ACADEMY | Pump Track Bike 20" | Pump 4

ACADEMY Pump 4 – the agile 20-inch pumptrack bike in plum

The ACADEMY Pump 4 is an agile 20-inch bike specifically designed for pumptracks, dirt parks, and trick riding. The plum-colored version combines stylish design with robust technology – ideal for children and teenagers who want to master their first jumps, turns, and tricks.

Product details

At just 9.7 kg, the Pump 4 is one of the lightest bikes in its category, offering excellent handling. The special geometry ensures maximum control and riding fun in tight corners, rollers, and jumps. Thanks to the grippy tires, solid rigid fork, and reliable V-brakes, the bike is perfectly equipped for action-packed sessions on the track.

The low standover height makes getting on and off easy, while the ergonomic design ensures a sporty yet child-friendly riding position. The bike is low-maintenance and ready for any adventure on two wheels.

Key features at a glance

• Wheel size: 20 inches
• Weight: 9.7 kg
• Age: from approx. 6 years
• Height: from approx. 115 cm
• Brake type: Disc brake
• Lights: not included
• Kickstand: not included
• Saddle: adjustable
• Material: Aluminum
• Ideal for: Pumptrack, dirt park, road
• Gears: none (single speed)

Assembly

All ACADEMY bikes are 80% pre-assembled. Only the pedals, handlebars, and saddle need to be attached. Please check the brakes and tighten all screws before the first use. Ideally, final assembly should be carried out by a specialist dealer.

Service & maintenance

Our service team is always available to help with questions or spare parts. With durable components and a sustainable supply of spare parts, the Pump 4 ensures long-lasting riding fun.

Bremssystem	Hydraulic disc brake
Artikeltyp	Youth and children's bicycle
Altersempfehlung (Jahre)	Ages 6+
Geschlecht	Children
Gewicht (gramm)	9700
Ideal für	Leisure Commute to school
Körpergrösse (cm)	110 120 130
Ständer	Not available
Verpackungseinheit	3
Anzahl Gänge	1
Stützräder	Not available
Schutzblech	Not available
Sattel verstellbar	Adjustable
Reifen	Veetire
Reflektoren	1x front reflector, 1x rear reflector, 4x spoke reflectors
Rahmenhöhe (cm)	20 inches
Radgrösse vorne (Zoll)	20
Radgrösse hinten (Zoll)	20
Pedale	PU 229
Montage	80% pre-assembled
Licht	Not available
Lenker	Aluminum
Griffe	Bike
Gabel	SR Suntour
Felgen	Aluminium hollow chamber