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X-Lab
X-Lab GT8 700c - Afterburner
X-Lab GT8 700c - Afterburner
Product ID: GM050526-31
Shop all X-Lab | Shop all Cyclocross & Gravel Bikes
View full detailsDescription
X-Lab GT8 700c
The GT8 is X-LAB’s first gravel platform, built for riders who see every road as an invitation. Designed for stability, control, and long-distance comfort, the GT8 transitions effortlessly from pavement to dirt, city streets to open trails.
With confident handling and durable carbon construction, it’s a gravel bike that encourages exploration without limits.
Wherever the road disappears, the GT8 keeps going.
Key Features
- 5mm Tire Clearance
- Downtube Storage
- Branta Carbon Wheelset
Clearance That Changes the Ride
With up to 55mm tire clearance, the GT8 opens the door to bigger comfort, more grip, and more capability wrapped in colorways that look as fierce as they feel."

The Seat Stay Advantage
A unique seat stay design balances strength, compliance and precision handling. The GT8 is built to maximize ride performance while staying true to modern gravel standards and race-ready intent.



Specifications
FRAMEXDS Carbon Frame, Toray T-800, UDH Compatible
FORKXDS Carbon Fork, Toray T-800, 100x12mm Thru-Axle
STEMBranta Carbon Stem
HANDLEBARBranta Gravel Carbon Handlebar
SEATPOSTXDS Carbon 27.2mm
REAR DERAILLEURShimano GRX RD-RX717 Di2
SHIFTERSShimano GRX ST-RX717 Di2
BRAKESShimano GRX BR-RX715
CASSETTEShimano CS-M6100-12, 10-51T
CRANKSETBranta Alloy Power Meter Crankset, 40T, Narrow-wide Teeth, 24mm Steel Spindle, Apple Find My Anti-Theft Technology
BOTTOM BRACKETT47 24mm
ROTORSShimano SM-CL700, F:160mm R:160mm
CHAINShimano CN-M6100
WHEELSETBranta C45 Gravel Carbon Wheelset, Stainless Steel Spokes
TIRESContinental Terra Trail 700x45CMax Tire Clearance: 55C
SADDLEFizik Terra Argo X7
WEIGHT8.78 kg / 19.31 lbs (Size M)
SIZE OPTIONSXS / S / M / L / XL / XXL
Sizing & Geometry


Video
WARNING: This product contains chemicals known to the State of California to cause cancer reproductive harm
The products in this store may expose you to chemicals such as Nickel which are known in the state of California to cause cancer, and Bisphenol A (BPA) which is known to the state of California to cause birth defects or other reproductive harm.
For more information go to https://www.p65warnings.ca.gov
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