BMX Bikes

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Get on board the small wheelers with the big heart. Our range of complete BMX bikes has all areas covered. From beginner to pro we have BMX bikes for sale for all styles of riding and all styles of rider. Race, park, street or dirt, we stock the latest bikes from the best brands, including complete ranges of Mongoose BMX bikes, WeThePeople, United, Fit Bike co and many more. Now an Olympic sport, BMX is as popular as ever - become part of it here. Use the filters on the left to find the right bike for you.

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Search found 594 BMX Bikes

Jet BMX Yoof 14" BMX Bike Gloss Blue
  • £239.99

The Yoof 14” is the newest addition to the Yoof range from Jet BMX. The 14” frame & wheels make this bike a perfect fit for smaller riders that are needing a bigger bike than their current Balance or 12” pedal bike. The Jr size grips, seat, pedals & brake setup make this bike an ideal first bike at a great affordable price. Features include: pro spec geometry hi ten steel frame with top tube gusset, 6.5” steel bars, 9t Semi sealed cassette hub, 2.0” Innova tyres & much more. ###section### Product Specs FRAME MATERIAL: Hi Ten Steel WHEEL SIZE: 14" TOP TUBE LENGTH: 14.6" CHAIN STAY LENGTH:  HEADTUBE ANGLE:  SEAT TUBE ANGLE:  FORKS: Hi Ten Steel BARS: 6.5" Hi Ten Steel STEM: Alloy Top Load HEADSET: Aheadset Looseball BRAKE MOUNTS: N/A BRAKES: Caliper FRONT HUB: Looseball 10mm FRONT RIM: 28h Single Wall Alloy REAR HUB: 9t Semi Sealed Cassette REAR RIM: 28h Single Wall Alloy TYRES: Innova 2.0" SPROCKET: 25t Steel CRANKS: 127mm forged 1pc BB: Looseball USA PEDALS: Plastic Jr Platform SEAT: Jr Padded seat and post combo GEARING: 25/9 WEIGHT: 18.91lbs / 8.57Kgs ###section### Product Highlights Smaller 14" Wheels - The Perfect fit for for 5-8 years olds (3ft - 3ft 6 / 90cm - 105cm) Specifically designed for the smaller rider, just starting out in BMX Strong Hi-Ten steel construction Geometry designed with the smaller rider in mind Built with components designed for smaller riders ###shogun-image-section###

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Jet BMX Block BMX Bike Gloss Red
  • £199.99
  • RRP £279.99
  • Saving you £29

This Jet BMX Bike is the most affordable full size 20" BMX we currently offer, and with everything it has on it it's a perfect entry level bike. It's packed full of features like the Hi-ten 20.25" top tube frame, 8" high steel bars, 3-piece forged cranks with sealed mid BB, 9t sealed cassette hub, padded seat and post combo and so much more. It's unheard of to get 3-piece cranks, sealed hubs and bearings at this price point - all of these things mean the bike is lighter, stronger and harder wearing than parts normally found at this price. ###section### Product Specs FRAME MATERIAL: Hi Ten Steel WHEEL SIZE: 20" TOP TUBE LENGTH: 20.25" CHAIN STAY LENGTH: 13.5" HEADTUBE ANGLE:  SEAT TUBE ANGLE:  FORKS: Hi-Ten Steel BARS: 8" Hi Ten Steel STEM: Alloy Top Load HEADSET: 1 1/8 Aheadset BRAKE MOUNTS: Welded U-Brake BRAKES: U-Brake FRONT HUB: Looseball FRONT RIM: Single Wall Alloy REAR HUB: 14mm Sealed 9t Cassette Hub REAR RIM: Single Wall Alloy TYRES: Innova Street 2.25" SPROCKET: 25t Steel CRANKS: 3-piece Chromoly 170mm BB: Sealed Mid PEDALS: Platform Plastic SEAT: Padded Combo GEARING: 25/9 WEIGHT: 25.4lbs ###section### Product Highlights Full size Bike with a shorter Top Tube and geometry to suit riders who are 4ft - 5ft 4"/120cm -160cm A great all rounder suitable for any type of riding Sealed rear hub Popular first BMX bike Strong and durable crankset ###shogun-image-section###

