Ridley Kanzo Fast Shimano GRX800 1x12sp

2025 RoadGravel Manufacturer page

Price: Not published

Prices shown first for United States
Europe: €4,499 Last known price
Suspension: Rigid
Wheels: 700c
Drivetrain: 12 10–45t
Gear range: 450%
Frame: Carbon
Brakes: Hydraulic disc

Sizes

Size guide

The manufacturer did not publish rider heights for these sizes.

Components

11 of 16 identified

Parts found in a manufacturer catalog show their brand, model and key numbers, and the steps show how precisely they are identified: brand, series, model, or the exact product. The info button has every detail and the text the manufacturer published.

Frame and fork

1 part

Frame

Kanzo Fast, 30T HM Not identified

Suspension

1 part

Fork

Kanzo Fast, 30T HM/HR UD Carbon, F-Steerer Integrated Cables, TA 12x100mm Not identified

Drivetrain

7 parts

Brakes

2 parts

Brakes

Flat Mount Not identified
Disc rotors

REVER Flat Mount Adapter, Rear 140 -> 160 Not identified

Wheels and tires

1 part

Rims
- DT Swiss

Cockpit and contact points

4 parts

Handlebar
- Forza
Pedals

Not included ** Not identified
Saddle
- San Marco
Seatpost
- Forza

Sizes and geometry

6 sizes Open in the geometry plotter

Complete rider-height ranges are not published for these sizes. You can still explore the geometry below.

Size MD

Table

Reach 385mm

Stack 587mm

Wheelbase 1026mm

Head angle 71.5°

Seat angle 73.0°

Every size is drawn to the same scale, in millimeters. Explanatory schematic on an assumed 700c wheel; exact published values are in the table below.

Size Reach Stack

Complete manufacturer geometry table 6 published sizes

Complete manufacturer geometry by size
Measurement
Reachmm	—	373	380	385	393	400
Stackmm	—	537	563	587	613	638
Top tube lengthmm	—	522	547	565	587	601
Seat tube lengthmm	—	470	495	520	545	570
Head tube lengthmm	—	115	144	168	197	221
Head tube angle	—	71°	71°	71.5°	71.5°	72°
Seat tube angle	—	74.5°	73.5°	73°	72.5°	73°
Chainstay lengthmm	—	425	425	425	425	425
Wheelbasemm	—	1001	1017	1026	1044	1053
Front centermm	—	587	602	611	629	638
Bottom bracket dropmm	—	74	72	72	70	70
Bottom bracket heightmm	—	275	277	277	279	279
Standover heightmm	—	789	816	841	868	893
Fork rakemm	—	47	46	47	48	47
Trailmm	—	70	72	67	66	64
Stack/reach ratio	—	1.44	1.48	1.53	1.56	1.60

Not published by the manufacturer: Front travel, Rear travel, Crank length, Handlebar width, Stem length, Stem angle, Seatpost length and Dropper post travel.

Specifications

Frame and fork

Intended fit: Unisex
Frame material: Carbon
Fork material: Carbon
Weight limit: 110 kg

242.5 lb

Suspension

Suspension configuration: Rigid

Drivetrain

Derived by Bikelake

Rear sprockets: 12
Smallest sprocket: 10
Largest sprocket: 45

Wheels and brakes

Wheel configuration: Same size
Brake type: Hydraulic disc

Fit and controls

Seatpost: Rigid seatpost
Shifting: Mechanical

Additional specifications

Wheel material: Aluminum
Wheel size: 700c

Technical analysis

1 measure

How these figures sit among bicycles of the same class and model year. Context, not a ranking.

Shifting

Mechanical

688 of 1,999 bicycles with this information use electronic shifting.

Cohort: Road / Gravel Model year: 2025
Sample: 1,999 bicycles with this information
Coverage: 99.7% of the class

Lineup changes

The published facts that differ across this family's builds and from the same model a year earlier. Missing information never counts as zero.

Differences across 2025 builds

Differences across 2025 builds
Specification	This bicycle Ridley Kanzo Fast Shimano GRX800 1x12sp	Ridley Kanzo Adventure Alu Equipped Shimano GRX400 2x10sp	Ridley Kanzo Adventure Shimano GRX600 1x12sp	Ridley Kanzo Adventure SRAM Apex XPLR AXS 1x12sp	Ridley Kanzo Adventure SRAM Force XPLR 1x13	Ridley Kanzo Adventure SRAM Force XPLR
Frame
Frame material	Carbon	Aluminum	Carbon	Carbon	Carbon	Carbon
Drivetrain
Rear sprockets	12	10	12	12	13	12
Smallest sprocket	10	11	10	11	10	10
Largest sprocket	45	36	45	44	46	44
Front chainrings	Not informed	2	Not informed	1	1	1
Smallest chainring	Not informed	30	Not informed	42	42	42
Largest chainring	Not informed	46	Not informed	42	42	42
Lowest gear	Not informed	24.2 in	Not informed	27.7 in	26.5 in	27.7 in
Highest gear	Not informed	121.3 in	Not informed	110.7 in	121.8 in	121.8 in
Cockpit
Shifting	Mechanical	Mechanical	Mechanical	Electronic	Electronic	Electronic
Other specifications
Wheel material	Aluminum	Aluminum	Aluminum	Aluminum	Carbon	Carbon
Tire clearance	Not informed	Not informed	Maximum tire width: 2.1″	Maximum tire width: 2.1″	Maximum tire width: 2.1″	Maximum tire width: 2.1″
Power meter	Not informed	Not informed	Not informed	Not informed	SRAM Force XPLR incl spindle powermeter // 172,5 // 42Additional specification: Model display: Force AXSAdditional specification: Model id: force-axs	Not informed