2021 Nicolai Bicycles G1 29
- Design
- Flat Bar, Full suspension
- Frame
- Aluminum
- Fork
- Aluminum
- Suspension
- 175mm rear travel
- Features
- Disc brake
Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry |
Geometry
Small | Medium | Large | X-Large | XX-Large | |
Stack | 615mm | 624mm | 633mm | 642mm | 649mm |
Reach | 470mm | 495mm | 515mm | 535mm | 555mm |
Stack to Reach Ratio | 1.31:1 | 1.26:1 | 1.23:1 | 1.2:1 | 1.17:1 |
Seat Tube Length, Unknown | 415mm | 438mm | 455mm | 475mm | 500mm |
Top Tube Length, Effective/Horizontal Unknown | 600mm | 622mm | 642mm | 659mm | 681mm |
Top Tube Slope | 20.6deg | 18.5deg | 17.2deg | 15.7deg | 13.7deg |
Head Tube Angle | 62.5deg | 62.5deg | 62.5deg | 62.5deg | 62.5deg |
Seat Tube Angle | 78deg | 78.5deg | 78.75deg | 79deg | 79deg |
Head Tube Length | 110mm | 120mm | 130mm | 140mm | 150mm |
Bottom Bracket Drop | 32mm | 32mm | 32mm | 32mm | 32mm |
Bottom Bracket Height | 342.5mm | 342.5mm | 342.5mm | 342.5mm | 342.5mm |
Chainstay Length | 491.5mm | 491.5mm | 491.5mm | 491.5mm | 497mm |
Chainstay Length Horizontal | 490.5mm | 490.5mm | 490.5mm | 490.5mm | 496mm |
Front-Center | 787.2mm | 816.2mm | 834.2mm | 857.1mm | 875.6mm |
Front-Center Horizontal | 786.5mm | 815.5mm | 833.5mm | 856.5mm | 875mm |
Wheelbase | 1277mm | 1306mm | 1324mm | 1347mm | 1371mm |
Fork Offset/Rake | 44mm | 44mm | 44mm | 44mm | 44mm |
Fork Length (Axle-To-Crown) | 567mm | 567mm | 567mm | 567mm | 567mm |
Trail | 145.4mm very high | 145.4mm very high | 145.4mm very high | 145.4mm very high | 145.4mm very high |
Mechanical Trail | 128.9mm | 128.9mm | 128.9mm | 128.9mm | 128.9mm |
Wheel Flop | 59.5mm | 59.5mm | 59.5mm | 59.5mm | 59.5mm |
Standover Height | 728mm | 728mm | 728mm | 748mm | 770mm |
Tire to Pedal Spindle | 242.7mm 170 mm cranks | 271.7mm 170 mm cranks | 289.7mm 170 mm cranks | 312.6mm 170 mm cranks | 331.1mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 172.5mm 170 mm cranks | 172.5mm 170 mm cranks | 172.5mm 170 mm cranks | 172.5mm 170 mm cranks | 172.5mm 170 mm cranks |
29 Build
Small | Medium | Large | X-Large | XX-Large | |
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 |
Tire Width | 2.5in | 2.5in | 2.5in | 2.5in | 2.5in |
Tire Width Max | 63.5mm | 63.5mm | 63.5mm | 63.5mm | 63.5mm |
Tire Outer Diameter | 749mm | 749mm | 749mm | 749mm | 749mm |
Bike Length with Tires | 2026mm | 2055mm | 2073mm | 2096mm | 2120mm |
Published Sizing Recommendations
Height | 164 cm to 172 cm | 170 cm to 180 cm | 178 cm to 190 cm | 188 cm to 200 cm | 198 cm to 205 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
Full-suspension All-mountain/Enduro MTBSource:https://docs.google.com/spreadsheets/d/e/2PACX-1vTawjrfXMFNlhEcCKGRg5ZSwCmyOvhRr6amn0GcPGP1isaP5JNDkcXI-gvOhHddh2x_YkTTFPXfCEVI/pubhtml#