168-180 176-186 183-195 192 & up
Rider Height* (inches) 4'9"-5'3" 5'2"-5'7" 5'6"-5'11" 5'9"-6'1" 6'0"-6'5" 6'3 & up
Stack 520 542 564 584 604 632
Reach 351 362 373 381 388 399
"Road" Headtube 122 142 158 175 196 225
Headtube angle 68.5 69.5 71.0 72.0 72.5 72.5
Fork axle-crown 375 375 375 375 375 375
Front center 597 606 602 607 616 636
Rear center 419 419 419 419 419 419
BB drop 79 79 77 77 75 75
Toptube length 510 527 545 559 574 593
Seattube length 436 463 490 518 549 576
Seattube angle 74 74 74 74 74 74

design in details