VelopediaBicycle Archive · Specification report

2020 Giant Defy Advanced 1

Velopedia Archive ID 900003097

Overview

Model year2020
BrandGiant
ModelDefy Advanced 1
Bicycle typeRoad
Archive ID900003097
Original MSRP$2,950.00
ColorsWine Purple; Charcoal / Pure Red
SizesXS; S; M; ML; L; XL

Frameset

Frame constructionAdvanced-Grade Composite, disc
Frame materialCarbon Fiber
ForkAdvanced-Grade Composite, full-composite OverDrive steerer, disc
Fork materialCarbon Fiber
Rear shockN/A

Drivetrain

ShiftersShimano Ultegra
Front derailleurShimano Ultegra
Rear derailleurShimano Ultegra
CranksetShimano FC-RS510, 34/50
Bottom bracketShimano, press fit
CassetteShimano Ultegra, 11x34
ChainKMC X11EL-1
PedalsN/A

Brakes

BrakesShimano Ultegra hydraulic

Cockpit & contact points

HandlebarGiant Contact SL D-Fuse
StemGiant Contact
SaddleContact (neutral)
SeatpostGiant D-Fuse, composite

Wheels & tires

HubsGiant P-R2 Disc wheelset, 12mm thru-axle
RimsGiant P-R2 Disc wheelset
SpokesGiant P-R2 Disc wheelset
Front tireGiant Gavia Fondo 1, tubeless, 700x32, folding
Rear tireGiant Gavia Fondo 1, tubeless, 700x32, folding

Geometry · S

Seat tube445 mm
Top tube530 mm
Head tube140 mm
Head-tube angle71.8°
Seat-tube angle74°
Chainstay / rear center420 mm
Wheelbase995 mm
Bottom-bracket drop75 mm
Reach374 mm
Stack546 mm
Standover height760 mm
Fork offset / rake50 mm
Trail63 mm
Crank length170 mm
Stem length90 mm
Handlebar width400 mm
Wheel size700C

Geometry · M

Seat tube480 mm
Top tube545 mm
Head tube160 mm
Head-tube angle72.5°
Seat-tube angle73.5°
Chainstay / rear center420 mm
Wheelbase998 mm
Bottom-bracket drop75 mm
Reach377 mm
Stack567 mm
Standover height786 mm
Fork offset / rake50 mm
Trail58 mm
Crank length172.5 mm
Stem length100 mm
Handlebar width420 mm
Wheel size700C

Geometry · ML

Seat tube515 mm
Top tube560 mm
Head tube185 mm
Head-tube angle72.5°
Seat-tube angle73°
Chainstay / rear center420 mm
Wheelbase1010 mm
Bottom-bracket drop70 mm
Reach381 mm
Stack586 mm
Standover height816 mm
Fork offset / rake50 mm
Trail58 mm
Crank length172.5 mm
Stem length100 mm
Handlebar width420 mm
Wheel size700C

Geometry · L

Seat tube535 mm
Top tube575 mm
Head tube205 mm
Head-tube angle72.5°
Seat-tube angle73°
Chainstay / rear center420 mm
Wheelbase1025 mm
Bottom-bracket drop70 mm
Reach390 mm
Stack605 mm
Standover height835 mm
Fork offset / rake50 mm
Trail58 mm
Crank length175 mm
Stem length110 mm
Handlebar width440 mm
Wheel size700C

Geometry · XL

Seat tube565 mm
Top tube595 mm
Head tube225 mm
Head-tube angle72.5°
Seat-tube angle72.5°
Chainstay / rear center420 mm
Wheelbase1040 mm
Bottom-bracket drop70 mm
Reach398 mm
Stack624 mm
Standover height856 mm
Fork offset / rake50 mm
Trail58 mm
Crank length175 mm
Stem length110 mm
Handlebar width440 mm
Wheel size700C

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 23, 2026.