Rear tire: 700C×28.
Velopedia Bicycle Archive
2021 Giant Contend 3
Original specifications: geometry for 6 published sizes.
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At a glance
- Model year
- 2021
- Category
- Road
- Original MSRP
- $900.00
- Sizes
- XS, S, M, ML, L, XL
- Colors
- Black, Racing Red
- Geometry
- 6 manufacturer sizes
- In this record
- 21 specifications · 8 archived images · original MSRP · geometry
- Archive ID
- 900003084
Original buildAluminum
Frameset
| Frame Construction | ALUXX-Grade Aluminum |
|---|---|
| Frame Material | Aluminum |
| Fork | ALUXX-Grade Aluminum, OverDrive steerer |
| Fork Material | Aluminum |
Drivetrain
| Shifters | Shimano Claris |
|---|---|
| Front Derailleur | Shimano Claris |
| Rear Derailleur | Shimano Claris |
| Crankset | FSA Tempo, 34/50 |
| Bottom Bracket | cartridge |
| Cassette | Shimano HG50, 8-speed, 11x34 |
| Chain | KMC Z72 |
Brakes
| Brakes | Tektro B177 |
|---|
Cockpit & Contact Points
| Handlebar | Giant Connect |
|---|---|
| Stem | Giant Sport |
| Saddle | Giant Approach, UniClip accessory mount |
| Seatpost | Giant D-Fuse, alloy |
Wheels & Tires
| Hubs | Giant S-R3 wheelset, QR |
|---|---|
| Rims | Giant S-R3 wheelset |
| Spokes | Stainless |
| Front Tire | Giant S-R3 AC, 700x28c, puncture protect |
| Rear Tire | Giant S-R3 AC, 700x28c, puncture protect |
Geometry
Frame measurements by size.
Frame diagram
Select an available measurement to locate it on the frame.
All geometry measurements6 sizes · 17 measurements
| Measurement | XS | S | M | ML | L | XL |
|---|---|---|---|---|---|---|
| Seat tube | 430 mm | 465 mm | 500 mm | 535 mm | 555 mm | 585 mm |
| Top tube | 515 mm | 530 mm | 545 mm | 560 mm | 575 mm | 595 mm |
| Head tube | 123 mm | 138 mm | 158 mm | 178 mm | 198 mm | 218 mm |
| Head-tube angle | 71° | 71.8° | 72.5° | 72.5° | 72.5° | 72.5° |
| Seat-tube angle | 74.8° | 74° | 73.5° | 73° | 73° | 72.5° |
| Chainstay / rear center | 412 mm | 412 mm | 412 mm | 412 mm | 412 mm | 412 mm |
| Wheelbase | 985 mm | 986 mm | 990 mm | 1002 mm | 1017 mm | 1031 mm |
| Bottom-bracket drop | 75 mm | 75 mm | 75 mm | 70 mm | 70 mm | 70 mm |
| Reach | 372 mm | 375 mm | 378 mm | 384 mm | 393 mm | 401 mm |
| Stack | 524 mm | 541 mm | 563 mm | 577 mm | 596 mm | 615 mm |
| Standover height | 720 mm | 746 mm | 774 mm | 803 mm | 821 mm | 844 mm |
| Fork offset / rake | 50 mm | 50 mm | 50 mm | 50 mm | 50 mm | 50 mm |
| Trail | 66.8 mm | 61.9 mm | 57.1 mm | 57.1 mm | 57.1 mm | 57.1 mm |
| Crank length | 170 mm | 170 mm | 172.5 mm | 172.5 mm | 175 mm | 175 mm |
| Stem length | 80 mm | 90 mm | 100 mm | 100 mm | 110 mm | 110 mm |
| Handlebar width | 400 mm | 400 mm | 420 mm | 420 mm | 440 mm | 440 mm |
| Wheel size | 700C | 700C | 700C | 700C | 700C | 700C |
Dimensions as recorded.
Gearing
Lower gears help on climbs. Higher gears suit higher speeds.
RPM = pedal turns per minute.
How it works
Ratio = chainring teeth ÷ rear sprocket teeth. A 400% range means the highest ratio is four times the lowest.
Speeds are estimates from tire size and pedal cadence. Actual speeds vary.
Bike-specific inspection checklist 19 checks based on 5 archived component groups Open checklistClose checklist
This checklist uses the archived equipment for this bike. It cannot confirm the condition, service history or later component changes of the example in front of you.
Identity and fit
Follow the full used-bike inspection order →Archived: 2021 Giant Contend 3 · Road · Published sizes: XS, S, M, ML, L, XL
Frame and fork
Inspect the frame and fork →Archived: Frame: ALUXX-Grade Aluminum · Fork: ALUXX-Grade Aluminum, OverDrive steerer · Aluminum
Drivetrain
Check drivetrain wear →Archived: Shifters: Shimano Claris · Front derailleur: Shimano Claris · Rear derailleur: Shimano Claris · Crankset: FSA Tempo, 34/50 · Bottom bracket: cartridge · Cassette: Shimano HG50, 8-speed, 11x34 · Chain: KMC Z72
Brakes
Inspect the brakes →Archived: Brakes: Tektro B177
Wheels and tires
Check wheels and tires →Archived: Rims: Giant S-R3 wheelset · Hubs: Giant S-R3 wheelset, QR · Front tire: Giant S-R3 AC, 700x28c, puncture protect · Rear tire: Giant S-R3 AC, 700x28c, puncture protect
Controls and contact points
Archived: Handlebar: Giant Connect · Stem: Giant Sport · Seatpost: Giant D-Fuse, alloy · Saddle: Giant Approach, UniClip accessory mount
Before and during the test ride
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Gallery8 images
Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.





