Faster is Better
The best of technology for OM iconic bicycle model.
Lemma RT is the first model of the RT product line, featuring performance and lightness.


CHOOSE YOUR LEMMA RT
Endless combinations of colors.




FEATURES
ACCELERATION
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AERODYNAMICS
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KOM PERFORMANCE
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HANDLING
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LIGHTNESS
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Comfort
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DRIVING PLEASURE
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Elegance
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MATERIAL | CARBON 1K /UD / T1100G |
Weight | 730 grams (taglia 54, unvarnished) |
GEOMETRY | STANDARD - CUSTOM |
COLORS | STANDARD - CUSTOM |
FORK | OM RT (350 grams, not painted) |
HEAD TUBE | 1″1/2 – 1″1/2 |
BOTTOM BRACKET | PF 386 EVO |
SEATPOST | Ø 27.2 mm |
BRAKES | Tradizionali- RIM |
CABLE ROUTING | INTEGRATED (all group types). Excluding front brake. |
MAX. TYRE CLEARANCE | 28 mm |
External cable routing








STOCK SIZES

- A Horizontal top tube length (mm)
- B Measured size (mm)
- C Seat tube angle
- D Head tube angle
- E Chainstay length (mm)
- F Fork rake (mm)
- H Wheelbase (mm)
- I Trail (mm)
- J Standover at top tube/midpoint (mm)
- K Bottom bracket drop (mm)
- L Front center distance (mm)
- M Head tube lenght (mm)
- N Stack (mm)
- O Reach (mm)
- HT Axle to crown (mm)
A | B | C | D | E | F | H | I | J | K | L | M | N | O | HT | H min | H max | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
48 | 510 | 470 | 74.8° | 71° | 405 | 45 | 966 | 71 | 733 | 75 | 573 | 117 | 522 | 366 | 370 | 155 | 165 |
50 | 520 | 490 | 74.5° | 71.5° | 406 | 45 | 971 | 67 | 747 | 74 | 576 | 123 | 528 | 372 | 370 | 160 | 170 |
52 | 537 | 515 | 74.0° | 72° | 408 | 45 | 982 | 63 | 762 | 72 | 585 | 131 | 536 | 382 | 370 | 165 | 175 |
54 | 545 | 540 | 74.0° | 72.5° | 408 | 45 | 987 | 61 | 787 | 70 | 589 | 149 | 553 | 386 | 370 | 170 | 180 |
56 | 560 | 560 | 73.5° | 73° | 409 | 45 | 994 | 58 | 805 | 69 | 595 | 165 | 568 | 391 | 370 | 175 | 185 |
58 | 576 | 580 | 73.0° | 73° | 411 | 45 | 1008 | 58 | 826 | 67 | 606 | 187 | 587 | 396 | 370 | 180 | 190 |
60 | 590 | 605 | 72.5° | 73.5° | 411 | 45 | 1012 | 55 | 847 | 67 | 610 | 206 | 607 | 400 | 370 | 185 | 195 |
63 | 600 | 635 | 72.0° | 73.5° | 411 | 45 | 1015 | 55 | 870 | 67 | 614 | 227 | 627 | 397 | 370 | 190 | 200 |
A | B | C | D | E | F | H | I | J | K | L | M | N | O | HT | H min | H max | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
48 | 510 | 470 | 74.8° | 71° | 408 | 43 | 967 | 73 | 733 | 75 | 570 | 111 | 522 | 366 | 375 | 155 | 165 |
50 | 520 | 490 | 74.5° | 71.5° | 408 | 43 | 971 | 69 | 747 | 74 | 574 | 117 | 528 | 372 | 375 | 160 | 170 |
52 | 537 | 515 | 74.0° | 72° | 408 | 43 | 977 | 66 | 765 | 72 | 583 | 125 | 536 | 382 | 375 | 165 | 175 |
54 | 545 | 540 | 74.0° | 72.5° | 408 | 43 | 985 | 63 | 787 | 70 | 587 | 143 | 553 | 386 | 375 | 170 | 180 |
56 | 560 | 560 | 73.5° | 73° | 410 | 43 | 993 | 60 | 805 | 69 | 593 | 159 | 568 | 391 | 375 | 175 | 185 |
58 | 576 | 580 | 73.0° | 73° | 412 | 43 | 1002 | 56 | 826 | 67 | 599 | 181 | 587 | 396 | 375 | 180 | 190 |
60 | 590 | 605 | 72.5° | 73.5° | 412 | 43 | 1010 | 56 | 847 | 67 | 607 | 200 | 607 | 400 | 375 | 185 | 195 |
63 | 600 | 635 | 72.0° | 73.5° | 412 | 43 | 1014 | 56 | 868 | 67 | 611 | 221 | 627 | 397 | 375 | 190 | 200 |