Gradient bicycle on a white background with 'Gradient' branding.
Close-up of a bicycle frame showing a silver metallic downtube and headtube with purple headset rings, black handlebar stem, brake lever, and cable against a white background.
A close up picture of the welding on the bike close to the stem
close up of a folk and purple headset with 'HOPE' branding on connecting with a gravel trye.
A 'GRX' groupset pictured on a white background
Close-up of a bicycle rear derailleur and cassette with a silver chainring, black chain, and black GRX derailleur on a white background.
Gradient bicycle on a white background with 'Gradient' branding.
Close-up of a bicycle frame showing a silver metallic downtube and headtube with purple headset rings, black handlebar stem, brake lever, and cable against a white background.
A close up picture of the welding on the bike close to the stem
close up of a folk and purple headset with 'HOPE' branding on connecting with a gravel trye.
A 'GRX' groupset pictured on a white background
Close-up of a bicycle rear derailleur and cassette with a silver chainring, black chain, and black GRX derailleur on a white background.

GRADIENT // GRAVEL DISC

A GRAVEL BIKE DESIGNED FOR OFF-ROAD ADVENTURE, AUDAXING, BIKE PACKING OR COMMUTING.
FEATURING UDH COMPATIBLE 3AL / 2.5V TITANIUM FRAMESET WITH CARBON ADVENTURE FORK & HYDRAULIC DISC BRAKES.
'FLEX AND FLOW' TITANIUM DELIVERING COMFORT AND DURABILITY FOR LONG-DISTANCE RIDING.
£4,399.00 For international orders, UK VAT has been removed.
Size
Groupset
Wheelset
A promotional banner with the text 'CONTACT US FOR A QUOTE ON A FULL BESOPE BUILD' in dark blue on a light gray background, alongside a close-up of a bicycle frame in metallic blue, silver, and white.

BOOK A DEMO RIDE

Chat Email 01959 528 253
FOR INTERNATIONAL ORDERS - UK VAT HAS ALREADY BEEN REMOVED.
VIEW CART FOR TAX AND DUTIES CALCULATOR
The following spec applies to a base build. All of the options can be customised to suit your requirements.
Titanium Grade 3AL-2.5V
Bottom Bracket Shell BSA English Threaded
Bottom Bracket As per groupset manufacturer
Groupset GRX 600 1x mechanical
Rear Derailleur Mount Standard
Rear Derailleur Mount (Updated) UDH
Cable Routing External gear cable routing; internal downtube brake hose routing
Fork UDM Carbon Fork (3 cage mounts each leg + mudguard mount). Standard fork 50mm rake
Brakes Hydraulic Disc with Flat-Mount Calipers
Rotors 160F / 140R
Thru Axles 100mm x 12mm F; 142mm x 12mm R
Wheels All-road, alloy
Tyres Panaracer SK or X1
Max Clearance 700c: 47mm; 650b: 50mm
Headset Reilly Aluminium Headset, Black (44mm head tube, 1.1/8"–1.5" steerer)
Bars / Width Reilly Aluminium Compact Bars (Drop 125mm; Reach 75mm; Flare 4°)
Stem / Length Reilly Aluminium Stem 80mm / 90mm / 100mm / 110mm (Angle: 84° / -6°) or suitable alternative
Bar Tape Black EVA Bar Tape
Seatpost Reilly UD Carbon Seatpost, 31.6mm x 350mm, 2x 6AL-4V titanium bolts
Seat Clamp Hope Alloy Seat Clamp available in red, blue, black, smoke, orange or purple
Saddle Reilly Titanium Alloy ‘Airform’ Saddle
Frame Features Mudguard mounts, pannier mounts, x4 cage mounts (incl. downtube tool mount + top tube bento mount)
Set-Up British Standard (right lever = front brake, left lever = rear brake)
Finish Vinyl decal in black, blue or red as standard
Warranty Lifetime Frame Warranty (Original Owner Only, Non-Transferable) T&Cs Apply
All measurements are in milimeters. For mobile users, please use the horizontal scroll bar to view all sizes.
SIZE XXS XS S M L XL XXL
SEAT TUBE C/TOP 460mm 470mm 490mm 510mm 530mm 550mm 570mm
TOP TUBE VIRTUAL 500mm 520mm 540mm 550mm 570mm 590mm 605mm
BB HEIGHT 275mm 275mm 275mm 275mm 275mm 275mm 275mm
CHAINSTAY LENGTH 430mm 430mm 430mm 430mm 430mm 430mm 430mm
SEAT TUBE ANGLE 76° 76° 75° 74° 73.5° 73° 73°
HEAD TUBE ANGLE 69.5° 70.5° 71° 71.5° 72° 72° 72°
FORK RAKE 47mm 47mm 47mm 47mm 47mm 47mm 47mm
HEAD TUBE 100mm 100mm 120mm 135mm 155mm 175mm 195mm
AXLE TO CROWN 400mm 400mm 400mm 400mm 400mm 400mm 400mm
STACK 527mm 531mm 552mm 568mm 589mm 608mm 626mm
REACH 369mm 388mm 392mm 387mm 396mm 404mm 413mm
WHEELBASE 1014mm 1025mm 1032mm 1028mm 1038mm 1053mm 1068mm
FRONT CENTRE 594mm 605mm 612mm 607mm 618mm 632mm 647mm

The Reilly Gradient is a purpose built titanium gravel bike designed for off-road adventure. Featuring a carbon fork, hydraulic disc brakes and clearance for up to 47mm tyres, the Reilly Gradient delivers comfort, control, and durability for long-distance riding.
45 mm

TYRE CLEARANCE

6

FORK MOUNTS

1.6 KG

FRAME WEIGHT (M)

3

BOTTLE CAGE MOUNTS
  • A drop-bar road bicycle with a matte dark gray/silver frame and black components, photographed outdoors on a paved surface with a wooden fence and greenery in the background.
  • Close-up of a silver Perilly gravel bike frame with red lettering, black handlebars, and black tires, photographed outdoors with a blurred background of trees and a building.
  • Close-up of a bicycle frame component showing a silver Neill Titanium 3Ax 2.5V rear shock absorber with a black label, alongside a black crank arm and chainring in an outdoor setting.
  • Close-up of a bicycle's rear wheel and drivetrain, showing the rear wheel, chainring, cassette, chain, derailleur, and silver frame against an outdoor blurred background.
  • Close-up front view of a road bicycle handlebar and fork, with black drop handlebars, black brake levers branded XDR, and a dark gray carbon frame with a red and white R1 brand decal, set against a blurred outdoor background.
  • Close-up of a bicycle frame and handlebar area with a silver metallic frame, black drop handlebars, black fork, and red accent rings on a blurred outdoor background.
  • Close-up of a bicycle frame and handlebar area showing a silver aluminum frame with red accents, a black stem, and a red RockShox Pike fork end on an outdoor paved surface.
  • Close-up of a bicycle's rear wheel and drivetrain, showing a black rear derailleur, cassette, chainring, and disc brake on a silver bicycle frame.
  • Close-up of a gravel bicycle frame in metallic silver with red accents and the brand name 'REILLY' printed on the down tube, set outdoors on a paved path with blurred greenery and fencing in the background.