Geometry ?
Planet X London Road 2026 geometry in sizes SML–XLG: stack 529–592 mm, reach 368–410 mm, head angle 70–71°.
| SML | MED | LRG | XLG | |
|---|---|---|---|---|
| Stack | 529 mm | 552 mm | 571 mm | 592 mm |
| Reach | 368 mm | 382 mm | 396 mm | 410 mm |
| Head angle | 70° | 71° | 71° | 71° |
| Seat angle | 74° | 74° | 74° | 73° |
| Seat tube (c-t) | 480 mm | 510 mm | 540 mm | 570 mm |
| Head tube | 120 mm | 140 mm | 160 mm | 180 mm |
| Top tube (effective) | 520 mm | 540 mm | 560 mm | 590 mm |
| BB drop | 70 mm | 70 mm | 70 mm | 70 mm |
| Chainstay | 435 mm | 435 mm | 435 mm | 435 mm |
| Wheelbase | 1023 mm | 1035 mm | 1056 mm | 1071 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 SML (stack 529 / reach 368 mm).
Kinesis GTD V2 (2026)size 48 · stack 530 / reach 368 mmKinesis RTD (2026)size 48 · stack 530 / reach 368 mmMosso 710TCS (2026)size 470mm · stack 528 / reach 369 mmCervélo Caledonia (2027)size 51 · stack 530 / reach 369 mmCervélo Caledonia-5 (2027)size 51 · stack 530 / reach 369 mmFara F/All-Road (2026)size S · stack 530 / reach 369 mm
Stack and reach within 12 mm of size MED (stack 552 / reach 382 mm).
Accent Cyclone Disc Carbon (2026)size M · stack 552 / reach 382 mmBisan Mithra Disc (2026)size 54 cm · stack 552 / reach 382 mmDolan Rebus (2026)size MEDIUM · stack 552 / reach 382 mmChapter2 Toa (2026)size M · stack 552 / reach 381 mmFactor Monza (2026)size 54 · stack 552 / reach 381 mmFactor O2 VAM (2026)size 54 · stack 552 / reach 381 mm
Stack and reach within 12 mm of size LRG (stack 571 / reach 396 mm).
Benotti Blade (2026)size XL · stack 571 / reach 396 mmKTM Revelator Alto (2027)size 59 · stack 571 / reach 396 mmDrag Fire Bird DB SL (2026)size L · stack 571 / reach 395 mmStorck Aernario.3 (2026)size M · stack 571 / reach 397 mmAdris Rouleur AXP2 (2026)size XL · stack 571 / reach 397 mmAllebike Arrow (2026)size L · stack 570 / reach 396 mm
Stack and reach within 12 mm of size XLG (stack 592 / reach 410 mm).
Oggi Velloce Disc (2026)size XL · stack 593 / reach 410 mmRadon R1 Disc (2026)size 60 · stack 592 / reach 409 mmRibble Ultra-Race (2026)size XL · stack 591 / reach 410 mmDe Rosa 70 (2026)size 56.5 · stack 591 / reach 409 mmDe Rosa Merak (2026)size 565 · stack 591 / reach 409 mmMerida Reacto (CF5 V / CF3 V) (2027)size XL · stack 593 / reach 409 mm
Spotted a mistake or a missing build? Let me know.
Are you the manufacturer, or do you sell this bike? I’m missing 6 values for this model’s stem and bars. Add them