Home » ROCKBROS Darwin IV 24-Inch Youth Mountain Bike – Shimano CUES 9-Speed Hydraulic Disc Bike for Ages 9–14

ROCKBROS Darwin IV 24-Inch Youth Mountain Bike – Shimano CUES 9-Speed Hydraulic Disc Bike for Ages 9–14

In stock
SKU: 70040009201
$399.99
-43% $699.00 $399.99
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Product Description

Designed specifically for riders ages 9–14, the ROCKBROS 24-Inch Youth Mountain Bike bridges the gap between children's bikes and full-size adult mountain bikes. Its lightweight aluminum frame and premium Shimano CUES drivetrain make it the perfect choice for growing riders who are ready for more challenging adventures.

The ROCKBROS 24-Inch Mountain Bike is built for riders seeking a lightweight, high-performance bike that excels on trails, bike paths, and everyday adventures. Featuring a premium aluminum frame, modern Shimano CUES 9-speed drivetrain, and powerful hydraulic disc brakes, this mountain bike delivers smooth shifting, confident braking, and exceptional control across a variety of terrains.

Choose between a lightweight rigid aluminum fork for maximum pedaling efficiency or an advanced magnesium-aluminum suspension fork with adjustable spring preload and lockout, providing added comfort and control on rough trails while allowing you to lock the suspension for more efficient riding on pavement.

Premium ROCKBROS aluminum components, lightweight wheels, and durable KENDA 24 × 1.95 tires complete a bike that's equally at home on mountain trails, neighborhood rides, and daily fitness outings.

FEATURES:

Category Rigid Fork Suspension Fork
Frame ROCKBROS Aluminum ROCKBROS Aluminum
Fork ROCKBROS Aluminum Magnesium-Aluminum Suspension, Spring Adjustable, Lockout
Shifter SHIMANO CUES U4000, 9-speed SHIMANO CUES U4000, 9-speed
Rear Derailleur SHIMANO CUES U3020, 9-speed SHIMANO CUES U3020, 9-speed
Brake Hydraulic Disc Brake Hydraulic Disc Brake
Wheels ROCKBROS Aluminum ROCKBROS Aluminum
Tire KENDA 24 × 1.95 KENDA 24 × 1.95
Saddle ROCKBROS MTB Saddle ROCKBROS YMTB Saddle
Seatpost ROCKBROS Aluminum ROCKBROS Aluminum
Handlebar ROCKBROS Aluminum ROCKBROS Aluminum
Weight 10.78 kg 12.28 kg

Approximate Weight

  • Rigid Fork: 10.78 kg (23.8 lbs)
  • Suspension Fork: 12.28 kg (27.1 lbs)

Assembly Notice: This bicycle ships approximately 90% assembled. Final assembly, brake adjustment, gear tuning, and a complete safety inspection are recommended before riding. If you are not experienced with bicycle assembly, we recommend having the bike professionally assembled and inspected by your local bicycle shop.

SHIPPING AND DELIVERY

FREE SHIPPING

  • Order Processing Time:  1-3 Business Days
  • Order Delivery Time:      8-14 Business Days

Wheel Size Typical Age Rider Height
16" 4–6 years 3'5"–3'9" (104–114 cm)
20" 6–9 years 3'9"–4'5" (114–135 cm)
24" 9–14 years 4'5"–5'3" (135–160 cm)
26" Teenagers & Adults 5'0"+ (152+ cm)
27.5" / 29" Adults 5'4"+ (163+ cm)