2026 LightCarbon LCTT05 Base
- Category
- Triathlon
- Design
- Aero Bar, Rigid, non-suspension corrected
Geometry
470 | 490 | 520 | 540 | 560 | 580 | |
Stack | 460mm | 493mm | 528mm | 542mm | 557mm | 572mm |
Reach | 388mm | 393mm | 398mm | 415mm | 437mm | 446mm |
Stack to Reach Ratio | 1.19:1 | 1.25:1 | 1.33:1 | 1.31:1 | 1.27:1 | 1.28:1 |
Seat Tube Length, Unknown | 475mm | 505mm | 545mm | 559mm | 573mm | 588mm |
Top Tube Length, Effective/Horizontal Center | 502mm | 507mm | 540mm | 550mm | 565mm | 580mm |
Top Tube Slope | -0.1deg | 0.3deg | -0.1deg | 0deg | 0.1deg | 0.1deg |
Head Tube Angle | 70deg | 70.5deg | 71deg | 72.5deg | 72.5deg | 72.5deg |
Seat Tube Angle | 76deg | 76deg | 76deg | 76deg | 76deg | 76deg |
Head Tube Length | 80mm | 110mm | 130.5mm | 141mm | 160mm | 174.5mm |
Bottom Bracket Drop | 75mm | 75mm | 75mm | 75mm | 75mm | 75mm |
Bottom Bracket Height | 264mm | 264mm | 264mm | 264mm | 264mm | 264mm |
Chainstay Length | 410mm | 410mm | 410mm | 410mm | 410mm | 410mm |
Chainstay Length Horizontal | 403.1mm | 403.1mm | 403.1mm | 403.1mm | 403.1mm | 403.1mm |
Front-Center | 57mm | 585mm | 593mm | 602mm | 630mm | 647mm |
Front-Center Horizontal | 577.9mm | 586.9mm | 596.9mm | 602.9mm | 636.9mm | 648.9mm |
Wheelbase | 981mm | 990mm | 1000mm | 1006mm | 1040mm | 1052mm |
Fork Offset/Rake | 46.8mm | 43.3mm | 40.6mm | 38.8mm | 45.7mm | 44.1mm |
Fork Length (Axle-To-Crown) | 372mm | 372mm | 372mm | 372mm | 372mm | 372mm |
Trail | 73.6mm high | 74.2mm high | 73.8mm high | 66.2mm high | 58.9mm mid/neutral | 60.7mm mid/neutral |
Mechanical Trail | 69.2mm | 69.9mm | 69.8mm | 63.2mm | 56.2mm | 57.9mm |
Wheel Flop | 23.7mm | 23.3mm | 22.7mm | 19mm | 16.9mm | 17.4mm |
Tire to Pedal Spindle | -452mm 170 mm cranks | 76mm 170 mm cranks | 84mm 170 mm cranks | 93mm 170 mm cranks | 121mm 170 mm cranks | 138mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 94mm 170 mm cranks | 94mm 170 mm cranks | 94mm 170 mm cranks | 94mm 170 mm cranks | 94mm 170 mm cranks | 94mm 170 mm cranks |
Base Build
470 | 490 | 520 | 540 | 560 | 580 | |
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 |
Tire Width | 28mm | 28mm | 28mm | 28mm | 28mm | 28mm |
Tire Outer Diameter | 678mm | 678mm | 678mm | 678mm | 678mm | 678mm |
Bike Length with Tires | 1659mm | 1668mm | 1678mm | 1684mm | 1718mm | 1730mm |
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
TriathlonSource:https://www.lightcarbon.com/lightcarbon-ultra-aero-triathlon-carbon-frame-disc-brake-700c-carbon-fiber-tt-bike-frameset_p267.html