


Here’s to long rides. Climb higher mountains, skip the shortcuts. This buttery smooth endurance road bike helps you do more of what you love.
Key Performance Factors
Functional simplicity
Free of cumbersome gimmickry, the frameset is one of the lightest in its category. With a perfect balance of high-performance reactivity and all-day comfort, it offers a “less is more” experience for modern endurance road riding.
Engineered compliance
Advanced-grade composite frame and fork are specifically engineered for endurance road riding, delivering a smooth and efficient ride quality that minimises fatigue on long rides. The new D-Fuse components work together to further absorb road shocks and vibrations.
Total control
New Contact D-Fuse handlebar features ergonomic shaping and an 8-degree flare for comfort and control on all-day rides. Wide, hookless carbon rims (22.4mm inner width) are optimised for high-volume tubeless tyres (up to 38mm), and a 40mm rim depth offers stable, predictable handling in crosswinds.
SIZES XS, S, M, M/L, L, XL
COLOURS White
FRAME Advanced-grade Composite, 12x142mm thru-axle, disc
FORK Advanced SL-grade Composite, full-composite OverDrive Aero steerer,
12x100mm thru-axle, disc
SHOCK N/A
COMPONENTS
HANDLEBAR Giant Contact SL D-Fuse XS:38/41cm, S:38/41cm, M:40/43cm,
M/L:40/43cm, L:42/45cm, XL:42/45cm
GRIPS Stratus Lite 3.0
STEM Giant Contact SL AeroLight XS:80mm, S:90mm, M:100mm, M/L:100mm,
L:110mm, XL:110mm
SEATPOST Giant D-Fuse SL, composite, -5/+15mm offset
SADDLE Giant Fleet SL
DRIVETRAIN
SHIFTERS SRAM Rival AXS E1
FRONT DERAILLEUR SRAM Rival AXS E1
REAR DERAILLEUR SRAM Rival AXS E1
BRAKES SRAM Rival AXS E1 hydraulic, SRAM PaceLine rotors [F]160mm,
[R]160mm
BRAKE LEVERS SRAM Rival AXS E1 hydraulic
CASSETTE SRAM Rival, 12-speed, 10x36
CHAIN SRAM Rival E1
CRANKSET SRAM Rival E1 DUB, 33/46 with power meter XS:165mm, S:165mm,
M:170mm, M/L:170mm, L:172.5mm, XL:172.5mm
BOTTOM BRACKET SRAM DUB, press fit
WHEELS
RIMS Giant SLR 1 40 Carbon Disc WheelSystem
HUBS [F] Giant Low Friction Hub, CenterLock, 12mm thru-axle, [R] Giant Low
Friction Hub, 40T ratchet driver, CenterLock, 12mm thru-axle
SPOKES Sapim
TIRES Giant Gavia Fondo 0, tubeless, 700x32c (33.5mm), folding
EXTRAS Computer mount, fender mount, water bottle cages, tubeless prepared,
38mm max tyre size
LIMITS
MAX TYRE CLEARANCE 38mm

