LEADER BIKES (USA) / 721
Items
Model
LEADER BIKES (USA) / 721
Updated Last : March 1, 2025
Color
Key Features
Designed for the urban street, LEADER 721 is the most popular and economical frame from Leader. Leader 721 comes with a tapered head tube for greater stiffness and a muscular look.
What's New
From the 2024 model, the head tube angle and seat tube angle have been modified.The top tube profile has been slimmed down.
Choose Size
1 Square = 10cm
Please select a size
Size Chart
| Size | 46 | 48 | 50 | 52 | 54 | 56 | 58 | 60 | 46 | 48 | 50 | 52 | 54 | 56 | 58 | 60 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SeatTube Center To Top | 460 | 480 | 500 | 520 | 540 | 560 | 580 | 600 | 460 | 480 | 500 | 520 | 540 | 560 | 580 | 600 |
| SeatTube Center To Center | 420 | 440 | 460 | 480 | 500 | 520 | 540 | 560 | 420 | 440 | 460 | 480 | 500 | 520 | 540 | 560 |
| SeatTube Angle | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 75.5 | 75.5 | 75.5 | 75.5 | 75.5 | 75.5 | 75.5 | 75.5 |
| Effective TopTube | 520 | 525 | 530 | 535 | 545 | 565 | 575 | 590 | 520 | 525 | 530 | 535 | 545 | 565 | 575 | 590 |
| TopTube* | 512 | 521 | 531 | 537 | 548 | 570 | 580 | 596 | 512 | 521 | 531 | 537 | 548 | 570 | 580 | 596 |
| HeadTube | 83 | 84 | 85 | 100 | 115 | 130 | 150 | 165 | 83 | 84 | 85 | 100 | 115 | 130 | 150 | 165 |
| HeadTube Angle | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 75.5 | 75.5 | 75.5 | 75.5 | 75.5 | 75.5 | 75.5 | 75.5 |
| Fork | 368 | 368 | 368 | 368 | 368 | 368 | 368 | 368 | 368 | 368 | 368 | 368 | 368 | 368 | 368 | 368 |
| Fork Rake | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 |
| ChainStay | 380 | 380 | 380 | 380 | 380 | 380 | 380 | 380 | 380 | 380 | 380 | 380 | 380 | 380 | 380 | 380 |
| BB Drop | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 |
| BB Height* | 290 | 290 | 290 | 290 | 290 | 290 | 290 | 290 | 290 | 290 | 290 | 290 | 290 | 290 | 290 | 290 |
| Reach* | 392 | 397 | 401 | 402 | 409 | 425 | 429 | 441 | 396 | 401 | 406 | 407 | 413 | 429 | 434 | 446 |
| Stack* | 478 | 479 | 480 | 495 | 509 | 524 | 543 | 558 | 479 | 480 | 481 | 496 | 510 | 525 | 544 | 559 |
| Stand Over* | 731 | 741 | 752 | 768 | 785 | 802 | 822 | 839 | 732 | 742 | 752 | 769 | 786 | 803 | 823 | 839 |
| Front Center* | 538 | 543 | 548 | 553 | 563 | 583 | 593 | 608 | 540 | 545 | 550 | 555 | 565 | 585 | 595 | 610 |
| Wheel Base* | 912 | 917 | 922 | 927 | 937 | 957 | 967 | 982 | 915 | 920 | 925 | 930 | 940 | 960 | 970 | 985 |
| Tire Size | 700c | 700c | 700c | 700c | 700c | 700c | 700c | 700c | 700c | 700c | 700c | 700c | 700c | 700c | 700c | 700c |
| Tire Width | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
| Rim Size Front | 622 | 622 | 622 | 622 | 622 | 622 | 622 | 622 | 622 | 622 | 622 | 622 | 622 | 622 | 622 | 622 |
| Tire Size Front | 680 | 680 | 680 | 680 | 680 | 680 | 680 | 680 | 680 | 680 | 680 | 680 | 680 | 680 | 680 | 680 |
Specs
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