Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Aluminum -
Wheels 700c -
Groupset 105, FSA -
Suspension Rigid -
Drivetrain 2 × 11 -
Brakes Rim
Sizing
Recommended size guide.
XS
155cm - 168cm
SM
163cm - 174cm
MD
170cm - 181cm
MD/LG
175cm - 187cm
LG
181cm - 193cm
XL
188cm - 200cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
ALUXX SL-grade aluminum
Suspension Fork
Composite, Alloy OverDrive steerer
Rear Shock
N/A
Drivetrain
Rear Derailleur
Shimano 105
Front Derailleur
Shimano 105
Shift Levers
Shimano 105
Cassette
Shimano 105 11x32, 11-speed
Crank
FSA Gossamer Pro, 34/50
Bottom Bracket
Shimano, Press Fit
Chain
KMC X11L
Pedals
Caged w/ toe clip and strap
Wheels
Front Hub
Giant Performance Tracker Road, Sealed bearing, [F] 24h, [R] 28h
Rear Hub
Giant Performance Tracker Road, Sealed bearing, [F] 24h, [R] 28h
Rims
Giant P-R2
Spokes
Sapim Race, 14/15g
Tires
Giant P-R3, Flat Guard Deflect 3, Front and rear specific, 700x25
Brakes
Brakes
Tektro R540
Brake Levers
Shimano 105
Cockpit
Stem
Giant Sport
Handlebar
Giant Connect, 31.8mm
Seat
Saddle
Giant Performance Road
Seatpost
Giant D-Fuse, Composite
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | XS | SM | MD | MD/LG | LG | XL |
|---|---|---|---|---|---|---|
| Stack Reach Ratio | 1.433 mm | 1.461 mm | 1.501 mm | 1.535 mm | 1.549 mm | 1.565 mm |
| Stack | 523 mm | 545 mm | 566 mm | 585 mm | 604 mm | 623 mm |
| Reach | 365 mm | 373 mm | 377 mm | 381 mm | 390 mm | 398 mm |
| Top Tube Length | 515 mm | 530 mm | 545 mm | 560 mm | 575 mm | mm |
| Seat Tube Angle | 74 ° | 74 ° | 73.5 ° | 73 ° | 73 ° | 72.5 ° |
| Head Tube Angle | 71 ° | 72 ° | 72.5 ° | 72.5 ° | 72.5 ° | 72.5 ° |
| Head Tube Length | 125 mm | 145 mm | 165 mm | 185 mm | 205 mm | 572 mm |
| Chainstay Length | 420 mm | 420 mm | 420 mm | 420 mm | 420 mm | mm |
| Wheelbase | 983 mm | 990 mm | 995 mm | 1007 mm | 1022 mm | mm |
| Standover Height | 737 mm | 754 mm | 777 mm | 790 mm | 813 mm | 833 mm |
| Wheels | 700 | 700 | 700 | 700 | 700 | 700 |
| Rider Min Height | 155 cm | 163 cm | 170 cm | 175 cm | 181 cm | 188 cm |
| Rider Max Height | 168 cm | 174 cm | 181 cm | 187 cm | 193 cm | 200 cm |
About this model
Defy 1 belongs to the Giant Defy model. 145 bikes variations carry this model name so far. Check out the entire range from 2015 of this model, by clicking this link.
Model range prices
Giant Defy 5 2015 is the most economical model, with a starting price of 640$. Giant Defy Advanced SL 0 2015 on the other hand costs 10300$, and is the most expensive model.
Safety
Your safety should be the top priority when you go for a ride. In short, make sure that you always use a helmet, high visibility clothing, and proper lights when riding at night-time.
Endurance bikes average price
If you want an acceptable Endurance bike you should know that the average price is 2346$. However, paying less money than this amount doesn’t mean that you couldn’t get a great Endurance bike. In short, before purchasing your ideal bike do some research about its components, and also check for reviews online.
When Giant released this model in 2015, its price was 1425$. Comparing the average cost of an Endurance bike to this one, you will see that Defy 1 price is 64.63% smaller.
Overview of components
Fork material
The fork on this bike is made out of carbon, so, its weight is considerably lighter than one made out of steel. However, they cost a bit more than steel forks.
Wheels
When leaving the production line, the Defy 1 model has 700c aluminum wheels. These are the most popular wheels for road, aero, gravel, cyclocross, race, and gravel bikes. However, while they give you great speed and control, these wheels are not so bump-friendly.
Brakes
For your safety, it is important to have quality breaks on your bike. Giant Defy 1 has Rim brakes installed. Rim brakes are cheaper than hydraulic brakes, and also easier to maintain. However, they have problems in wet conditions.
Sizes
This bike is available in 6 sizes. They vary from 155 cm – 200 cm (5.09 ft – 6.56 ft). In conclusion, it won’t take much to find one that’s right for you.