2017 Chumba Cycles URSA 29plus Backcountry Base XL
Build
700C/29 in × 3 in
Insights
Somewhat aggressive stack and reach vs trend of hardtail cross-country mtb bikes
Design deviates from other sizes of Chumba Cycles URSA 29plus Backcountry
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
View all sizes
Geometry
Stack | 616mm |
Reach | 454mm |
Stack to Reach Ratio | 1.36:1 |
Seat Tube Length, C-T | 520.7mm |
Top Tube Length, Effective/Horizontal Center | 645mm |
Top Tube Slope | 11.1deg |
Head Tube Angle | 69deg |
Seat Tube Angle | 72.5deg |
Head Tube Length | 115mm |
Bottom Bracket Drop | 56mm |
Bottom Bracket Height | 331.2mm |
Chainstay Length | 460mm |
Chainstay Length Max | 460mm |
Chainstay Length Horizontal | 456.6mm |
Chainstay Length Horizontal Max | 456.6mm |
Front-Center | 717.6mm |
Front-Center Horizontal | 715.4mm |
Wheelbase | 1172mm |
Wheelbase Max | 1172mm |
Fork Offset/Rake | 43.4mm |
Fork Length (Axle-To-Crown) | 490mm |
Trail | 102.2mm very high |
Mechanical Trail | 95.4mm |
Wheel Flop | 34.2mm |
Standover Height | 825.5mm |
Tire to Pedal Spindle Distance With 170 mm cranks | 160.4mm |
Pedal Spindle to Ground Clearance With 170 mm cranks | 161.2mm |
Base Build
Wheel Size | 700C, 29 inch (622mm BSD) |
Tire Width | 3in |
Tire Outer Diameter | 774.4mm |
Bike Length with Tires | 1946.4mm |
Suspension Type | Hardtail (Front suspension) |
Bar Type | Flat Bar |
Fork Travel | Unknown |
Suspension Sag | Unknown |
Frame Material | Steel |
Fork Material | Unknown |
Brake Type | Disc |
Source:Bike Counterculture Geometry Database