The Winspace M6 is a budget aero frameset offering competitive stiffness and features at a low price, but with compromises in comfort, weight, and proprietary components.
Pros
- Competitive price at $1,500 for frameset
- High stiffness (headtube and BB)
- Reactive and easy handling
- UDH compatible for easy drivetrain upgrades
Cons
- Disc brake mount requires proprietary orientation (140 position for 160 rotor) not disclosed, causing installation difficulty
- Rapid product release cycle may devalue previous purchases and confuse customers
- Heavier than top-tier frames due to cheaper carbon mix (T700, T800, M60)
- Included wheels are budget options with heavy weight (1,450-1,600g) and basic pawl hub engagement
Key Facts
- Frame uses a mix of T700, T800, and M60 carbon fiber
- Frameset price: $1,500; complete build from $3,299
- Frame weight: 1041g (German magazine test) or ~900g claimed
Reviews & Ratings

The reviewer discusses the Winspace M6 budget aero frame, highlighting its competitive weight of 7.43 kg in size large with pedals, cages, and mount. They note it uses a mix of T700, T800, and M60 carbon, making it heavier but cheaper than the T1600. The frame is UDH compatible, fits up to 32C tires, and features a T47 threaded bottom bracket. The reviewer praises the Hyperbar one-piece bar/stem for stiffness and ergonomics, and the integrated carbon fiber mount. They express concerns about the proprietary disc brake mount requiring a reversed setup and the rapid product release cycle from Winspace.
AI Summary
Pros
- Competitive weight for an aero bike at 7.43 kg in size large with accessories
- UDH compatible for easy drivetrain upgrades
- T47 threaded bottom bracket with clean machining
- Hyperbar one-piece bar/stem is stiff and ergonomic with flared drops
- Integrated carbon fiber out-front mount is very strong and won't break
- Frame comes in multiple colors including crackled black
- Affordable at $1,500 for the frameset
Cons
- Disc brake mount requires proprietary orientation (140 position for 160 rotor) not disclosed, causing installation difficulty
- Rapid product release cycle may devalue previous purchases and confuse customers
- Heavier than top-tier frames due to cheaper carbon mix (T700, T800, M60)
- Included wheels are budget options with heavy weight (1,450g) and basic pawl hub engagement
Key Points
- Frame uses a mix of T700, T800, and M60 carbon fiber
- Frameset price: $1,500
- Complete build weight: 7.43 kg (16 lb 6 oz) in size large with pedals, cages, and mount
- UDH compatible, fits up to 32C tires (34C possible)
- Bottom bracket: T47 threaded
- Hyperbar one-piece bar/stem: 115mm x 38cm (hoods) flaring to 42cm at drops
- Disc brake mount: must be set to 140 position for a 160 rotor (proprietary)
- Wheels: 50mm depth, 21mm internal, 29mm external, 1,450g, three-paw engagement
cyclistshub.com
The reviewer discusses the Winspace M6 105 Mechanic as part of the new M6 and M5 'Milemaster' road frames launched in Japan. It's described as an evolution of the C5 Aero, designed for endurance-focused riders who want speed, comfort, and versatility for long rides.
AI Summary
Pros
- Designed for endurance riders who want to go fast for hours
- Handles rougher roads well
- Feels stable and efficient regardless of ride length
- More upright position for comfortable aero positioning over long distances
- More stable on fast descents or rough roads
- Dropped seatstays for extra comfort and better airflow
- UDH rear derailleur hanger
- Tire clearance up to 700×32C with potential for more
- 1× and wide-range 2× friendly
- Versatile for fondo, Ironman bike leg, or group rides
Cons
- The fork on the M6 seems too bold visually for the reviewer's taste
Key Points
- Complete bike with Shimano 105 mechanical groupset priced at ¥448,000 (~$2,880)
- Higher stack and shorter reach than T1600 for more upright position
- Slacker head angle and longer wheelbase for stability
- Deep aero fork
- T47-85.5 bottom bracket
- Flat-mount disc brakes
- Frame weight: ~900g
- Fork weight: ~450g
- Seatpost weight: ~130g
- Available in sizes: 430/460/480/510/530/560 (XS/S/M/L/XL/XXL)
- Positioned between T1550 Gen 2 (race-focused) and T1600 (aggressive aero) in Winspace's lineup
veloracycling.com
The reviewer mentions the Winspace M6 105 Mechanic as a complete build option starting at $3,299, which includes the M6 frameset, Shimano 105 mechanical groupset, Winspace Unaas Hard D50 carbon wheelset, and Winspace's own integrated cockpit.
AI Summary
Pros
- Complete build starts at $3,299
- Includes Winspace Unaas Hard D50 carbon wheelset
- Includes Winspace's own integrated cockpit
- Available in seven colorways and sizes XS through XXL
- Buyers can configure handlebar width, stem length, and crank length at checkout
Key Points
- Complete build price: $3,299
- Groupset: Shimano 105 mechanical
- Includes Winspace Unaas Hard D50 carbon wheelset (50mm-deep, T700 carbon rim, steel spokes, ~1,600g)
- Includes Winspace's Zero SL or HYPER integrated cockpit
- Available in seven colorways
- Available in sizes XS through XXL
- Customizable handlebar width, stem length, and crank length at checkout
The Winspace M6 is a third-tier frameset priced at $1499, aiming to undercut competitors. It is made of carbon fiber and weighs 1041g (frame only). The geometry is similar to the original T1500. It features a deep fork that may be susceptible to crosswinds. Stiffness is high (headtube 79 Nm/deg, BB 109 N/mm), but comfort is low (rear triangle 319 N/mm).
AI Summary
Pros
- Competitive price at $1499
- High stiffness (headtube and BB)
- Reactive and easy handling
Cons
- Low comfort (stiff rear triangle)
- Deep fork susceptible to crosswinds with 50mm wheels
- Marketing claims seen as exaggerated
Key Points
- Price: $1499
- Frame weight: 1041g
- Material: carbon fiber
- Geometry similar to original T1500
- Head tube stiffness: 79 Nm/deg
- BB stiffness: 109 N/mm
- Rear triangle comfort: 319 N/mm
Where to Buy
Specifications
Included Components
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