| Size | Height Range |
| X-Small | 5'2"-5'7" |
| Small | 5'5"-5'9" |
| Medium | 5'7"-5'11" |
| Medium/Large | 5'10"-6'2" |
| Large | 6'0"-6'4" |
| X-Large | 6'2"-6'6" |
Ready to hit the road like a pro? Check out the Contend AR 4 Road Bike! It's not just any bike; it's an all-rounder that can handle any terrain you throw its way. Whether it's a smooth asphalt road or a rough gravel trail, this bike has got your back with balanced road geometry, confident rider positioning, and agile cornering and acceleration.
Plus, with the innovative D-Fuse seatpost and Giant WheelSystem with tubeless tires up to 38mm, you'll enjoy a smooth ride quality, reduced risk of flats, and less road shocks and vibrations. And don't forget about total control! The seamless disc brake integration and 12mm front and rear thru-axles ensure consistent braking power, even in wet weather and on rough roads. So, what are you waiting for? Get on the Contend AR 4 Road Bike and explore the world with confidence and control!
Balanced road geometry
Frame is specifically engineered to produce a balanced, all-rounder feel that blends confident rider positioning with agile cornering and acceleration.
Smooth ride quality
Innovative D-Fuse seatpost reduces road shocks and vibrations, and a Giant WheelSystem lets you run tubeless tires up to 38mm for a smoother ride quality and reduced risk of flats.
Total control
Seamless disc brake integration, including flat mounts and 12mm front and rear thru-axles, produces more consistent braking power for better control, even in wet weather and on rough roads.
Giant
Contend AR4 (2025)
$1,199.99
Instant Rebate
Your Price: $1,149.99
*Discount applies automatically at checkout.
In stock
SKU: 1024013196
Ready to hit the road like a pro? Check out the Contend AR 4 Road Bike! It's not just any bike; it's an all-rounder that can handle any terrain you throw its way. Whether it's a smooth asphalt road or a rough gravel trail, this bike has got your back with balanced road geometry, confident rider positioning, and agile cornering and acceleration.
Plus, with the innovative D-Fuse seatpost and Giant WheelSystem with tubeless tires up to 38mm, you'll enjoy a smooth ride quality, reduced risk of flats, and less road shocks and vibrations. And don't forget about total control! The seamless disc brake integration and 12mm front and rear thru-axles ensure consistent braking power, even in wet weather and on rough roads. So, what are you waiting for? Get on the Contend AR 4 Road Bike and explore the world with confidence and control!
Balanced road geometry
Frame is specifically engineered to produce a balanced, all-rounder feel that blends confident rider positioning with agile cornering and acceleration.
Smooth ride quality
Innovative D-Fuse seatpost reduces road shocks and vibrations, and a Giant WheelSystem lets you run tubeless tires up to 38mm for a smoother ride quality and reduced risk of flats.
Total control
Seamless disc brake integration, including flat mounts and 12mm front and rear thru-axles, produces more consistent braking power for better control, even in wet weather and on rough roads.
SPECIFICATIONS
GEOMETRY
| XS | S | M | ML | L | XL | |
| Seat Tube Length (MM) | 430 | 465 | 500 | 535 | 555 | 585 |
| Seat Tube Angle | 75.0° | 74.0° | 73.5° | 73.0° | 73.0° | 73.0° |
| Top Tube Length (MM) | 515 | 535 | 550 | 565 | 580 | 595 |
| Head Tube Length (MM) | 115 | 135 | 150 | 170 | 190 | 215 |
| Head Tube Angle | 71.5° | 71.8° | 72.0° | 72.5° | 72.5° | 72.5° |
| Fork Rake (MM) | 53 | 53 | 53 | 53 | 53 | 53 |
| Trail (MM) | 62.9 | 61.3 | 59.6 | 56.4 | 56.4 | 56.4 |
| Wheelbase (MM) | 994 | 1003 | 1011 | 1015 | 1031 | 1046 |
| Chain Stay Length (MM) | 422 | 422 | 422 | 422 | 422 | 422 |
| Bottom Bracket Drop (MM) | 80 | 80 | 80 | 80 | 80 | 80 |
| Stack (MM) | 539 | 559 | 574 | 595 | 614 | 638 |
| Reach (MM) | 371 | 375 | 380 | 383 | 392 | 400 |
| Stand Over Height (MM) | 727 | 759 | 783 | 810 | 829 | 856 |
| Handlebar Width (MM) | 400 | 400 | 420 | 420 | 440 | 440 |
| Stem Length (MM) | 80 | 90 | 100 | 100 | 110 | 110 |
| Crank Length (MM) | 170 | 170 | 172 | 172 | 175 | 175 |
| Wheel Size | 700C | 700C | 700C | 700C | 700C | 700C |
FEATURES
Key Technologies
ALUXX Aluminum Technology
This Performance level frame material features 6061 alloy with single-butted tubes to produce strong, lightweight framesets for a variety of different bikes and riding styles.
More Info
D-Fuse
The proprietary “D” shaped composite seatpost damps vibration, resulting in a smooth, compliant ride.
More Info
Compact Road Design
The world's first Compact Road frame is introduced and ridden by the ONCE ProTour team. With a dramatically sloping toptube and a compact rear triangle, the new design increases rigidity, improves handling and reduces weight. ONCE rider Joseba Beloki will ride the Giant TCR (Total Compact Road) to two Tour de France podiums.
More Info
Overdrive
Giant’s original oversized fork steerer tube technology. Designed to provide precise front-end steering performance, the system’s oversized headset bearings (1 1/4” lower and 1 1/8” upper for road, 1 1/2” lower and 1 1/8” upper for mountain) and tapered steerer tube work in conjunction to provide optimal steering stiffness.
More Info
Tubeless System
Whether you’re cornering in a crit, climbing technical singletrack or cruising through the city, you'll be free to ride without worrying about your bike's tires on your next adventure.
More Info