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ZoomPrevelo
Alpha Four 24" Kids Bike - Pink (2026)
- Spread the cost over 6, 12, 24 or 36 months
- 0% APR Finance available on 6, 12, 24 months for orders over £250
- 0% APR Finance available on 36 months for orders over £1500
- Pay as little as 10% deposit
The Alpha Four MkIII is a versatile, 24″ geared bike crafted for confident riders ages 7 to 11. Designed to handle paved routes, paths, and light trails, it blends trail-ready performance with youth-friendly ergonomics.
Key features:
- 8-speed Microshift Acolyte drivetrain with wide 11 - 38T cassette and clutched derailleur.
- Promax hydraulic disc brakes for smooth, consistent stopping.
- Tubeless-ready double-wall 24″ rims paired with Kenda Small Block Eight tires.
- Rider Supply Pod mounts for easy access to snacks and tools.
- Kid-optimized HEIR crankset and narrow Q-factor for efficient pedalling.
MkIII upgrades over MkII:
- Hydraulic disc brakes.
- Clutched Microshift derailleur for better chain security on rough terrain.
- Tubeless-ready rims for fewer flats and enhanced traction.
- Rider Supply pod mounts for strap-free gear carrying.
- Flat-mount rear caliper tucked within the frame for protection.
- At just ~19.6lb, the Alpha Four MkIII delivers nimble agility, climbing ability, and range-without outgrowing your kid any time soon.
Specification:
Frame: Lightweight Triple Butted 6061 Aluminum. Low Center of Gravity, Kid Specific Geometry. Internally routed Cables. 3D Forged Dropouts. Dropper Post Compatible.
Fork: Bladed Aluminum Legs with 1 1/8" Aluminum Steer tube
Seat Clamp: Aluminum Quick Release
Brakes: Promax Hydraulic Disc Brakes
Derailleur: Microshift Acolyte Super Short with Springlock chain retention system
Shifter: 8 speed Microshift Acolyte Quick Trigger w/ Indicator
Freewheel / Cassette: 8 speed 11-38t Microshift H083
Crank: HEIR Lightweight Aluminum 3 piece. Narrow Width, 130mm length
Chainring: 28T Narrow Wide with aluminum chain ring guard
Bottom Bracket: 68x113 Hollow Square Taper with Sealed Cartridge Bearings
Headset: Integrated Threadless Sealed Cartridge
Rims: Doublewall Aluminum, tubeless compatible
Front Hub: 28h Aluminum Sealed Cartridge with Quick Release Skewer
Rear Hub: 28h Aluminum Sealed Cartridge with Hex Key Skewer
Tires: Kenda Small Block Eight 24x1.95 Folding Bead 60 TPI
Saddle: Prevelo 1pc Junior
Seat Post: 31.6mm alloy 1 piece
Handlebar: HEIR Riser Lightweight Aluminum 31.8 clamp, 19mm grip 580mm wide, 25mm rise
Stem: Lightweight Aluminum 31.8, 35mm Extension
Grips: 110mm Black Rubber 19mm diameter Lock-On
Pedals: Composite Big Kid, 9/16 LONG Crmo Spindle
Version: MK III
The Alpha Four MkIII is a versatile, 24″ geared bike crafted for confident riders ages 7 to 11. Designed to handle paved routes, paths, and light trails, it blends trail-ready performance with youth-friendly ergonomics.
Key features:
- 8-speed Microshift Acolyte drivetrain with wide 11 - 38T cassette and clutched derailleur.
- Promax hydraulic disc brakes for smooth, consistent stopping.
- Tubeless-ready double-wall 24″ rims paired with Kenda Small Block Eight tires.
- Rider Supply Pod mounts for easy access to snacks and tools.
- Kid-optimized HEIR crankset and narrow Q-factor for efficient pedalling.
MkIII upgrades over MkII:
- Hydraulic disc brakes.
- Clutched Microshift derailleur for better chain security on rough terrain.
- Tubeless-ready rims for fewer flats and enhanced traction.
- Rider Supply pod mounts for strap-free gear carrying.
- Flat-mount rear caliper tucked within the frame for protection.
- At just ~19.6lb, the Alpha Four MkIII delivers nimble agility, climbing ability, and range-without outgrowing your kid any time soon.
Specification:
Frame: Lightweight Triple Butted 6061 Aluminum. Low Center of Gravity, Kid Specific Geometry. Internally routed Cables. 3D Forged Dropouts. Dropper Post Compatible.
Fork: Bladed Aluminum Legs with 1 1/8" Aluminum Steer tube
Seat Clamp: Aluminum Quick Release
Brakes: Promax Hydraulic Disc Brakes
Derailleur: Microshift Acolyte Super Short with Springlock chain retention system
Shifter: 8 speed Microshift Acolyte Quick Trigger w/ Indicator
Freewheel / Cassette: 8 speed 11-38t Microshift H083
Crank: HEIR Lightweight Aluminum 3 piece. Narrow Width, 130mm length
Chainring: 28T Narrow Wide with aluminum chain ring guard
Bottom Bracket: 68x113 Hollow Square Taper with Sealed Cartridge Bearings
Headset: Integrated Threadless Sealed Cartridge
Rims: Doublewall Aluminum, tubeless compatible
Front Hub: 28h Aluminum Sealed Cartridge with Quick Release Skewer
Rear Hub: 28h Aluminum Sealed Cartridge with Hex Key Skewer
Tires: Kenda Small Block Eight 24x1.95 Folding Bead 60 TPI
Saddle: Prevelo 1pc Junior
Seat Post: 31.6mm alloy 1 piece
Handlebar: HEIR Riser Lightweight Aluminum 31.8 clamp, 19mm grip 580mm wide, 25mm rise
Stem: Lightweight Aluminum 31.8, 35mm Extension
Grips: 110mm Black Rubber 19mm diameter Lock-On
Pedals: Composite Big Kid, 9/16 LONG Crmo Spindle
Version: MK III
