Models · Curve · Belgie

Curve Belgie Ultra Titan (2026)

allroad · titanium · sizes 46–64 · tyres up to 45 mm Manufacturer’s website

Geometry ?

Curve Belgie Ultra Titan 2026 geometry in sizes 46–64: stack 541–676 mm, reach 360–415 mm, head angle 70.2–71.5°.

	46	49	52	54	56	58	61	64
Stack	541 mm	552 mm	563 mm	581 mm	603 mm	629 mm	653 mm	676 mm
Reach	360 mm	365 mm	374 mm	383 mm	391 mm	399 mm	407 mm	415 mm
Head angle	70.2°	70.6°	71°	71°	71°	71.5°	71.5°	71.5°
Seat angle	75°	74.8°	74.5°	74°	74°	73.5°	73.5°	73.5°
Seat tube (?)	440 mm	470 mm	500 mm	520 mm	545 mm	570 mm	590 mm	610 mm
Head tube	125 mm	135 mm	145 mm	165 mm	190 mm	215 mm	240 mm	265 mm
Top tube (effective)	505 mm	515 mm	530 mm	550 mm	564 mm	585 mm	600 mm	615 mm
BB drop	80 mm	80 mm	80 mm	80 mm	78 mm	78 mm	78 mm	78 mm
Chainstay	425 mm	425 mm	425 mm	425 mm	428 mm	428 mm	430 mm	430 mm
Wheelbase	993 mm	998 mm	1007 mm	1023 mm	1043 mm	1053 mm	1071 mm	1087 mm
Standover	712 mm	735 mm	757 mm	776 mm	802 mm	827 mm	848 mm	867 mm
Fork length	380 mm	380 mm	380 mm	380 mm	380 mm	380 mm	380 mm	380 mm
Fork offset	47 mm	47 mm	47 mm	47 mm	47 mm	47 mm	47 mm	47 mm

(?) by the seat tube length: the manufacturer doesn’t say whether it’s measured centre to centre (c-c) or centre to top (c-t).

Source: cdn.shopify.com, checked 12 Nov 2026 · bar position: worked out from published data

Stock build

I don’t have the build for each size yet.

Frames with similar geometry

Stack and reach within 12 mm of size 56 (stack 603 / reach 391 mm).

Drag Corsa CX (2026)size XL · stack 602 / reach 391 mm Guerciotti Escape (2026)size XL · stack 602 / reach 391 mm Guerciotti Eureka CXS (2027)size XL · stack 602 / reach 391 mm Salsa Warbird C (2025)size 57.5cm · stack 604 / reach 390 mm Genesis Tour De Fer 20 (2026)size MD · stack 603 / reach 390 mm Genesis Tour De Fer 40 (2026)size MD · stack 603 / reach 390 mm

Spotted a mistake or a missing build? Let me know.

Are you the manufacturer, or do you sell this bike? I’m missing 10 values for this model’s stem and bars. Add them