2025 Trek Madone SL 7 Gen 8 Road Bike
The 2025 Trek Madone SL 7 Gen 8 is a high-end aero road bike designed for race-ready performance. Its 500 Series OCLV Carbon frame features Full System Foil tube shaping and IsoFlow seat tube for aerodynamic efficiency and comfort. Equipped with a Shimano Ultegra R8170 Di2 electronic drivetrain and Bontrager Aeolus Pro 51 carbon wheels, this bike delivers fast, precise shifting and lightweight performance. The IsoFlow technology reduces rider fatigue, while the fully tubeless setup ensures maximum efficiency on long rides.
Key Features
- 500 Series OCLV Carbon frame with Full System Foil tube profiles and IsoFlow seat tube
- Madone Gen 8 full carbon fork with tapered carbon steerer and flat mount disc
- Shimano Ultegra R8170 Di2 wireless 12-speed drivetrain
- Hydraulic disc brakes with Shimano CL800 rotors (160mm rear, 180mm front max)
- Bontrager Aeolus Pro 51 tubeless-ready carbon wheels
- Madone aero carbon seatpost for improved comfort and efficiency
- Weight: ML - 7.88 kg / 17.38 lbs (with TLR sealant, no tubes)
- Max total weight: 125 kg / 275 lbs (bike + rider + cargo)
| Frame | 500 Series OCLV Carbon, Full System Foil tube shaping, IsoFlow seat tube, RCS Headset System, electronic/mechanical routing, removable aero chainkeeper, T47 BB, flat mount disc, UDH, 142x12mm thru axle |
|---|---|
| Fork | Madone Gen 8 full carbon, tapered carbon steerer, internal brake routing, flat mount disc, 12x100mm chamfered thru axle |
| Bottom Bracket | Praxis, T47 threaded, internal bearing |
| Weight | ML - 7.88 kg / 17.38 lbs (with TLR sealant, no tubes) |
| Weight Limit | Max total weight (bike + rider + cargo) 125 kg / 275 lbs |
| Shifters | Shimano Ultegra R8170 Di2, 12-speed |
|---|---|
| Front Derailleur | Shimano Ultegra R8150 Di2, braze-on, down swing |
| Rear Derailleur | Shimano Ultegra R8150 Di2, 34T max cog |
| Crankset | Shimano Ultegra R8100, 50/34, 165-175mm (depending on size) |
| Cassette | Shimano Ultegra R8101, 11-34, 12-speed |
| Chain | Shimano Ultegra/XT M8100 |
| Front Wheel | Bontrager Aeolus Pro 51, OCLV Carbon, Tubeless Ready, 100x12mm thru axle |
|---|---|
| Rear Wheel | Bontrager Aeolus Pro 51, OCLV Carbon, Tubeless Ready, Shimano 11/12-speed freehub, 142x12mm thru axle |
| Tires | Bontrager R3 Hard-Case Lite, Tubeless Ready, Aramid bead, 170 TPI, 700x28mm |
| Sealant | Bontrager TLR sealant, 6oz |
| Max Tire Size | 32mm |
| Saddle | Bontrager Aeolus Elite, austenite rails, 145-155mm width depending on frame size |
|---|---|
| Seatpost | Madone aero carbon seatpost, 0mm offset, short/long depending on frame size |
| Handlebar | Bontrager RSL Aero, OCLV Carbon, Di2 routing, reach 80mm, drop 124mm, width 35-41cm depending on frame size |
| Stem | Trek RCS Pro, -7°, 80-110mm length depending on size |
| Brake Rotors | Shimano CL800, centerlock, 160mm (rear) / 180mm (front max) |
Specifications subject to change by the manufacturer without notice.
