2025 Wondercross Rambler Base
- Category
- All-road/Gravel
- Design
- Drop Bar, Rigid, non-suspension corrected
- Frame
- Titanium
- Fork
- Carbon/Composite
- Features
- Disc brake
Geometry
XXS | XS | S | M | L | XL | XXL | |
Stack | 533mm | 547mm | 560mm | 584mm | 594mm | 603mm | 630mm |
Reach | 357mm | 367mm | 375mm | 387mm | 391mm | 397mm | 415mm |
Stack to Reach Ratio | 1.49:1 | 1.49:1 | 1.49:1 | 1.51:1 | 1.52:1 | 1.52:1 | 1.52:1 |
Seat Tube Length, Unknown | 430mm | 480mm | 520mm | 540mm | 570mm | 595mm | 620mm |
Top Tube Length, Actual C-C | 495mm | 513mm | 530mm | 554mm | 567mm | 575mm | 604mm |
Top Tube Slope | 14.1deg | 9.6deg | 6.5deg | 6.9deg | 4.9deg | 3.3deg | 3.4deg |
Head Tube Angle | 72deg | 72.5deg | 73deg | 73.5deg | 73.5deg | 73.5deg | 73.5deg |
Seat Tube Angle | 75.5deg | 75deg | 74.5deg | 74deg | 73.5deg | 73.5deg | 73.5deg |
Head Tube Length | 105mm | 120mm | 132mm | 155mm | 165mm | 175mm | 205mm |
Bottom Bracket Drop | 74mm | 72mm | 72mm | 72mm | 72mm | 72mm | 70mm |
Bottom Bracket Height | 269mm | 271mm | 271mm | 271mm | 271mm | 271mm | 273mm |
Chainstay Length | 415mm | 415mm | 415mm | 418mm | 418mm | 418mm | 420mm |
Chainstay Length Horizontal | 408.4mm | 408.7mm | 408.7mm | 411.8mm | 411.8mm | 411.8mm | 414.1mm |
Front-Center | 560mm | 570mm | 578mm | 592mm | 592mm | 607mm | 635mm |
Front-Center Horizontal | 554.7mm | 566.3mm | 573.3mm | 587.3mm | 587.3mm | 603.3mm | 631.9mm |
Wheelbase | 963mm | 975mm | 982mm | 999mm | 999mm | 1015mm | 1046mm |
Fork Offset/Rake | 46.1mm | 47.2mm | 47mm | 46.6mm | 39.9mm | 46.9mm | 48.9mm |
Trail | 62.9mm mid/​neutral | 58.6mm mid/​neutral | 55.8mm mid/​neutral | 53mm mid/​neutral | 60mm mid/​neutral | 52.6mm mid/​neutral | 50.6mm mid/​neutral |
Mechanical Trail | 59.9mm | 55.9mm | 53.3mm | 50.8mm | 57.5mm | 50.5mm | 48.5mm |
Wheel Flop | 18.5mm | 16.8mm | 15.6mm | 14.4mm | 16.3mm | 14.3mm | 13.8mm |
Tire to Pedal Spindle | 47mm 170 mm cranks | 57mm 170 mm cranks | 65mm 170 mm cranks | 79mm 170 mm cranks | 79mm 170 mm cranks | 94mm 170 mm cranks | 122mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 99mm 170 mm cranks | 101mm 170 mm cranks | 101mm 170 mm cranks | 101mm 170 mm cranks | 101mm 170 mm cranks | 101mm 170 mm cranks | 103mm 170 mm cranks |
Base Build
XXS | XS | S | M | L | XL | XXL | |
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 | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 32mm | 32mm | 32mm | 32mm | 32mm | 32mm | 32mm |
Tire Width Max | 38mm | 38mm | 38mm | 38mm | 38mm | — | — |
Tire Outer Diameter | 686mm | 686mm | 686mm | 686mm | 686mm | 686mm | 686mm |
Bike Length with Tires | 1649mm | 1661mm | 1668mm | 1685mm | 1685mm | 1701mm | 1732mm |
Published Sizing Recommendations
Height | 13 ft 8 in to | 13 ft 6 in to | 13 ft 9 in to | 14 ft 3 in to | 14 ft 10 in to | 15 ft 5 in to | 15 ft 10 in to |
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
All-road/GravelSource:www.wondercross.com.au