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Jet BMX Yoof 20" BMX Bike Gloss Black with Purple Tyres
  • £249.99

The Yoof 20 has been designed from the ground up specifically to suit the smaller rider thats not quite big enough for a regular 20 BMX but a bit too big for a bike with 18 wheels. The Yoof 20 features a smaller frame, bars and cranks to best fit the smaller rider. This BMX also benefits from a forged 1 piece crankset, 25t-9t gearing, a 9t cassette hub and a low stand over height. One of the most affordable 20" wheel bikes available and great value for money. ###section### Product Specs FRAME MATERIAL: Hi Ten Steel WHEEL SIZE: 20" TOP TUBE LENGTH: 18.5" CHAIN STAY LENGTH:  HEADTUBE ANGLE:  SEAT TUBE ANGLE:  FORKS: Hi-Ten Steel BARS: 7" Hi Ten Steel STEM: Alloy Top Load HEADSET: Sealed Aheadset BRAKE MOUNTS: Welded U-Brake BRAKES: U-Brake FRONT HUB: Looseball FRONT RIM: Single Wall Alloy REAR HUB: 9t Sealed Cassette Hub REAR RIM: Single Wall Alloy TYRES: Innova Street 2.2" SPROCKET: 25t Steel CRANKS: 1pc Forged Crankset BB: Looseball USA PEDALS: Platform Plastic SEAT: Padded Combo GEARING: 25/9 WEIGHT: 23.38lbs ###section### Product Highlights Full Size Bike with a Shorter Top Tube and geometry to Suit riders who are 4ft - 5ft 4" / 120cm -160cm A great all rounder suitable for any type of riding Strong Hi-ten steel construction U-brake system on welded mounts Great quality BMX bike for riders on a budget ###shogun-image-section###

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Jet BMX Yoof 18" BMX Bike Gloss Black
  • £259.99

Jet BMX have specifically designed and tailored the Yoof 18" to suit the smaller rider (3ft 5" - 4ft 5"). The Yoof BMX delivers way more than it should for a bike at this price, straight out of the box it's ready to go. Featuring scaled down grips, pedals and seat to best fit the smaller rider, the Yoof also utilises smaller 152mm 1-piece crank system, 25/9 gearing a 9t cassette hub and a lightweight 36 spoke wheelset. Available in 2 colours, Gloss Black with Yellow Details & Gloss Blue. ###section### Product Specs FRAME MATERIAL: Hi Ten Steel WHEEL SIZE: 18" TOP TUBE LENGTH: 18" CHAIN STAY LENGTH:  HEADTUBE ANGLE:  SEAT TUBE ANGLE:  FORKS: Hi Ten Steel BARS: 7" Hi Ten Steel STEM: Alloy Top Load HEADSET: Aheadset Looseball BRAKE MOUNTS: Welded BRAKES: U-Brake FRONT HUB: Looseball 10mm FRONT RIM: Single Wall Alloy 36H REAR HUB: 9t Semi Sealed Cassette REAR RIM: Single Wall Alloy 36H TYRES: Innova 2.2" SPROCKET: 25t Steel CRANKS: 1-piece Forged BB: Looseball USA PEDALS: Plastic Jr Platform SEAT: JR Padded Seat & Post combo GEARING: 25/9 WEIGHT: 21.84lbs / 9.90Kgs ###section### Product Highlights 18" wheels are great for riders just a bit too small to manoeuvre a full size 20" Bike (approx 3ft 4 - 4ft 4"/100cm-130cm) Great for Riders who are just too small to handle a full size 20" BMX Strong Hi-Ten steel construction U-brake system on welded mounts Geometry designed with the smaller rider in mind ###shogun-image-section###

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GT Slammer 2023 - BMX Bike
  • £309.75
  • RRP £350.00
  • Saving you £12

The Slammer has the aspiring Olympic skatepark rider in mind. The frame's geometry is quick responsive allowing the bike to handle easier as the young rider builds up their strength. Items like a cable detangler, sealed mechanism 14mm axle, 9T cassette hub, and adjustable railed saddle are the little details that will allow this future champion to practice with confidence.Key Features:GT NBS 40mm Topload Stem,SST ORYG Cable Detangler,Adjustable Railed 2pc Saddle.

