Cube Reaction Hybrid SL 750 29 polarsilver´n´orange

The "Reaction Hybrid SL 750 29 polarsilver’n’orange" model from Cube, released in 2022, is a high-quality e-mountain bike that stands out for its advanced features and robust construction. Priced at 3,799 EUR, this bike offers excellent value for money for ambitious riders.

The bike’s frame is made from Superlite aluminium and utilises Gravity Casting technology, ensuring a lightweight yet robust construction. The Agile Ride Geometry and the 1.5 headtube contribute to agile and stable handling. The frame is also equipped with Boost 148 and features a fully integrated battery as well as advanced internal cable routing. There are also mounting points for a kickstand, mudguards and a luggage rack.

Braking performance is provided by Shimano hydraulic disc brakes – specifically the BR-MT420 model with large brake discs (203 mm front and rear). The drivetrain is a Shimano XT RD-M8100-SGS ShadowPlus with 12 speeds, ensuring precise and reliable gear changes. The shift levers are Shimano Deore SL-M6100-IR, which feature direct mount and Rapidfire-Plus technology.

The Fox 34 Float AWL fork, with 120 mm of travel and a RAIL damper, is specially optimised for e-bikes and offers excellent damping and control on rough terrain. The bike is fitted with CUBE PP MTB pedals, which provide a secure grip.

The drivetrain consists of an ACID E-Crank with a length of 175 mm and a 38-tooth chainring. The cassette is a Shimano Deore CS-M6100 with a range of 10–51 teeth, allowing for a wide variety of gear ratios. The chain is the Shimano CN-M6100 model.

The handlebars are CUBE Rise Trail Bars, 720 mm wide, combined with ACID React Pro grips and a CUBE Performance Stem E-MTB stem with a diameter of 31.8 mm. The headset is an ACROS AZF-1034 with integrated cable routing.

The rims are CUBE EX30, tubeless-ready and have 32 spokes. The tyres are Schwalbe Smart Sam Active with Kevlar reinforcement and a width of 2.6 inches. The hubs are by Shimano: at the front, the HB-MT400-B model with a 15 mm axle, and at the rear, the FH-MT410-B model with a 12 mm axle; both comply with the Boost standard and feature Centre Lock brake disc mounts.

The saddle is a Natural Fit Sequence, mounted on a CUBE Performance seatpost with a diameter of 30.9 mm. The seatpost clamp is a CUBE Screwlock Semi-Integrated with a concealed tool and a diameter of 36 mm.

The Bosch Performance CX Gen4 motor (85 Nm), combined with the Bosch PowerTube 750 battery, provides powerful assistance, whilst the Bosch Kiox 300 display clearly shows all the key information. The Bosch 4A charger ensures the battery charges quickly.

Overall, the Cube Reaction Hybrid SL 750 29 in polar silver and orange offers an impressive combination of state-of-the-art technology and well-thought-out design, ideal for discerning e-mountain bike enthusiasts.