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Principia Gravel 30 2026

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Geometry

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	48cm	51cm	54cm	56cm	59cm
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Reach	307	373	385	399	385
Stack	581	658	534	648	610
Top Tube (effective)	561	572	512	531	667
Seat Tube C-T	491	558	509	497	483
Head Angle	78	56	68	78	60
Seat Angle	65	65	71	69	80
Head Tube	133	127	158	197	195
Chainstay	440	511	452	469	436
Wheelbase	918	938	1209	1015	875
Front Centre	645	614	603	504	681
BB Drop	73	66	55	62	76
Fork Rake / Offset	49	48	48	47	40
Fork Length (A2C)	508	467	494	353	400
Data Source	Manufacturer	Manufacturer	Manufacturer	Manufacturer	Manufacturer

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