The Giant Contend AR 3 is a road bike, built on a aluminium frame, listed at $1,799. A drop-bar bike built for sealed roads, speed and distance.
aluminiumdisc brakeroad
SizingWhat size Contend AR 3 do I need?
cm
Enter your height to see the size Giant recommends.
Giant Contend AR 3 size chart
Size
Rider height
In feet
XS
157 to 169 cm
5 ft 2 in to 5 ft 7 in
S
165 to 175 cm
5 ft 5 in to 5 ft 9 in
M
171 to 181 cm
5 ft 7 in to 5 ft 11 in
ML
177 to 187 cm
5 ft 10 in to 6 ft 2 in
L
183 to 193 cm
6 ft 0 in to 6 ft 4 in
XL
189 to 199 cm
6 ft 2 in to 6 ft 6 in
Rider heights from Giant's size chart. Height is a starting point: arm and leg length, flexibility and riding style all matter, so a test ride beats any chart. How bike sizing works.
SpecificationsWhat we know
Brand
Giant
Category
Road
Frame
Aluminium
Wheel size
700c
Brakes
Disc
Frame sizes
XS, S, M, ML, L, XL
Price
$1,799, RRP AUD (Giant Sydney)
Specs and pricing are listed in AUD and sourced from Australian retail listings. Confirm the current details and availability with the seller before purchase.
GeometrySize M
Giant Contend AR 3, size M. Published geometry, drawn to scale.
Stack
594 mm
Reach
384 mm
Stack/reach
1.55
Head angle
72.5 deg
Seat angle
73 deg
Wheelbase
1016 mm
Chainstay
422 mm
BB drop
79 mm
Standover
810 mm
Fork rake
53 mm
GearingRatios
1.00lowest (climbing)
4.55highest (speed)
Low climbing gear
Ratios are derived from the chainrings and cassette. They describe the gearing, not any rider's ability.
Drivetrain & buildFull specification
Groupset
Shimano Sora
Shifting
Mechanical
Drive
2x
Speeds
9
Crank
Shimano Sora
Chainrings
50/34
Cassette
Shimano CS-HG400, 11-34
Rear derailleur
Shimano Sora
Brakes
Tektro MD-C550
Rotors
160/160mm
Wheelset
Giant S-R2 Disc
Stock tyre
700x32c
Max tyre clearance
38 mm
Fork material
Advanced Grade Composite
Seatpost
Giant D-Fuse alloy, 14mm offset
Cockpit
Giant Connect bar, Giant Sport stem
Saddle
Giant Approach
Bike DNAWhat the numbers say
Position
Stack-to-reach 1.55 gives an upright, comfort-oriented riding position.
Steering
A 72.5 deg head angle points to balanced steering.
Climbing
Lowest ratio 1 is a low climbing gear that still handles steep pitches.
Derived from the published geometry and gearing above. It describes the numbers, not a ride test.
BikeFinder Data Profile: geometry and specification researched from published sources (Giant official Contend AR 3 spec sheet), verified 2026-09-03. This is a specification analysis, not a physical ride review.