2026 Decathlon Riverside EXPL 100

Design
Flat Bar, Hardtail (Front suspension)
Frame
Aluminum
Features
Disc brake
Average stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry

Geometry

L
Stack
630mm
Reach
450mm
Stack to Reach Ratio
1.4:1
Seat Tube Length, Unknown
430mm
Top Tube Length, Effective/Horizontal HT Top
642mm
Top Tube Slope
20.8deg
Head Tube Angle
68deg
Seat Tube Angle
73deg
Head Tube Length
100mm
Bottom Bracket Drop
62mm
Bottom Bracket Height
305mm
Chainstay Length
441.4mm
Chainstay Length Horizontal
437mm
Front-Center
736.5mm
Front-Center Horizontal
733.9mm
Wheelbase
1170.9mm
Fork Offset/Rake
50.4mm
Fork Length (On-Axis)
530mm
Trail
93.9mm
very high
Mechanical Trail
87.1mm
Wheel Flop
32.6mm
Tire to Pedal Spindle
199.5mm
170 mm cranks
Pedal Spindle to Ground Clearance
135mm
170 mm cranks

EXPL 100 Build

L
Wheel Size
700C/29 in
622 mm BSD
Tire Width
56mm
Tire Outer Diameter
734mm
Bike Length with Tires
1904.9mm
Handlebar Width
700mm
Stem Length
60mm
Stem Angle
15deg

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://gemini.google.com/