No.6 Wheels G45R Aero Gravel

Price
$2,199.00
$2,199.00

Enjoy $100 off the No.6 G45R when you buy the Nomad.

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.

Weight 1195g
Depth 45mm
Width Ext 34.5mm front 33mm rear
Width Int 28mm front 26mm rear 

UCI Approved

Decal Color
Hub
24 hours 'Cooling off' Policy
Lifetime Warranty

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.

Specification
1

Profile & Tubeless ready

• Front: 45mm / Rear: 45mm • Tubeless ready

2

Wheel weight

• 1195g w/ Shimano body

3

Rim data & construction

• Front: ext 34.5mm int: 28mm / Rear: ext 33mm int: 26mm • Carbon - Hooked

4

Carbon spokes & count

• 3.8mm dia Front / 5.0mm dia Rear • 16/20 Spokes Front / Rear

5

Hubs, Ratchet & Bearings

• Zero Gravity v.3 • Vapor 45T • Tripeak Ceramic Bearings

6

Material

• Toray T700 T800

7

Finish

• UD Glossy Paintless

8

Nipples

• Aerotitanium Alloy

9

Thru-axle Type

• 12 x 100 Front / 12 x 142 Rear

10

Compatibility

• Shimano 11/12 Speed HG • Shimano MSR • SRAM XDR • Campagnolo N3W

11

Recommended tire size & pressure

• 40mm - 50mm • 7.6 bar / 110 psi (Check Tire Recommendation)

12

Brake rotor mount

• Centre Lock