2026 Merida Reacto 4000

Featuring our lightweight CF3 carbon frame with race-proven geometry, the REACTO 4000 is far from an entry-level bike, but if you are starting out in road racing or want a fast and well-balanced aero road bike, then it's a perfect choice.

Axles: F: MERIDA EXPERT SL | R: MERIDA EXPERT SL; including removable lever; 6/4mm allen key
Bottom Bracket: Shimano SM-BB71-41B; Pressfit 86.5
Brakes: F: Shimano 105; Hydraulic disc | R: Shimano 105; Hydraulic disc
Brake Levers: Shimano 105
Cassette: Shimano 105 R7101; 11-34 ATC; 12 GER
Chain: Shimano M6100-12
Colour: MATT MOUNTAIN BLUE(BLACK)
Crankset: Shimano 105 R7100; 52-36 ATC; 160 mm-3S, 165 mm-XXS/XS, 170 mm-S/M, 172.5 mm-L/XL
Derailleur Front: Shimano 105
Derailleur Rear: Shimano 105; GS
Fork: REACTO CF3 IV DISC; MAT carbon; 700x30C max. WHS
Frame: REACTO CF3 IV; MAT carbon; 700x30C max. WHS; 100x12/ 142x12 AST; BB86,5 BBR
Grip: MERIDA ROAD Expert
Handlebar: MERIDA EXPERT CW; MAT aluminium; 380mm (3S-XXS-XS-S); 400mm (M-L); 420mm (XL)
Handlebar Stem: MERIDA EXPERT SL 2PII; MAT aluminium; -9 ASD; 90 mm-3S/XXS/XS, 100 mm-S, 110 mm-M/L, 120 mm-XL
Headset: MERIDA TEAM SL (OP-203 neck)
Hubs: F: Shimano HB-TC500; 100x12 WHF; 28 SPH; Centerlock | R: Shimano FH-TC500-HL; 12-142 WHR; 28 SPH; Centerlock
Rim: MERIDA EXPERT CW; 19 IWR; 30 HRI
Rotor Front: Shimano RT54; 160mm
Rotor Rear: Shimano RT54; 160mm
Saddle: MERIDA EXPERT SL; 6% recycled and 23% nature material; V-mount; incl. MERIDA minitool
Seat Clamp: MERIDA REACTO Aero
Seat Post: MERIDA Team CW; Aero shape; 15 SSB; Carbon
Shifters: F: Shimano 105 disc | R: Shimano 105 disc
Spokes: Double Butted Black stainless
Tyres: F: Continental Grand Prix; 700x28C; fold | R: Continental Grand Prix; 700x28C; fold