BikesBoardmanADV 8.9

Boardman ADV 8.9 geometry

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178 cm · 5 ft 10 in
auto85 cm · 33.5 in
Size MD

Render Align 50%

Geometry

SizeSMMDLGXL
Stack mm554573596608
Reach mm376385393399
Head tube angle °71.071.071.571.5
Seat tube angle °74.073.573.073.0
Head tube length mm130150170185
Seat tube mm515530555575
Chainstay mm430430430430
BB drop mm70707070
Fork rake mm50505050
Stack to reach1.471.491.521.52
Effective top tube mmi535555575585
Wheelbase mmi1020103510461056
SizeMDkey specs
Stack-to-reach (size MD)1.49
More aggressive (lower and longer) than 53% of gravel frames in the database at comparable sizes.

Closest geometry matches (size MD)

Matched by stack, reach and head tube angle.

Boardman ADV 8.6 Women's2021LG · 573 / 385Tritão Groont 3D2025-2654-M · 573 / 386Liv Devotealloy, flip chip, current (c.2025–26)M · 574 / 386Liv Devote Advancedflip chip, c.2022–26M · 574 / 386Masi Giramondo 27.52017–20XS · 572 / 386Scott Speedster Gravel2026M/54 · 574.8 / 385.4

More from Boardman

Nearest size to the ADV 8.9 MD.

Boardman ADV 8.6CurrentMD · 578 / 385Boardman ADV 8.6 Women'sCurrentLG · 578 / 385Boardman TRVL 8.9drop bar, CurrentSM · 580 / 380Boardman ADV 8.82026MD · 578 / 385Boardman ADV 9.2 Carbon2026MD · 570 / 381Boardman ADV 8.6 Women's2021LG · 573 / 385

Compare with another frame

Boardman geometry chart · Frame stack and reach to the head tube top · Size finder assumes a 100mm stem on 20mm spacers · Report an error