2016 Trek Bikes 720 disc base
- Category
- All-road/Gravel
- Design
- Drop Bar, Rigid, non-suspension corrected
- Frame
- Aluminum
- Fork
- Carbon/Composite
- Features
- Disc brake
Geometry
49 | 52 | 54 | 56 | 58 | 61 | |
Stack | 533mm | 549mm | 565mm | 582mm | 600mm | 625mm |
Reach | 375mm | 380mm | 385mm | 390mm | 395mm | 402mm |
Stack to Reach Ratio | 1.42:1 | 1.44:1 | 1.47:1 | 1.49:1 | 1.52:1 | 1.55:1 |
Seat Tube Length, Unknown | 466mm | 486mm | 506mm | 526mm | 546mm | 566mm |
Top Tube Length, Effective/Horizontal Center | 526mm | 538mm | 550mm | 563mm | 575mm | 593mm |
Top Tube Slope | 9.6deg | 9.1deg | 8.6deg | 8.2deg | 8deg | 8.4deg |
Head Tube Angle | 70.8deg | 71.4deg | 71.8deg | 72.2deg | 72.5deg | 72.8deg |
Seat Tube Angle | 74.2deg | 74deg | 73.7deg | 73.5deg | 73.3deg | 73deg |
Head Tube Length | 96mm | 110mm | 128mm | 145mm | 164mm | 190mm |
Bottom Bracket Drop | 72mm | 72mm | 70mm | 70mm | 68mm | 68mm |
Bottom Bracket Height | 274mm | 274mm | 276mm | 276mm | 278mm | 278mm |
Chainstay Length | 426mm | 426mm | 426mm | 426mm | 426mm | 426mm |
Chainstay Length Horizontal | 419.9mm | 419.9mm | 420.2mm | 420.2mm | 420.5mm | 420.5mm |
Front-Center | 586.6mm | 591.5mm | 597.9mm | 604.9mm | 612.3mm | 624.2mm |
Front-Center Horizontal | 582.1mm | 587.1mm | 593.8mm | 600.8mm | 608.5mm | 620.5mm |
Wheelbase | 1002mm | 1007mm | 1014mm | 1021mm | 1029mm | 1041mm |
Fork Offset/Rake | 45mm | 45mm | 45mm | 45mm | 45mm | 45mm |
Fork Length (Axle-To-Crown) | 420mm | 420mm | 420mm | 420mm | 420mm | 430mm |
Trail | 72.8mm high | 69mm high | 66.4mm high | 63.8mm mid/neutral | 61.9mm mid/neutral | 60mm mid/neutral |
Mechanical Trail | 68.8mm | 65.4mm | 63.1mm | 60.8mm | 59mm | 57.3mm |
Wheel Flop | 22.6mm | 20.9mm | 19.7mm | 18.6mm | 17.8mm | 17mm |
Standover Height | 733mm | 750mm | 770mm | 786mm | 805mm | 825mm |
Tire to Pedal Spindle | 70.6mm 170 mm cranks | 75.5mm 170 mm cranks | 81.9mm 170 mm cranks | 88.9mm 170 mm cranks | 96.3mm 170 mm cranks | 108.2mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 104mm 170 mm cranks | 104mm 170 mm cranks | 106mm 170 mm cranks | 106mm 170 mm cranks | 108mm 170 mm cranks | 108mm 170 mm cranks |
base Build
49 | 52 | 54 | 56 | 58 | 61 | |
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 35mm | 35mm | 35mm | 35mm | 35mm | 35mm |
Tire Width Max | 38mm | 38mm | 38mm | 38mm | 38mm | 38mm |
Tire Outer Diameter | 692mm | 692mm | 692mm | 692mm | 692mm | 692mm |
Bike Length with Tires | 1694mm | 1699mm | 1706mm | 1713mm | 1721mm | 1733mm |
Crank Length | — | 170mm | — | — | — | — |
Handlebar Width | — | 400mm | — | — | — | — |
Stem Length | — | 80mm | — | — | — | — |
Published Sizing Recommendations
Height | 156 cm to 163 cm | 163 cm to 168 cm | 168 cm to 174 cm | 174 cm to 180 cm | 180 cm to 185 cm | 185 cm to 191 cm |
Stack and Reach vs. Category Trend
Very Upright
Somewhat Upright
Average
Somewhat Aggressive
Very Aggressive
The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.
Learn more about the Upright/Aggressive ScaleCategory Trend
All-road/GravelSource:https://www.trekbikes.com/ca/en_CA/bikes/adventure-touring-bikes/720/720-disc/p/16498/