The thrill of speed at a price that's hard to ignore. Using the latest more aerodynamic CF3 carbon frame paired with high-value no nonsense kit. The Reacto 4000 is the ideal starting point for any aspiring road rider or racer. The thrill of speed unites road cyclists. Whether professional or amateur the fundamental goal is to push harder chase speed and break free. Nothing embodies this better than the Reacto. The latest generation delivers fundamental changes that further improve its aerodynamics reduce its weight and offer tyre clearance up to 32 mm all while maintaining the comfort and control the Reacto is known for. The perfect entry to our aero bike range. The Reacto 4000 uses exactly the same super-aero frame shape as our top level models. Using the utterly reliable Shimano 105 groupset with hydraulic disc brakes and some choice components it's ready to ride and race from the box as well as being a great platform to upgrade as you progress. Highlights: Lightweight CF3 carbon aero frame approx. 1 185 g - size M Shimano 105 groupset with hydraulic disc brakes Merida Expert CW handlebar and EXPERT SL stem Merida Expert CW wheelset with Continental Grand Prix 28 mm tyres Merida S-FLEX carbon aero seat post and DISC COOLER technology FRAME Reacto CF3 V; carbon; 700 x 32C max. tyre size; 100mm x 12mm / 142mm x 12mm axle standard; BB86. bottom bracket standard with disc cooler FORK Reacto CF3 V Disc; carbon; 700x32C max. wheel size GEARS  24 SHIFTERS Front: Shimano 105 disc Rear: Shimano 105 disc FRONT DERAILLEUR Shimano 105 REAR DERAILLEUR  Shimano 105; GS BOTTOM BRACKET Shimano SM-BB71-41B; Pressfit 86.5mm CHAIN  Shimano M6100-12 CHAINSET Shimano 105 R7100; 52-36 teeth; Crank Length: 3XS - 160mm XXS-XS - 165mm S-M - 170mm L-XL - 172.5mm CASSETTE Shimano 105 R7101; 11-34 teeth; 12 speed BRAKE LEVER Shimano 105 FRONT BRAKE Shimano 105; Disc REAR BRAKE Shimano 105; Disc GRIP Merida Road Expert HANDLEBAR Merida Expert CW; aluminium; 3XS-S - 380mm M-L - 400mm XL - 420mm STEM Merida Expert SL 2PII; aluminium; -9 degree rise HEADSET Merida Team SL Cone RCT-608 PEDALS Not included SADDLE Akero RS PAS T2.0; V-mount adapter; incl. Merida minitool SEATPOST Merida Reacto V S-FLEX; Aero Shape; in-line; Carbon WHEEL SIZE 700C RIMS Merida Expert CW; 19mm inner rim width; 30mm deep SPOKES Double Butted Black stainless FRONT HUB Shimano TC500; 100x12mm; 28 spoke; Centerlock REAR HUB Shimano TC500-HL; 12-142mm; 28 spoke; Centerlock FRONT TYRE Continental Grand Prix; 700x28C; fold REAR TYRE Continental Grand Prix; 700x28C; fold Colour Silk Black Gunmetal GreyMineral Gold Black Other Garmin Carrier + Garmin insert*2 + GoPro/Light Mount + Disc cooler F/R