XS | S | M | ML | L | XL | |
---|---|---|---|---|---|---|
A Seat Tube Length (mm) | 410 | 445 | 480 | 515 | 535 | 565 |
B Seat Tube Angle | 74.5° | 74.0° | 73.5° | 73.0° | 73.0° | 73.0° |
C Top Tube Length (mm) | 515 | 530 | 545 | 560 | 575 | 595 |
D Head Tube Length (mm) | 125 | 135 | 150 | 175 | 195 | 215 |
E Head Tube Angle | 70.5° | 71.8° | 72.5° | 72.5° | 72.5° | 72.5° |
F Fork Rake (mm) | 50 | 50 | 50 | 50 | 50 | 50 |
G Trail (mm) | 71.6 | 63.4 | 58.6 | 58.6 | 58.6 | 58.6 |
H Wheelbase (mm) | 995 | 994 | 998 | 1010 | 1025 | 1040 |
I Chain Stay Length (mm) | 420 | 420 | 420 | 420 | 420 | 420 |
J Bottom Bracket Drop (mm) | 75 | 75 | 75 | 70 | 70 | 70 |
K Stack (mm) | 527 | 541 | 558 | 577 | 596 | 615 |
L Reach (mm) | 369 | 375 | 380 | 384 | 393 | 402 |
M Stand Over Height (mm) | 705 | 733 | 762 | 796 | 814 | 841 |
O Stem Length (mm) | 80 | 90 | 100 | 100 | 110 | 110 |
P Crank Length (mm) | 165 | 165 | 170 | 170 | 172.5 | 172.5 |
Giant Defy Advanced Pro 1 Road Bike - White
Here’s to long rides. Climb higher mountains, skip the shortcuts. This buttery smooth endurance road bike helps you do more of what you love.
Key Performance Factors
Functional simplicity
Free of cumbersome gimmickry, the frameset is one of the lightest in its category. With a perfect balance of high-performance reactivity and all-day comfort, it offers a “less is more” experience for modern endurance road riding.
Engineered compliance
Advanced-grade composite frame and fork are specifically engineered for endurance road riding, delivering a smooth and efficient ride quality that minimises fatigue on long rides. The new D-Fuse components work together to further absorb road shocks and vibrations.
Total control
New Contact D-Fuse handlebar features ergonomic shaping and an 8-degree flare for comfort and control on all-day rides. Wide, hookless carbon rims (22.4mm inner width) are optimised for high-volume tubeless tyres (up to 38mm), and a 40mm rim depth offers stable, predictable handling in crosswinds.
SIZES XS, S, M, M/L, L, XL
COLOURS White
FRAME Advanced-grade Composite, 12x142mm thru-axle, disc
FORK Advanced SL-grade Composite, full-composite OverDrive Aero steerer,
12x100mm thru-axle, disc
SHOCK N/A
COMPONENTS
HANDLEBAR Giant Contact SL D-Fuse XS:38/41cm, S:38/41cm, M:40/43cm,
M/L:40/43cm, L:42/45cm, XL:42/45cm
GRIPS Stratus Lite 3.0
STEM Giant Contact SL AeroLight XS:80mm, S:90mm, M:100mm, M/L:100mm,
L:110mm, XL:110mm
SEATPOST Giant D-Fuse SL, composite, -5/+15mm offset
SADDLE Giant Fleet SL
DRIVETRAIN
SHIFTERS SRAM Rival AXS E1
FRONT DERAILLEUR SRAM Rival AXS E1
REAR DERAILLEUR SRAM Rival AXS E1
BRAKES SRAM Rival AXS E1 hydraulic, SRAM PaceLine rotors [F]160mm,
[R]160mm
BRAKE LEVERS SRAM Rival AXS E1 hydraulic
CASSETTE SRAM Rival, 12-speed, 10x36
CHAIN SRAM Rival E1
CRANKSET SRAM Rival E1 DUB, 33/46 with power meter XS:165mm, S:165mm,
M:170mm, M/L:170mm, L:172.5mm, XL:172.5mm
BOTTOM BRACKET SRAM DUB, press fit
WHEELS
RIMS Giant SLR 1 40 Carbon Disc WheelSystem
HUBS [F] Giant Low Friction Hub, CenterLock, 12mm thru-axle, [R] Giant Low
Friction Hub, 40T ratchet driver, CenterLock, 12mm thru-axle
SPOKES Sapim
TIRES Giant Gavia Fondo 0, tubeless, 700x32c (33.5mm), folding
EXTRAS Computer mount, fender mount, water bottle cages, tubeless prepared,
38mm max tyre size
LIMITS
MAX TYRE CLEARANCE 38mm

XS | S | M | ML | L | XL | |
---|---|---|---|---|---|---|
A Seat Tube Length (mm) | 410 | 445 | 480 | 515 | 535 | 565 |
B Seat Tube Angle | 74.5° | 74.0° | 73.5° | 73.0° | 73.0° | 73.0° |
C Top Tube Length (mm) | 515 | 530 | 545 | 560 | 575 | 595 |
D Head Tube Length (mm) | 125 | 135 | 150 | 175 | 195 | 215 |
E Head Tube Angle | 70.5° | 71.8° | 72.5° | 72.5° | 72.5° | 72.5° |
F Fork Rake (mm) | 50 | 50 | 50 | 50 | 50 | 50 |
G Trail (mm) | 71.6 | 63.4 | 58.6 | 58.6 | 58.6 | 58.6 |
H Wheelbase (mm) | 995 | 994 | 998 | 1010 | 1025 | 1040 |
I Chain Stay Length (mm) | 420 | 420 | 420 | 420 | 420 | 420 |
J Bottom Bracket Drop (mm) | 75 | 75 | 75 | 70 | 70 | 70 |
K Stack (mm) | 527 | 541 | 558 | 577 | 596 | 615 |
L Reach (mm) | 369 | 375 | 380 | 384 | 393 | 402 |
M Stand Over Height (mm) | 705 | 733 | 762 | 796 | 814 | 841 |
O Stem Length (mm) | 80 | 90 | 100 | 100 | 110 | 110 |
P Crank Length (mm) | 165 | 165 | 170 | 170 | 172.5 | 172.5 |
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