1997-1998 Rockrider 740 (1997-1998) Dedacciai steel

Design
Flat Bar, Hardtail (Front suspension)
Frame
Steel
Fork
Aluminum
Suspension
80mm fork travel
Features
Rim brake
Very aggressive stack and reachvs category

Geometry

Medium
Stack
540mm
Reach
460mm
Stack to Reach Ratio
1.17:1
Seat Tube Length, Unknown
350mm
Top Tube Length, Effective/Horizontal Center
570.6mm
Top Tube Length, Actual C-C
560mm
Top Tube Slope
4deg
Head Tube Angle
71deg
Seat Tube Angle
73deg
Head Tube Length
1000mm
Bottom Bracket Drop
35mm
Bottom Bracket Height
297.8mm
Chainstay Length
425mm
Chainstay Length Horizontal
423.6mm
Front-Center
675mm
Front-Center Horizontal
674.1mm
Wheelbase
1097.6mm
Fork Offset/Rake
38mm
Fork Length (Axle-To-Crown)
450mm
Trail
74.4mm
high
Mechanical Trail
70.4mm
Wheel Flop
22.9mm
Standover Height
745mm
Tire to Pedal Spindle
172.1mm
170 mm cranks
Pedal Spindle to Ground Clearance
127.8mm
170 mm cranks

Dedacciai steel Build

Medium
Wheel Size
26 in
559 mm BSD
Tire Width
2.1in
Tire Width Max
55mm
Tire Outer Diameter
665.7mm
Bike Length with Tires
1763.3mm
Crank Length
170mm
Handlebar Width
440mm
Stem Length
70mm
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:www.decathlon.fr