Models · Mason · Definition
Mason Definition Integrale (2026)
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 ?
Mason Definition Integrale 2026 geometry in sizes 48CM–62CM: stack 520–607.5 mm, reach 375–409.5 mm, head angle 71–72.5°.
| 48CM | 50CM | 52CM | 54CM | 56CM | 58CM | 60CM | 62CM | |
|---|---|---|---|---|---|---|---|---|
| Stack | 520 mm | 531 mm | 540.5 mm | 553 mm | 567.5 mm | 579 mm | 587 mm | 607.5 mm |
| Reach | 375 mm | 385 mm | 386.5 mm | 387 mm | 392.5 mm | 398.5 mm | 401 mm | 409.5 mm |
| Head angle | 71° | 71.5° | 71.5° | 71.5° | 71.5° | 72° | 72° | 72.5° |
| Seat angle | 74.5° | 74.5° | 74.5° | 73.5° | 73.5° | 72.5° | 72.5° | 72.5° |
| Seat tube (c-t) | 480 mm | 500 mm | 520 mm | 540 mm | 560 mm | 580 mm | 600 mm | 620 mm |
| Head tube | 120 mm | 130 mm | 140 mm | 155 mm | 170 mm | 180 mm | 190 mm | 210 mm |
| Top tube (effective) | 521 mm | 534 mm | 538.5 mm | 552 mm | 562 mm | 581.5 mm | 586 mm | 601 mm |
| BB drop | 73 mm | 73 mm | 73 mm | 71.5 mm | 71.5 mm | 71.5 mm | 70 mm | 70 mm |
| Chainstay | 415 mm | 415 mm | 415 mm | 420 mm | 420 mm | 420 mm | 420 mm | 420 mm |
| Wheelbase | 985 mm | 994 mm | 999 mm | 1009.5 mm | 1019.5 mm | 1024.5 mm | 1030 mm | 1040 mm |
| Standover | 723 mm | 742 mm | 758 mm | 778 mm | 794 mm | 808 mm | 823 mm | 846 mm |
| Fork length | 367 mm | 367 mm | 367 mm | 367 mm | 367 mm | 367 mm | 367 mm | 367 mm |
| Fork offset | 45 mm | 45 mm | 45 mm | 45 mm | 45 mm | 45 mm | 45 mm | 45 mm |
| Stock build by size | ||||||||
| Cranks | 165 mm | 170 mm | 170 mm | 170 mm | 172.5 mm | 172.5 mm | 172.5 mm | 175 mm |
| Stem | – | 90 mm | 100 mm | 110 mm | 110 mm | 120 mm | 120 mm | 120 mm |
| Bar width | – | – | 420 mm | 440 mm | 440 mm | 460 mm | 460 mm | 460 mm |
Source: masoncycles.cc, checked 1 Nov 2026 · bar position: worked out from published data
Stock build
Definition Integrale Shimano (configurable, from) ≈ €4,292
- Groupset
- Shimano
- Stem
- Deda Zero100 or Zero2, various lengths
- Handlebar
- Choice of Deda options
- Seatpost
- MASON Penta carbon, microadjust
- Saddle
- Choice of Fizik options
- List price
- £3,700 (masoncycles.cc, 1 Nov 2026)
Options when ordering (manufacturer’s default in bold):
| Size | Cockpit |
|---|---|
| all | bars Deda Zero100 bars Deda Zero2 |
Source: masoncycles.cc, checked 1 Nov 2026
Frames with similar geometry
Stack and reach within 12 mm of size 48CM (stack 520 / reach 375 mm).
Stack and reach within 12 mm of size 50CM (stack 531 / reach 385 mm).
Stack and reach within 12 mm of size 52CM (stack 540.5 / reach 386.5 mm).
Stack and reach within 12 mm of size 54CM (stack 553 / reach 387 mm).
Stack and reach within 12 mm of size 56CM (stack 567.5 / reach 392.5 mm).
Stack and reach within 12 mm of size 58CM (stack 579 / reach 398.5 mm).
Stack and reach within 12 mm of size 60CM (stack 587 / reach 401 mm).
Stack and reach within 12 mm of size 62CM (stack 607.5 / reach 409.5 mm).
Spotted a mistake or a missing build? Let me know.
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