2026 Curve Cycling ULTRA+ RACE 380 64
Build
700C/29 in × 40 mm
Insights
Average stack and reach vs trend of endurance road bikes
Design deviates from other sizes of Curve Cycling ULTRA+
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 676mm |
| Reach | 415mm |
| Stack to Reach Ratio | 1.63:1 |
| Seat Tube Length, C-T | 610mm |
| Top Tube Length, Effective/Horizontal HT Top | 615mm |
| Top Tube Slope | 8.8deg |
| Head Tube Angle | 71.5deg |
| Seat Tube Angle | 73.5deg |
| Head Tube Length | 265mm |
| Bottom Bracket Drop | 78mm |
| Bottom Bracket Height | 273mm |
| Chainstay Length | 430mm |
| Chainstay Length Horizontal | 422.9mm |
| Front-Center | 669mm |
| Front-Center Horizontal | 664.1mm |
| Wheelbase | 1087mm |
| Fork Offset/Rake | 47mm |
| Fork Length (On-Axis) | 380mm |
| Trail | 67.9mm high |
| Mechanical Trail | 64.4mm |
| Wheel Flop | 20.4mm |
| Standover Height | 865mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 148mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 103mm |
RACE 380 Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 40mm |
| Tire Outer Diameter | 702mm |
| Bike Length with Tires | 1789mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Titanium |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Published Sizing Recommendations
| Height | 198 cm to 208 cm |
Source:www.curvecycling.com