Black gold-KOOTU BERSERKER GRX 400-SAVA Carbon Bike
KOOTU BERSERKER GRX400 Gravel Bike
Black White-KOOTU BERSERKER GRX 400-SAVA Carbon Bike
Aero handlebar-KOOTU BERAERKER GRX 400-SAVA Carbon Bike
T800 carbon fiber fork-KOOTU BERSERKER GRX 400-SAVA Carbon Bike
FC-RX400-KOOTU BERSERKER GRX 400-SAVA Carbon Bike
RD-GRX 400-KOOTU BERSERKER GRX 400-SAVA Carbon Bike
T800 carbon fiber frame-KOOTU BERSERKER GRX 400-SAVA Carbon Bike
KOOTU Laser logo-KOOTU BERSERKER GRX 400-SAVA Carbon Bike

KOOTU BERSERKER GRX400 Gravel Bike

Regular price$1,799.00
/
Tax included. Shipping calculated at checkout.

Color
Size
Style
Size chart

Recommend size chart:

Size cm ft
47cm 145-165cm 4'9''-5'5"
51cm 160-175cm 5'3''-5'9''
54cm 171-189cm 5'7''-6'2''

For reference only, for specific size requirements, please check the frame size drawing for measurement before placing an order.

Geomety:

KOOTU BERSERKER GRX-400 frame geometry

  • Free shipping
  • Home Delivery
  • Low stock - 9 items left
  • Inventory on the way

Looking for a high-performance carbon gravel bike that can handle any terrain? Look no further than the KOOTU BERSERKER GRX-400. This top-of-the-line bike boasts a lightweight carbon frame, a powerful Shimano GRX-400 drivetrain, and rugged, versatile tires that are perfect for gravel, dirt, and pavement. Whether you're racing, touring, or exploring off-road, the KOOTU BERSERKER is the ultimate choice for serious cyclists.

  • Weight:about 9.6kg(21.21lbs)
  • Internal cable routing design
  • T800 Carbon Fiber Frame,fork,seatpost
  • Gravel specific frame
  • SHIMANO GRX 400 20 Speed 
  • Hydraulic disc brake
  • 700C*40C Continental Tires
  • KMC Chain
  • Free Pedals Include
Model KOOTU GRX-400 BERSERKER
Frame material T800 grade carbon fiber, KOOTU logo
Fork material T800 grade Carbon fiber, fork open 100mm
Handlebar Aluminum,Gravel 480*31.8mm, 40 degrees of flare
Seatpost T800 grade carbon fiber, 350mm
Thru axle Hollow type, front M12*100, rear M12*142
Wheels Aluminum, 700c,30mm depth.
Tires 40C Continental Terra ShieldWall (40-622)
Bottom bracket GINEYEA BB51
Chain KMC X10R
Crank SHIMANO FC-RX600, 46-30T(170MM)
Shifting levers SHIMANO ST-RX400
Front derailleur SHIMANO FD-RX400
Rear derailleur SHIMANO RD-RX400
Flywheels SHIMANO CS-HG500 (11-13-15-17-19-21-23-26-30-34T)
Disc rotor SHIMANO SM-RT70,140MM
Pedals SANYUN LP-658A
Saddle YBT, PU-leather

Recommend size chart:

Size cm ft
47cm 145-165cm 4'9''-5'5"
51cm 160-175cm 5'3''-5'9''
54cm 171-189cm 5'7''-6'2''

For reference only, for specific size requirements, please check the frame size drawing for measurement before placing an order.

Geomety:

KOOTU BERSERKER GRX-400 frame geometry

Shipping to
Average Delivery Time
Bikes Shipping Cost
United States
6-12 business days
Free
Australia
7-15 business days
Free
Asia
6-12 business days
Free
Middle East
10-15 business days
Free
Canada
10-15 business days
Free
Mexico
10-15 business days
Free
Israel
6-10 business days
$200
India
6-12 business days
$150
Brazil
20-35 business days
$380
Europe
12-18 business days
Free

Shipping Information

  • Once your order has been placed, we'll send you a confirmation email with your order number. 
  • When your order has been shipped, we'll send you an email with a tracking number and a link that you can track it online. 
  • No Tariff will be required to our customers on the Standard shipping methods.

