2026 Trifox Bike MK7 Base

Design
Flat Bar, Hardtail (Front suspension)
Frame
Aluminum
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Suspension sag unknown
Geometry may mis-represent actual riding geometry

Geometry

15
17
Stack
604.3mm
631.6mm
Reach
385mm
405mm
Stack to Reach Ratio
1.57:1
1.56:1
Seat Tube Length, Unknown
381mm
432mm
Top Tube Length, Effective/Horizontal Center
558.3mm
580.9mm
Top Tube Slope
25.5deg
22.2deg
Seat Tube Angle
69deg
69deg
Head Tube Length
95mm
105mm
Bottom Bracket Drop
58mm
58mm
Bottom Bracket Height
310.2mm
310.2mm
Chainstay Length
445mm
445mm
Chainstay Length Horizontal
441.2mm
441.2mm
Front-Center
662.5mm
686.3mm
Front-Center Horizontal
660mm
683.8mm
Wheelbase
1101.2mm
1125mm
Fork Length, Unknown
515mm
515mm
Trail
Mechanical Trail
Wheel Flop
Tire to Pedal Spindle
124.4mm
170 mm cranks
148.1mm
170 mm cranks
Pedal Spindle to Ground Clearance
140.2mm
170 mm cranks
140.2mm
170 mm cranks

Base Build

15
17
Wheel Size
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
Tire Width
2.25in
2.25in
Tire Outer Diameter
736.3mm
736.3mm
Bike Length with Tires
1837.5mm
1861.3mm

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 Scale
Source:https://www.trifoxbike.com/ultralight-aluminum-148mm-boost-hardtail-mtb-frame-mk7