2027 第4代 PROPEL ADVANCED 1
GIANT PROPEL 由Advanced-Grade Composite 製造，不僅在風洞測試中展現更強的空力效果，更強的剛性與更輕的重量也讓有更高效率的表現。此外全新的隱藏走線方式，將管線漂亮收藏同時考慮到在維修與調整的便利性，避免複雜且不易維修的內走線方式，新一代 PROPEL 真正做到簡潔與便於調整的完美平衡。
Frame
Advanced-Grade Composite, 12x142mm thru-axle, Disc
Fork
Advanced-Grade Composite, Hybrid OverDrive Aero Steerer, 12x100mm thru-axle, Disc
Shock
N/A
Handlebar
Giant Contact SL Aero XS:40cm, S:40cm, M:42cm, M/L:42cm, L:44cm, XL:44cm
Grips
Stratus Lite 2.0
Stem
Giant Contact SL Aero XS:80mm, S:90mm, M:100mm, M/L:110mm, L:110mm, XL:120mm
Seatpost
Giant Vector, composite, -5/+15mm offset
Saddle
Giant Fleet SL
Pedals
N/A
Shifters
Shimano 105 Di2
Front Derailleur
Shimano 105 Di2
Rear Derailleur
Shimano 105 Di2
Brakes
Shimano 105 Di2 Hydraulic
Brake Levers
Shimano 105 Di2 Hydraulic
Cassette
Shimano 105, 11-speed, 11x36
Chain
KMC X12L-1
Crankset
Shimano 105 Di2, 36/52( :165mm, S:165mm, M:170mm, M/L:170mm)
Bottom Bracket
Shimano, press fit
Rims
Giant SLR 2 50 Carbon Disc WheelSystem, [F]50mm, [R]50mm
Hubs
[F] Giant Aero Hub, CenterLock
[R] Giant Aero Hub, 3-Pawl Driver, CenterLock
12mm thru-axleSpokes
Sapim
Tires
Giant Gavia Course 0, tubeless,700x28c, folding
Extras
water bottle cages, tubeless prepared, 32mm max tire size
