2026 J Guillem Arta Base 54
Build
700C/29 in × 35 mm
Insights
Somewhat upright stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of J Guillem Arta
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 583mm |
| Reach | 367mm |
| Stack to Reach Ratio | 1.59:1 |
| Seat Tube Length, C-T | 465mm |
| Seat Tube Length, C-TTT | 510mm |
| Top Tube Length, Effective/Horizontal Center | 540mm |
| Top Tube Slope | 15.4deg |
| Head Tube Angle | 72deg |
| Seat Tube Angle | 73.5deg |
| Head Tube Length | 155mm |
| Bottom Bracket Drop | 75mm |
| Bottom Bracket Height | 271mm |
| Chainstay Length | 443mm |
| Chainstay Length Horizontal | 436.6mm |
| Front-Center | 590mm |
| Front-Center Horizontal | 574.4mm |
| Wheelbase | 1011mm |
| Fork Offset/Rake | 40.3mm |
| Trail | 70.1mm high |
| Mechanical Trail | 66.7mm |
| Wheel Flop | 20.6mm |
| Standover Height | 779mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 74mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 101mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 35mm |
| Tire Outer Diameter | 692mm |
| Bike Length with Tires | 1703mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Titanium |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:https://www.jguillem.com/en/bikes/arta