Models · Planet X

Planet X Reiver (2026)

gravel · carbon · sizes XS–XL Manufacturer’s website

Geometry ?

Planet X Reiver 2026 geometry in sizes XS–XL: stack 530–604 mm, reach 365–397 mm, head angle 70–71°.

	XS	S	M	L	XL
Stack	530 mm	548 mm	562 mm	581 mm	604 mm
Reach	365 mm	370 mm	379 mm	388 mm	397 mm
Head angle	70°	71°	71°	71°	71°
Seat angle	74°	73°	73°	72.5°	72.5°
Seat tube (c-t)	450 mm	490 mm	520 mm	540 mm	560 mm
Head tube	110 mm	125 mm	140 mm	160 mm	185 mm
Top tube (effective)	517 mm	538 mm	551 mm	571 mm	588 mm
BB drop	69 mm	69 mm	69 mm	69 mm	69 mm
Chainstay	435 mm	435 mm	435 mm	435 mm	435 mm
Wheelbase	1021 mm	1023 mm	1036 mm	1052 mm	1069 mm

Source: planetx.co.uk, 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 M (stack 562 / reach 379 mm).

Argonaut GR3 (2026)size 545 · stack 562 / reach 379 mm Bottecchia Gravel Overland (2026)size 52 · stack 562 / reach 379 mm Bottecchia Gravel SL (2026)size 52 · stack 562 / reach 379 mm CTM Koyuk CR (carbon) (2026)size 540 · stack 562 / reach 379 mm Daccordi Mannaro (2026)size M · stack 562 / reach 379 mm Kaze Stampede (2026)size 52 · stack 562 / reach 379 mm

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

Are you the manufacturer, or do you sell this bike? I’m missing 7 values for this model’s stem and bars. Add them