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GT Pro Series Heritage 24w 2023 - BMX Bike
  • £499.00
  • RRP £600.00
  • Saving you £17

Inspired by the past for the movement of today. The Pro Series line is purpose-built with the input of our Bike Life Coalition to hold up to any session with your squad. Hone your skills as you raise it up in the street and become the king of your neighborhood.Key Features:Slotted 14mm Axle Disc Freewheel Hub,14mm Peg sized G-1 Chain Tensioners to keep your wheel tight ,Light weight 14mm knurled alloy pegs.

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GT Mach One 16 BMX Bike 2022 - Blue - 16", Blue
  • £269.99
  • RRP £329.99
  • Saving you £18

GT Mach One 16 BMX BikeThe Mach One 16 from GT is the ideal BMX race bike for letting your little one loose in the world of BMX riding. Engineered from tough and durable aluminium, the Race Styling frame gives a comfortable and balanced position as they make their maiden rides through the streets and skateparks. GT's smallest Mach One offering with 16" wheels that are ideal for a rider 3'6" and under.Hard-Wearing, Junior Race BMXDependably designed to instil confidence and composure as your mini-rider builds up their riding skills, this 16" Mach One comes equipped with reliable components to make every ride as enjoyable as can be. A set of GT Power series Cr-Mo 3-piece cranks ensure smooth and strong pedalling, while the hi-ten steel fork and GT Race handlebar ensure quality steering and handling on every outing. Innova tyres add superb cushioning for a rampant roll on every run.Features Frame: GT Mach One Race MK2, 6061 Alloy, American BB, Reverse Dropouts, V-Brakes, 1-1/8" H/T Fork: Rigid, Steel, 1" Steerer Crankset: Steel Forged 1pc., 114mm Arms, 36T Steel Chain Ring Rims: Alloy Single Wall, 28h Hubs: Front: Steel Body, 28h, 3/8" Axle; Rear: Steel Flip Flop Thread-on Body, Freewheel, 28h, 3/8" Axle Spokes: Stainless Steel, 14g Tyres: Innova, 16 x 1.75" Handlebar: GT Race, Steel, 3"H x 17.7"W Stem: Alloy Ahead Stem, 37mm Grips: GT Junior Headset: 1-1/8" Threadless, Steel Saddle: GT Uni Mini Padded Seatpost: 22.2 Integrated Brakes: Alloy V-Brake Chain: KMC S1 Bottom Bracket: American BB Pedals: GT Mini Size Platform, PP Material Please note: this bike is for use on BMX tracks and skate parks. In many countries, it is illegal to use this bike on public roads without using the two independent braking systems provided (a front and rear brake).Note: Manufacturer may reserve the right to change the specification of that listed or shown on this page.Buy GT Bikes from Chain Reaction Cycles, the World's Largest Online Bike Store.

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GT Mach One Expert BMX Bike 2022 - Blue - 20", Blue
  • £279.99
  • RRP £349.99
  • Saving you £20