Processing Time

After we received your order. It usually takes 2-3 business days for production, assembly, debug, packing, and sent out (Some new models may take 10-13 working days). Because we want to make sure the customer gets the bike 90% pre-assembled.

14-days Free replacement: contact customer service for missing and critically-damaged parts or other quality-related issues. Our customer service team will help to arrange the replacement.

Our policy lasts 14 days. If 14 days have gone by since delivery, unfortunately we can’t offer you a refund or exchange.

Revolutionize Your Ride with Our Gravel Bike Frames

Crafted exclusively for gravel enthusiasts, our bespoke gravel bike frames blend cutting-edge design with unrivaled durability, ensuring a thrilling journey through challenging terrains.

Unleash the Trail with Precision

Gravel bikes featuring a state-of-the-art carbon fiber frame. Engineered for performance and durability, these bikes redefine the limits of trail riding. The lightweight yet robust carbon construction ensures agile handling and maximum power transfer, allowing you to conquer any terrain with confidence

Internal cable routing design

Experience seamless aesthetics and enhanced aerodynamics with our internal cable routing design, elevating your ride to new levels of sleek sophistication and optimal performance

internal cable routing design
reinforced gravel bike frame-kootu bike

Reinforced bicycle frame

Unleash the power of resilience with our reinforced frame, meticulously engineered to conquer the toughest trails, providing riders with unmatched durability and unwavering stability for an adventure that knows no limits

carbon fiber vs other material-kootu bike carbon fiber vs other material-kootu bike

Elevate Your Ride: Unveiling the Future of Cycling with Carbon Fiber Mastery

Showcasing the epitome of strength and lightweight precision, our carbon fiber components unveil a symphony of performance, seamlessly merging cutting-edge technology and sleek design for an unparalleled cycling experience

Carbon Fiber frame & Seatpost

Carbon Fiber frame & Seatpost

Our carbon fiber frames redefine endurance and agility, delivering an unparalleled fusion of lightweight performance, vibration damping, and robust strength for the ultimate off-road cycling experience

Carbon fiber fork

Carbon fiber fork

Experience the pinnacle of gravel riding with our carbon fiber fork – where precision engineering meets lightweight resilience, offering unrivaled control, shock absorption, and responsiveness for a smooth and thrilling journey through any challenging terrain

Carbon fiber applications

Gravel Dominance with GRX400 Precision

SHIMANO GRX is Shimano's first kit designed specifically for gravel surfaces. Whether beginners or experienced riders, they can experience its smooth shifting, reliable braking, and excellent gravel riding comfort.

SHIMANO GRX400

SHIMANO ST-RX400

The textured GRX handlebar cover ensures stability on bumpy descents, while the anti-slip coated brake lever guarantees Shimano's excellent braking performance in wet or muddy conditions.

SHIMANO FD-RX400

The GRX front derailleur offers an extra 2.5mm clearance for enhanced mud handling, perfect with wider tires. Experience seamless precision and reliable performance, ensuring smooth gear transitions for the ultimate ride on any terrain

shimano rd-rx400

Designed for high-intensity riding and given this rear derailleur a narrow profile. It can effectively reduce chain vibration, improve chain retention, and effectively reduce the risk of scratches.

SHIMANO FC-RX600

where precision meets power, delivering optimal drivetrain efficiency and reliability for cyclists seeking top-tier performance on any terrain

SHIMANO BR-RX400

Engineered for precision and reliability, these disc brakes deliver exceptional stopping power, ensuring control and safety in diverse riding conditions

Hollow saddle

Meticulously designed for an ergonomic fit and optimal support, ensuring a pleasurable and pain-free ride

40C gravel tires

Conquer diverse landscapes with confidence using our 40C tires – the perfect blend of durability and traction, providing a smooth and stable ride on both challenging trails and city streets

Cost-effective Carbon Bike

KOOTU makes carbon fiber bicycles affordable for everyone with high-end bike configurations

Safety and quality assurance

Secure payment guarantee and 2-year frame warranty

14 days free return

KOOTU provides door-to-door delivery service and enjoy worry-free cycling with our 14 Days Free Return policy


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