2025 HongFu Bikes FM358 Base
- Design
- Flat Bar, Full suspension
- Frame
- Carbon/Composite
- Suspension
- 120mm fork travel, 115mm rear travel
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
15.5" | 17.5" | 19" | 21" | |
Stack | 589mm | 604mm | 618mm | 626mm |
Reach | 438mm | 459mm | 480mm | 500mm |
Stack to Reach Ratio | 1.34:1 | 1.32:1 | 1.29:1 | 1.25:1 |
Seat Tube Length, C-T | 420mm | 420mm | 458mm | 480mm |
Top Tube Length, Effective/Horizontal Unknown | 585mm | 610mm | 633mm | 656mm |
Top Tube Slope | 18.6deg | 19.3deg | 16.4deg | 14.6deg |
Head Tube Angle | 67deg | 67deg | 67deg | 67deg |
Seat Tube Angle | 76deg | 76deg | 76deg | 76deg |
Head Tube Length | 90mm | 100mm | 115mm | 130mm |
Bottom Bracket Drop | 38mm | 38mm | 38mm | 38mm |
Bottom Bracket Height | 334mm | 334mm | 334mm | 334mm |
Chainstay Length | 435mm | 435mm | 435mm | 435mm |
Chainstay Length Horizontal | 433.3mm | 433.3mm | 433.3mm | 433.3mm |
Front-Center | 722mm | 748mm | 774mm | 800mm |
Front-Center Horizontal | 721.7mm | 747.7mm | 772.7mm | 798.7mm |
Wheelbase | 1155mm | 1181mm | 1206mm | 1232mm |
Fork Offset/Rake | 44mm | 44mm | 44mm | 44mm |
Fork Length (Axle-To-Crown) | 532mm | 532mm | 532mm | 532mm |
Trail | 110.1mm very high | 110.1mm very high | 110.1mm very high | 110.1mm very high |
Mechanical Trail | 101.3mm | 101.3mm | 101.3mm | 101.3mm |
Wheel Flop | 39.6mm | 39.6mm | 39.6mm | 39.6mm |
Tire to Pedal Spindle | 180mm 170 mm cranks | 206mm 170 mm cranks | 232mm 170 mm cranks | 258mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 164mm 170 mm cranks | 164mm 170 mm cranks | 164mm 170 mm cranks | 164mm 170 mm cranks |
Base Build
15.5" | 17.5" | 19" | 21" | |
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 |
Tire Width | 2.4in | 2.4in | 2.4in | 2.4in |
Tire Width Max | 2.4in | 2.4in | 2.4in | 2.4in |
Tire Outer Diameter | 743.9mm | 743.9mm | 743.9mm | 743.9mm |
Bike Length with Tires | 1898.9mm | 1924.9mm | 1949.9mm | 1975.9mm |
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 Cross-country MTBSource:https://www.hongfu-bikes.com/products/7.html