No.6
No.6 G45R Superlight Aero Gravel Wheelset - 1195g, 45mm | No6, Tripeak Ceramic, 40-50c
No.6 G45R Superlight Aero Gravel Wheelset - 1195g, 45mm | No6, Tripeak Ceramic, 40-50c
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The G45R is engineered for high-speed gravel racing. Developed through ProjectSpeed, it prioritises low weight, rapid acceleration, and precise handling to deliver performance when the pace is high and the margins are small.
Optimised for race conditions, the G45R responds instantly to power input, maintaining momentum across fast gravel sectors, rolling terrain, and competitive efforts. It’s designed for riders who push the pace and demand equipment that keeps up.
Depth 45mm
Width Ext 34.5mm front 33mm rear
Width Int 28mm front 26mm rear
UCI Approved
Race-tuned for speed and efficiency.
The G45R is the performance-focused gravel system within ProjectSpeed. Every detail is engineered to reduce weight, improve responsiveness, and maximise efficiency across fast, race-driven terrain.
Designed for acceleration and sustained speed, the G45R delivers a direct, connected ride feel — translating power into forward motion with minimal loss. It’s built for riders who prioritise speed above all else.
Specifications
|
Purpose |
Gravel Race |
| Profile | Front/Rear: 45/45mm |
| Rim Measurements | Front: Ext: 34.5mm/Int: 28mm | Rear: Ext: 33mm/Int: 26mm |
| Carbon Spokes | Front: 3.8mm diameter | Rear: 5.0mm diameter |
| Spoke Count | Front/Rear: 16/20 spoke |
|
Hubs |
Zero Gravity v3 |
| Engagement Ratchet | Vapor 45T |
| Bearings | Tripeak Ceramic Bearings |
| Wheel Weight | 1195g w/ Shimano Body |
| Material | Toray T700 T800 |
| Finish | UD Glossy Paintless |
| Nipples | Aerotitanium Alloy |
| Thru-Axle Type | Front: 12x100mm | Rear: 12x142mm |
| Compatibility | Shimano 11/12 Speed HG / Shimano MSR / SRAM XDR / Campagnolo N3W |
| Recommended Tyre Size | 40-50mm |
| Brake Rotor Mount | Centre Lock |
| Max Tyre Pressure | 7.6 bar/110psi (Check Tyre Recommendation) |
| Tubeless Ready | Yes |
| Rider Weight Limit | 110kg |
Shipping
Currently unable to ship to Australia
How does it compare with G45W?
The G45R is positioned for gravel races, whereas the G45W is for all-terrain, heavy-duty gravel rides and adventures such as bikepacking or touring.
The G45W has wider rims compared to the G45R, and weighs 1230g vs 1195g.
G45W Front: ext 38mm int: 32mm / Rear: ext 38mm int: 32mm
G45R Front: ext 34.5mm int: 28mm / Rear: ext 33mm int: 26mm
