Polygon Siskiu T27 Evo Full Suspension MTB 2026

The Siskiu T27 EVO packs proper on-trail capability into a smaller, more agile package— Ideal for younger or smaller riders seeking to progress on the trail. The Siskiu T27 evo takes all of the benefits of the extremely popular Siskiu T series of bikes but now in a smaller size ideal for riders 4'11" to 5'3" Unbeatable Value Not only does the bike achieve an extremely capable and copnmfidence inspiring package but it does so at a truly affordable price: the ALX Trail aluminum frame with One-Piece Link delivers efficient suspension performance ideal for trail riding, a complete rockshox suspension package featuring a RockShox Recon Silver RL fork and Deluxe Select+ shock add grip and support and are adjustable for a wide range of rider weights. The Shimano Deore 12-speed drivetrain offers crisp shifting, impressive durability and a wide range of gears for the steepest terran and Tektro hydraulic brakes, and a KS Rage-I dropper post complete a capable build that hits the perfect balance of performance and value. Specifications Frame ALX Trail Frame, One-Piece Linkage Suspension Platform, 140 mm Travel (27.5”), Internal Routing for Dropper Post and Derailleur, Direct Post-Mount Disc Brake, 148×12 mm Boost Thru-Axle, 73 mm Threaded BB, ISCG 05 Tabs Fork RockShox Recon Silver RL, 150 mm Travel, Solo Air Spring, Rebound and Compression to Lock, Tapered Steerer 1-1/8” – 1-1/2”, Boost 15×110 mm Thru-Axle, Maxle Stealth Rear Shock RockShox Deluxe Select Plus, DebonAir, Rebound, 2-Position Compression, 210×55 mm, M8×25 mm Hardware Headset FSA No.57E (S.H.I.S.: ZS 44/28.6 | ZS 56/40) Stem Polygon Expert Alloy, 35 mm Length, 35 mm Clamp, 0° Rise Handlebars Polygon Expert Alloy, 720 mm Width, 35 mm Clamp, 30 mm Rise, 9° Backsweep Rims Polygon MT6 Sleeved Alloy 6066, Asymmetrical Design, 18mm Height, 29mm Internal / 32.4mm External Width, Sapim Leader Spokes, Tubeless Ready w/ Tape ** Front Hub Shimano HB-TC500, 15×110 mm Thru-Axle, 32H, Center-Lock Rear Hub Shimano FH-TC500, 12×148 mm Thru-Axle, 32H, Center-Lock Tyres Maxxis Dissector 27.5×2.40", 3C MaxxTerra, EXO+, Tubeless Ready ** Shifter Shimano Deore SL-M6100, 1×12-Speed Trigger Rear Derailleur Shimano Deore RD-M6100-SGS, 12-Speed, Direct Attach Crankset Shimano FC-M6120-1 Boost, 32T, 165mm Crank Arm Chainring 32T, Max Chainring: 34T Cassette Shimano Deore CS-M6100-12, 10-51T, MicroSpline Chain KMC X-12 Brakes Shimano MT420 Hydraulic Disc, 4-Piston Rotors Shimano SM-RT54, 180mm Center-Lock Seatpost X-Fusion Manic LC Dropper Post, 100mm Travel, 30.9×314 mm, 0 mm Offset, 34.9 mm Bolt-Type Clamp Saddle Fizik Terra Alpaca X5, S-Alloy Mobius 7 mm Rails Pedals Alloy Flat Pedals with Replaceable Pins and Reflectors Geometry XS Stack 578.9 Reach 420 Headtube Angle 65 Headtube Length 90 Seattube Angle 71 Seattube Length 375 Toptube (Effective) 559.2 Chainstay Length 425 Wheelbase 1146.4 BB Height 335 BB Drop 20 Standover 666 Fork Travel 150mm Rear travel 140mm Dropper Post Travel 150mm Sizing Suggested Rider Height: 4'11" - 5'3"