GT Mach One Expert BMX BikeA superb freestyle bike in the GT beginner-level Mach One series, this 20"-wheeled Expert model is durable, reliable and supportive and brings you right up to speed with what the sport of BMX riding has to offer. Entry to BMX Racing shouldn't cost an arm and a leg. The Mach One Expert is made to fit riders 4'8"-5'4".GT Mach One Race Frame and Superb ComponentsIntended for the beginner BMX rider, this version of the Mach One Expert model is a superb option for the thrill-seeking first-timer. It's created with modern geometry to help enhance your race track skills, so your style stands out from the crowd. Plus, with a GT Mach One Race aluminium frame at its core, fitted with Power Series CrMo cranks and rolls on single-wall alloy rims and GT Wing tyres, it ensures every journey is fast, confidence-inspiring and fun.Features Frame: GT Mach One Race MK2, 6061 Alloy, Euro BB, Reverse Dropouts, V-Brakes, 1-1/8" Integrated H/T Fork: GT BMX Race, Hi-Ten Steel 1 1/8" Steerer, Tapered Legs, 3/8" Dropouts Crankset: GT Alloy Forged 3pc, 165mm, Square Taper, 38T Rims: Alloy Double Wall, 28h Hubs: Front: Steel Body, 28h, 3/8" Axle ; Rear: Steel Flip Flop Thread-on Body, Freewheel, 28h, 3/8" Axle Spokes: Stainless Steel, 14g Tyres: Kenda Race, 20 x 1-3/8" Handlebar: GT Race, Steel, 6.5"H x 26"W, 8° Back, 4° Up, 19mm O.D. Cross Bar Stem: GT Top Load, 1", 40mm Grips: GT Statement Headset: 1 1/8" Integrated Design, 45X45 Degree Sealed Bearings Saddle: GT Uni Mini Padded Seatpost: 22.2 Integrated Brakes: Alloy V-Brake Chain: KMC S1 Bottom Bracket: Threaded Square Type Pedals: GT Mini Size Platform, PP Material Please note: this bike is for use on BMX tracks and skate parks. In many countries, it is illegal to use this bike on public roads without using the two independent braking systems provided (a front and rear brake).Note: Manufacturer may reserve the right to change the specification of that listed or shown on this page.Buy GT Bikes from Chain Reaction Cycles, the World's Largest Online Bike Store.

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GT Mach One Mini BMX Bike 2022 - Blue - 20", Blue
  • £299.99
  • RRP £349.99
  • Saving you £14

GT Mach One Mini BMX BikeThe ideal starting point to begin your journey into the world of BMX racing, the Mach One Mini is a fast and reliable race BMX bike that is optimised to deliver the thrill of podium chasing.Strong and Lightweight Aluminium Frame ConstructionThis superb beginner BMX racer features a GT Mach One Race aluminium frame that's designed with modern geometry to compliment speed, control and comfort. Also, it's equipped with quality alloy-forged 3-piece cranks, GT Race handlebars and Kenda Race tyres to give new riders a head start.Perfect for Aspiring BMX RacersThis bike is perfect for the newcomer to the world of BMX racing, and its quality build and construction inspire confidence for riders in the early stages of racing.Features Frame: GT Mach One Race, 6061-T6 AL, Euro BB, Reverse Dropouts, 1" Integrated H/T Fork: GT BMX Junior Race, Hi-Ten Steel 1" Steerer, Oval 31.8 X 1.4mm Blades, 315mm A/C, 3/8" Dropouts Crankset: Alloy Forged 3pc., Square Taper, 140mm, BCD110, 36T Steel Chain Ring, Chain Ring Bolts Rims: Alloy Double Wall, 28h Hubs: Front: Steel Body, 28h, 3/8" Axle; Rear: Steel Flip Flop Thread-On Body, Freewheel, 28h, 3/8" Axle Spokes: Stainless Steel, 14g Tyres: Kenda Race, 20 x 1-1/8" Handlebar: GT Race, Steel, 2"H x 22"W 8° Back, 2° Up Stem: GT Top Load, 1", 40mm Grips: GT Statement logo grips Headset: 1" Integrated Design, 36X45 Degree Sealed Bearings Saddle: GT Uni Mini Kevlar Padded Seatpost: Alloy integrated w/ Saddle, 25.4 x 150mm Brakes: Alloy V-Brake Chain: KMC S1 Bottom Bracket: Euro Sealed Bearings Pedals: GT Mini Size Platform, PP Material Please note: this bike is for use on BMX tracks and skate parks. In many countries, it is illegal to use this bike on public roads without using the two independent braking systems provided (a front and rear brake).Note: Manufacturer may reserve the right to change the specification of that listed or shown on this page.Buy GT Bikes from Chain Reaction Cycles, the World's Largest Online Bike Store.

