Marin Alcatraz 1 Jump Bike - 2026 - Blue Green, Short
The Marin Alcatraz 1 26" Jump Bike is a purpose-built dirt jump bike designed for strength, contro...The Marin Alcatraz 1 26" Jump Bike is a purpose-built dirt jump bike designed for strength, control, and progression on jumps, pump tracks, and park lines. Its Series 3 6061 aluminium frame delivers a strong yet light platform built for repeated impacts and hard landings. Short chainstays create quick lift and responsive manuals, while a suspension-corrected CrMo fork and fast-rolling Vee tyre XCV tyres maintain speed and stability through every section.Key Features and Benefits:Series 3 6061 aluminium frame: Carefully shaped aluminium tubing creates a frame that is strong enough for repeated jumps and harsh landings while remaining light enough for fast acceleration and precise handling. This balance of strength and low weight helps maintain speed between features and improves bike control when airborne.Short chainstay dirt jump geometry: Compact rear triangle dimensions place the rear wheel closer to the rider, which improves leverage when lifting the front wheel and initiating manuals. The result is quicker pop off lips, faster corrections in the air, and better control during technical jump lines.Tektro HD-M280 hydraulic rear disc brake: A hydraulic brake system delivers consistent braking force with minimal lever effort. This improves modulation and stopping control when setting up for jumps or adjusting speed on pump tracks, allowing precise speed management before take-off.Marin Series 2 CrMo suspension-corrected rigid fork: The chromoly fork is designed to match suspension geometry while maintaining the strength and stiffness of a rigid fork. This provides accurate front-end tracking, predictable landings, and a strong structure that resists flex during heavy impacts.Horizontal dropouts with Marin chain tension device: Adjustable horizontal dropouts allow precise chain tension when running the single-speed drivetrain. This keeps the chain secure under hard pedalling and repeated landings, which improves reliability and reduces maintenance.Vee tyre XCV 26 x 2.25 tyres with LSG compound: Fast-rolling tread and durable rubber compound provide strong grip on hardpack dirt and pump track surfaces. This maintains speed through rollers and berms while giving reliable traction when loading the bike into jumps.A dirt jump bike must combine durability with precise handling, and the Alcatraz 1 is built to deliver both. The strong aluminium frame and rigid CrMo fork create a stable platform that holds its line through pump sections and stays predictable in the air. Short chainstays improve lift and responsiveness, while the hydraulic rear brake allows accurate speed control before each jump. These details work together to support consistent progression on pump tracks, jump lines, and park features.The Marin Alcatraz 1 offers a reliable platform for riders who want a dedicated dirt jump bike that can handle regular sessions and steady skill progression. Its durable construction, responsive geometry, and simple single-speed setup keep the focus on riding rather than maintenance.Dial up or tone down the party vibes with two frame sizes long or short. The short frame keeps you connected to your BMX roots, while the long frame offers a calmer ride and fits riders 5ft 11in or taller.Size - Rider height rangeShort: 5'1" to 5'9"Long: 5'6" to 6'3". The Marin Alcatraz 1 is built for riders who want a capable and dependable dirt jump bike that’s ready to ride straight out of the box. Its Series 3 6061 aluminium frame is lightweight, strong and purpose-built for the demands of jump lines, pump tracks and skateparks. Short chainstays and a compact frame design make it easy to manual, pump and throw around, while the low standover height gives you plenty of freedom to move on the bike.Key Features:Series 3 6061 aluminium frame with dirt jump geometry and horizontal dropouts CrMo rigid fork with suspension-corrected design for responsive handling Marin forged alloy single speed drivetrain with 32T chainring Tektro HD-M280 hydraulic rear disc brake with 160mm rotor 26” wheels fitted with fast-rolling Vee Tire XCV 2.25” tyres Internal cable routing and ISCG 05 tabs for a clean, durable setup Short chainstays for manuals, jumps and playful handling Available with 0% APR finance A suspension-corrected CrMo rigid fork keeps the handling direct and predictable while helping reduce weight and maintenance. Combined with the fast-rolling 26” Vee Tire XCV tyres, the Alcatraz 1 carries speed well through rollers, berms and jump sections. The simple single speed drivetrain keeps things reliable and quiet, with Marin’s forged alloy crankset designed to take repeated impacts and hard landings.Tektro’s HD-M280 hydraulic rear disc brake delivers controlled stopping power when you need to scrub speed or set up for technical features. Practical details like internal cable routing, ISCG 05 tabs and a threaded bottom bracket make maintenance straightforward while keeping the bike looking clean and dialled. Available in long and short frame options, the Alcatraz 1 lets riders choose the fit and feel that best matches their riding style.
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