EXTREMA ITALIA

GRX Di2 1X12 DISCUS 45|40
$7,390.00 USD

Built for racers chasing adventure, the 3T Extrema GRX features the latest Shimano GRX Di2 for precise electronic shifting and all-terrain reliability—ready to conquer gravel, trail, and everything in between.

Colour - Perla White
Size

Free shipping on orders over 150€

Made in Italy - Ready in 8 weeks

Each bicycle is made in Italy exclusively on request, with the utmost attention to materials, finishes, and construction details. We do not maintain large inventories: we produce each model after an order is placed to ensure an exclusive product, meticulously crafted to the highest quality standards.

The average production time is about 8 weeks.

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Pay for your order in convenient monthly payments by choosing PayPal at checkout.

Pick Up Store

Pick up your fully assembled bike at your nearest store. Find authorized retail locations during checkout or in the shipping section.

Shipping and Payments

To ensure you receive the best possible delivery service, 3T works exclusively with top-tier international carriers. All our shipments are handled by the DHL Group.

Delivery times are approximately 5 business days from the date of shipment, with the exception of products in the “Custom” category: for these items, due to the unique handcrafted finishing process, delivery takes approximately 20 days from the date the order is received.

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Description

Specifications

FRAMESET
3T Extrema Italia Integrale (UDH) with Integrated storage system
FRAME MATERIAL
3T Patented Carbon Filament Winding and Resin Transfer Molding
FORK
3T Fango Extrema Integrale w/ compact crown and accessory mounts
HEADSET
Sealed cartridge 44/33 (36/45deg) - 52/42 (45/45deg)
THRU-AXLE
100×12 front - 142×12 rear (specific for 3T UDH dropout)
HANDLEBAR
3T Superghiaia Integrale LTD (S&M: 40 cm - L&XL: 42 cm)
BAR TAPE
3T Prendo Tough
STEM
3T More2 (K-Edge GPS mount included) - (S: 80 mm - M: 90 mm - L: 100 mm - XL: 110 mm)
BOTTLE CAGE
3T Carbon Side Load (Right) Water Bottle Cage
REAR DERAILLEUR
Shimano GRX Di2 RD-RX827 12s
SHIFT/BRAKE LEVERS
Shimano GRX Di2 BL-RX820(L) + ST-RX825(R) 12s
BRAKES
Shimano GRX BR-RX820 w/ Shimano RT-CL800 160 mm rotors
CRANKSET
Shimano GRX FC-RX820-1 40T (S&M: 170 mm - L&XL: 172,5 mm)
CASSETTE
Shimano Deore XT CS-M8200-12 10-51T
WHEELSET
3T Discus 45|40
TIRES
Continental Terra Adventure 700×55
SEATPOST
3T Carbon 27.2 round seatpost - Zero offset
SADDLE
Fizik VENTO ARGO X5 140 mm

Geometries

Size S M L XL
Rider Height (cm)* 157-171 168-180 176-186 183-195
Rider Height* (inches) 5'2"-5'7" 5'6"-5'11" 5'9"-6'1" 6'0" 6'5"
01. Stack 547 570 590 610
02. Reach 358 368 376 384
03. Fork axle-crown 387 387 387 387
04. Headtube LENGHT 142 158 175 196
05. Headtube angle 69.1 70.5 71.5 72.0
06. BB drop 79 76 76 74
07. Seattube angle 73.5 73.5 73.5 73.5
08. Seattube length 466 491 521 549
09. Toptube length 529 547 561 575
10. Front center 620 612 617 626
11. Rear center 437 437 437 437
12. Wheelbase 1044 1036 1040 1050
Max. Seatpost insertion** 179 206 236 265
Lowest Seatpost Height *** 637 635 635 650
* Rider heights are approximations. For more accuracv. compare stack/reach with vour current bike.
** This number is applicable to riders using the Rock- Shox Reverb AXS XPLR 27.2mm (350mm) dropper seatpost which cannot be cut for fitting.
*** WITH ROCKSHOX REVERB AXS XPLR (350mm) Lowest seatpost height when using RockShox Reverb AXS XPLR 27.2mm (350mm) seatpost measured from the center of the bottom bracket to the center of the saddle rails. Please consider the maximum seatpost insertion when you intend to use the Extrema with the Reverb AXS XPLR dropper as the insertion or the seatpost cannot exceed the number given on the geometry table under max. seatpost insertion on the table above.

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* Rider heights are approximations. For more accuracy, compare stack/reach with your current bike.

** Actual stack height is 15 mm higher due to Apto cable cover.

Gravel

With 3T’s award-winning range of aero gravel bikes, you can take on dirt roads and challenging trails without giving up speed and performance on the tarmac.

Road

Ride any road without limitations by combining comfort and speed on pure road plattforms.

E-bikes

Looks like a road bike, rips through terrain, hides a power boost inside.
The fastest gravel bike - only faster.