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GT Performer Jr 18 BMX Bike - Aqua - 18", Aqua
  • £229.99
  • RRP £299.99
  • Saving you £23

GT Performer Jr 18 BMX BikeThe GT Performer Jr 18 is great for smaller, younger riders who want a stylish bike that will get them up to speed and keep them in control at the skatepark or at the dirt jumps. It's the ideal steppingstone into the world of freestyle junior riders that are not quite ready for larger 20"-wheel bike while still giving them a bike that stylish, agile and easy to handle.18" Wheels and Quality GT ComponentsThis Performer Jr model is a ride that lets your young thrill-seeker confidently get to grips with what the world of BMXing is all about. Perfect for learning and honing skills, this brilliant beginner BMX is kitted out with a GT hi-tensile steel frame, GT Power series CrMo (Chromoly) three-piece cranks and a GT Freestyle two-piece handlebar, giving top-end features to an entry-level bike.Agile, Stable and Confidence-Inspiring Junior's BikeWith a GT FS design fork bearing the brunt of every landing, this version's solid 18" wheels with Innova tyres also assist your junior rider by softening the blow of every trick they nail. This fantastic member of GT's roster is a perfect choice of upgrade for budding skatepark-shredders who want to give stuck into tricking it out with confidence and style.Features:Frame: Hi-Ten Steel Tubes, DT Gusset, American BB, Seat Stay U-Brake, 1-1/8" H/T, with Removable Rotor TabsFork: GT FS Design, Hi-Ten 2pc. Steerer & Tapered Legs, 31mm OffSet, 3/8" Axle DropoutsChain: KMC Z410Cranks: GT Power Series Cr-Mo 3pc., 170mm Arms, 19mm x 8T Cr-Mo Spindle, GT 25T Steel ChainwheelBottom Bracket: American Loose Ball BearingPedals: GT Mini Size Platform, PP MaterialCog Set: 9T 1pc. DriverTyres: Innova 18 x 2.1"Front Hub: Steel Body, Loose Ball 3/8" x 150mm Heat Treated Axle, 20h, 15mm NutRear Hub: Alloy Body, 1 Loose Ball, 4 Sealed Bearing 14mm x 165mm Axle, 9T Cassette, 20h, 17mm NutSpokes: Stainless Steel, 14gBrakes: Aluminium U-Brake with Soft Compound PadFront Brake: Aluminium U-Brake with Soft Compound PadRear Brake: Aluminium U-Brake with Soft Compound PadBrake Levers: Alloy U-typeHandebar: GT Freestyle 2pc., Steel, 8"H x 27"W, 3° Up, 11° BackStem: GT Top Load, 1-1/8", Cold Forged Cap, 32mm Rise, 40mmGrips: Mushroom Style 100mm Soft Compound, witho Flange with GT Removable PlugHeadset: 1-1/8" Threadless, SteelSaddle: Integrated Saddle with PostSeatpost: IntegratedPlease note: this bike is for use on BMX tracks and skate parks. In many countries, it is illegal to use this bike on public roads without using the two independent braking systems provided (a front and rear brake).Buy GT Bikes from Chain Reaction Cycles, the World's Largest Online Bike Store.

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GT Performer 20 BMX Bike - Teal - 20", Teal
  • £369.99

