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2026 Ridley ASTR RS vs 2025 Specialized Crux 4

Bicycle geometry comparison powered by RideDNA

Ridley ASTR RS

2026 · Gravel

Size Reach Stack Trail HTA Chainstay BB Drop Wheelbase Front center Max Tire
L 419 595 68 71.5 418 75 1064 650 52
M 406 571 68 71.5 418 75 1043 630 52
S 392 551 71 71.0 418 75 1027 613 52
XL 432 619 68 71.5 418 75 1085 671 52
XS 376 536 71 71.0 418 75 1006 593 52

All measurements in millimeters (mm) and degrees (°).

vs

Specialized Crux 4

2025 · Gravel

Size Reach Stack Trail HTA Chainstay BB Drop Wheelbase Front center Max Tire
49 375 530 71 70.5 419 74 1008 594 47
52 382 547 66 71.3 419 74 1014 600 47
54 389 560 65 71.5 419 72 1023 609 47
56 397 578 62 72.0 419 72 1033 618 47
58 405 598 60 72.3 419 72 1045 630 47
61 415 621 58 72.5 419 72 1059 645 47

All measurements in millimeters (mm) and degrees (°).

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