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No.6 G45R Aero Gravel

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.

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Total price:£1,699.00

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Description

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.

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

Additional information

Purpose

Gravel Race

Profile

Front: 45mm / Rear: 45mm

Rim Measurements

Front: ext 34.5mm int: 28mm / Rear: ext 33mm int: 26mm

Carbon Spokes

3.8mm dia front / 5.0mm dia rear

Spokes Count

16/20 Spokes Front / Rear

Hubs

Zero Gravity v.3

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

12 x 100 Front / 12 x 142 Rear

Compatibility

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

Brake Rotor Mount

Centre Lock

Max Tyre Pressure

7.6 bar / 110 psi (Check Tyre Recommendation)

Tubeless Ready

Yes

Rider Weight Limit

110 kg

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