GT Performer 20 BMX BikeThe Performer 20 BMX from GT is a strong, agile and dependable freestyle BMX-bike that's suited to hitting-up skateparks, local street spots and demanding dirt jump trails. It features a reliable hi-ten steel frame with a MID bottom bracket and gyro rotor tabs. Plus, it's armed with quality GT components to ensure you are always in control and are pushing your riding ability to the next level.Designed for Speed, Agility and StyleThis Performer model is designed and engineered for thrill-seekers aiming to confidently push your ability and style to new heights. Perfect for advancing and perfecting your skills, this stylish 20"-wheel freestyle BMX is equipped with a GT hi-tensile steel frame, GT Power series chromoly (CrMo) three-piece cranks and a GT Freestyle two-piece handlebar, giving top-end features that any rider of any ability level can appreciate.GT FS Design Tapered Forks and GT Finishing KitWith a GT FS Design fork bearing the brunt of every landing, this version's dependable 20" wheels with GT LP-5 tyres also assist your traction and grip over any terrain you ride. Plus, this stylish BMX is kitted out with a superb GT finishing kit that ensures you can hit any feature with complete commitment and composure.Features: Frame: Hi-Ten Steel Tubes, DT Gusset, MID BB, Seat Stay U-Brake, Integrated 1-1/8" H/T w/ Removable Rotor Tabs Fork: GT FS Design, Hi-Ten 2pc. Steerer & Tapered Legs, 31mm OffSet, 3/8" Axle Dropouts Rims: Alloy Single Wall, 36h Spokes: Stainless Steel, 14g Pedals: GT Low Profile FS Platform Design Cranks: GT Power Series CrMo 3pc., 170mm Arms, 19mm x 8T CrMo Spindle, GT 25T Steel Chainwheel Bottom Bracket: MID Sealed Bearing Chain: KMC Z410 Rear Cogs: 9T 1pc. Driver Handlebar: GT Freestyle 2pc., Steel, 8.5"H x 29"W, 3° Up, 11° Back Grips: GT Super Soft 155mm Single Compound w/o Flange w/ GT Removable Plug Stem: GT Top Load, 1-1/8", Cold Forged Cap, 32mm Rise, 50mm Headset: 1 1/8" Integrated Design, 45X45 Degree Sealed Bearings Brake: Aluminium U-Brake w/ Soft Compound Pad Brake Lever: Alloy U-type Seat: GT Pivotal Padded Seatpost: Alloy Pivotal 25.4 x 200mm Front Hub: Alloy Body, Sealed Bearings 3/8" Axle, 36h, 15mm Nut Front Tyre: GT LP-5 20 x 2.2" Rear Hub: Alloy Body, 1 Loose Ball, 4 Sealed Bearing 14mm x 180mm Axle, 9T Cassette, 36 Hole, 17mm Nut Rear Rear Tyre: GT LP-5 20 x 2.35"Please note: this bike is for use on BMX tracks and skate parks. In many countries, it is illegal to use this bike on public roads without using the two independent braking systems provided (a front and rear brake).Buy GT Bikes from Chain Reaction Cycles, the World's Largest Online Bike Store.

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GT Mach One 20 Junior BMX Bike 2021 - Blue - 20", Blue
  • £269.99
  • RRP £349.99
  • Saving you £23

GT Mach One 20 Junior BMX BikeThe GT Mach One Junior is the ideal starting point for a junior rider to begin their journey into the world of BMX riding. The Mach One 20 is fast, agile, reliable and stylish. Plus, it rolls upon 20" wheels and has a strong and lightweight 6061 alloy frame at its core with superb components to quickly get you up to speed.Strong and Lightweight Aluminium Frame Construction This superb beginner BMX racer features a GT Mach One Race aluminium frame that's designed with modern geometry to compliment speed, control and comfort. Also, it's equipped with quality alloy-forged 3-piece cranks, GT Race handlebars and Kenda Race tyres to give new riders a head start.Perfect for Aspiring BMX Racers This bike is perfect for the mid-sized rider and its quality build and construction inspires confidence for riders in the early stages of racing.Features: Frame: GT Mach One Race MK2, 6061 Alloy, Euro BB, Reverse Dropouts, V-Brakes, 1-1/8" Integrated H/T Fork: GT BMX Race, Hi-Ten Steel 1" Steerer, 3/8" Dropouts Crankset: GT Alloy Forged 3pc, 152mm, Square Taper, 38T Rims: Alloy Double Wall, 28h Hubs: Front: Steel Body, 28h, 3/8" Axle; Rear: Steel Flip Flop Thread-on Body, Freewheel, 28h, 3/8" Axle Spokes: Stainless Steel, 14g Tyres: Kenda Race, 20 x 1-3/8" Handlebar: GT Race, Steel, 4"H x 24"w/ 8-deg Back, 2-deg Up, 19mm O.D. Cross Bar Stem: GT Top Load, 1", 40mm Grips: GT Statement Headset: 1 1/8" Integrated Design, 45X45 Degree Sealed Bearings Saddle: GT Uni Mini Padded Seatpost: 22.2mm Integrated Brakes: Alloy V-Brake Chain: KMC S1 Bottom Bracket: Euro sealed Pedals: GT Mini Size Platform, PP Material Please note: this bike is for use on BMX tracks and skate parks. In many countries, it is illegal to use this bike on public roads without using the two independent braking systems provided (a front and rear brake).Buy GT Bikes from Chain Reaction Cycles, the World's Largest Online Bike Store.

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