Good to know: Configurable build
Configurable build (at least partly: the cockpit or bar width, for example). The stock build below is only one of the options.
Geometry ?
Simplon Kiaro 2026 geometry in sizes 46/XXS–61/XL: stack 534–637 mm, reach 358–400 mm, head angle 69–72°.
| 46/XXS | 49/XS | 52/S | 55/M | 58/L | 61/XL | |
|---|---|---|---|---|---|---|
| Stack | 534 mm | 555 mm | 577 mm | 599 mm | 617 mm | 637 mm |
| Reach | 358 mm | 366 mm | 374 mm | 380 mm | 391 mm | 400 mm |
| Head angle | 69° | 70° | 71.5° | 72° | 72° | 72° |
| Seat angle | 74° | 74° | 74° | 74° | 74° | 74° |
| Seat tube (?) | 420 mm | 450 mm | 480 mm | 500 mm | 520 mm | 550 mm |
| Head tube | 125 mm | 143 mm | 160 mm | 181 mm | 200 mm | 221 mm |
| Top tube (effective) | 511 mm | 525 mm | 539 mm | 552 mm | 568 mm | 583 mm |
| BB drop | 74 mm | 74 mm | 74 mm | 74 mm | 74 mm | 74 mm |
| Chainstay | 410 mm | 410 mm | 410 mm | 410 mm | 412 mm | 412 mm |
| Wheelbase | 991 mm | 997 mm | 998 mm | 1006 mm | 1025 mm | 1041 mm |
| Standover | 724 mm | 750 mm | 775 mm | 794 mm | 812 mm | 838 mm |
| Fork length | 387 mm | 387 mm | 387 mm | 387 mm | 387 mm | 387 mm |
| Fork offset | 50 mm | 50 mm | 50 mm | 50 mm | 50 mm | 50 mm |
| Stock build by size | ||||||
| Cranks Kiaro CS MY26 Core | 170 mm | 170 mm | 170 mm | 172.5 mm | 172.5 mm | 175 mm |
| Cranks Kiaro CS MY26 Expert AXS | 165 mm | 165 mm | 165 mm | 170 mm | 170 mm | 172.5 mm |
| Stem | 70 mm | 90 mm | 90 mm | 100 mm | 100 mm | 110 mm |
| Stem angle | −12° | −12° | −12° | −12° | −12° | −12° |
| Bar width | 380 mm | 380 mm | 400 mm | 400 mm | 420 mm | 440 mm |
| Spacers | 20 mm | 20 mm | 20 mm | 20 mm | 20 mm | 20 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: simplon.com, checked 1 Nov 2026 · bar position: worked out from published data
Stock build
Kiaro CS MY26 Core €3,754
- Groupset
- Shimano 105 R7100 2×12 mechanical
- Shifters
- Shimano 105 ST-R7120
- Cranks
- Shimano 105 50/34
- Stem
- Simplon Zero III, 12°
- Handlebar
- Simplon ERG Carbon
- Seatpost
- Simplon Carbon SP 27.2×400 mm
- Saddle
- Selle Italia X3-Boost MAN Flow
- List price
- €3,754 (simplon.com, 1 Nov 2026)
Kiaro CS MY26 Expert AXS €4,134
- Groupset
- SRAM Rival AXS E1 2×12
- Shifters
- SRAM Rival AXS E1
- Cranks
- SRAM Rival E1 48/35
- Stem
- Simplon Zero III, 12°
- Handlebar
- Simplon ERG Carbon
- Seatpost
- Simplon Carbon SP 27.2×400 mm
- Saddle
- Selle Italia X3-Boost MAN Flow
- List price
- €4,134 (simplon.com, 1 Nov 2026)
Kiaro CS MY26 Ultimate Di2 €5,499
- Groupset
- Shimano Ultegra R8100 Di2 2×12
- Shifters
- Shimano Ultegra Di2 ST-R8170
- Cranks
- Shimano Ultegra 50/34
- Stem
- Simplon Zero III, 12°
- Handlebar
- Simplon ERG Carbon
- Seatpost
- Simplon Carbon SP 27.2×400 mm
- Saddle
- Selle Italia X3-Boost MAN Flow
- List price
- €5,499 (simplon.com, 1 Nov 2026)
Options when ordering (manufacturer’s default in bold):
| Size | Stem |
|---|---|
| all | 70, 80, 90, 100, 110, 120 mm |
Source for all builds: simplon.com, checked 1 Nov 2026
Frames with similar geometry
Stack and reach within 12 mm of size 46/XXS (stack 534 / reach 358 mm).
Stack and reach within 12 mm of size 49/XS (stack 555 / reach 366 mm).
Stack and reach within 12 mm of size 52/S (stack 577 / reach 374 mm).
Stack and reach within 12 mm of size 55/M (stack 599 / reach 380 mm).
Stack and reach within 12 mm of size 58/L (stack 617 / reach 391 mm).
Stack and reach within 12 mm of size 61/XL (stack 637 / reach 400 mm).
Spotted a mistake or a missing build? Let me know.
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