Giant

Giant Revolt 2 Geometry & Bikepacking Bag Fit2026

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Frame
ALUXX-grade aluminum
Wheel size
700c
Max tire
53mm (700c / 29in)
From
$1,400
Sizes
6

Giant Revolt 2 frame geometry, drawn to scale

Every tube angle and length below is from the published chart, not an illustration. The front triangle area is the number that decides which frame bags fit — and it changes a lot across sizes.

Giant Revolt 2 — XS. Front triangle ≈ 1117 cm² · effective top tube 540mm · seat tube 430mm
Giant Revolt 2 in size XS, drawn to scale from Giant's published geometry. The shaded area is the front triangle — roughly 1117 cm² of space for a frame bag. Wheels are indicative; frame lines are accurate.
Giant Revolt 2 — S. Front triangle ≈ 1186 cm² · effective top tube 550mm · seat tube 450mm
Giant Revolt 2 in size S, drawn to scale from Giant's published geometry. The shaded area is the front triangle — roughly 1186 cm² of space for a frame bag. Wheels are indicative; frame lines are accurate.
Giant Revolt 2 — M. Front triangle ≈ 1263 cm² · effective top tube 560mm · seat tube 470mm
Giant Revolt 2 in size M, drawn to scale from Giant's published geometry. The shaded area is the front triangle — roughly 1263 cm² of space for a frame bag. Wheels are indicative; frame lines are accurate.
Giant Revolt 2 — ML. Front triangle ≈ 1347 cm² · effective top tube 575mm · seat tube 490mm
Giant Revolt 2 in size ML, drawn to scale from Giant's published geometry. The shaded area is the front triangle — roughly 1347 cm² of space for a frame bag. Wheels are indicative; frame lines are accurate.
Giant Revolt 2 — L. Front triangle ≈ 1427 cm² · effective top tube 585mm · seat tube 510mm
Giant Revolt 2 in size L, drawn to scale from Giant's published geometry. The shaded area is the front triangle — roughly 1427 cm² of space for a frame bag. Wheels are indicative; frame lines are accurate.
Giant Revolt 2 — XL. Front triangle ≈ 1520 cm² · effective top tube 600mm · seat tube 530mm
Giant Revolt 2 in size XL, drawn to scale from Giant's published geometry. The shaded area is the front triangle — roughly 1520 cm² of space for a frame bag. Wheels are indicative; frame lines are accurate.

What this frame gives a loaded bike

Chainstay length is the gap between the seat tube and the rear axle, which a rack, panniers and your heels all have to share. Bottom bracket drop is how far the cranks sit below the axles. Both are compared against the median across every current frame we hold.

430mm chainstays, 5mm shorter than the 435mm median across the 65 current frames here. Bottom bracket drop 80mm, 10mm more than the 70mm median. Giant publishes no fork cargo mounts, and no frame bottle positions are published. Giant publishes no rear rack answer, which is not the same as no — but it is not something to buy a rack on. Widest published tire 53mm on 700c / 29in. It takes a dropper post.

Every figure above is the manufacturer's, computed against the rest of the database. It says what the frame allows, not how it feels — nobody here has ridden it.

What it can carry

Mount provision and clearance, as Giant publishes it.

Max tire clearance
53mm on 700c / 29in

Giant's wording: “Up to 53mm in long flip-chip setting”

Dropper post
Compatible

Geometry

All figures in millimeters except angles. Effective top tube and seat tube are the two that decide frame bag fit.

SizeEff. top tubeSeat tubeStandoverHead tubeStackReachChainstayWheelbaseBB dropHead angleSeat angle
XS540430717-724125556381430-4401029-103980-8170°74°
S550450734-741135570381430-4401025-103580-8171°73.5°
M560470752-759150586387430-4401030-104080-8171.5°73.5°
ML575490769-776165602391430-4401035-104580-8172°73°
L585510786-793180616397430-4401045-105580-8172°73°
XL600530801-810195630407430-4401061-107180-8172°73°

Source — Giant's own geometry chart: https://www.giant-bicycles.com/us/revolt-2?partnumber=1080010293 — checked 2026-08-16. A dash means the figure isn't published; we leave it blank rather than estimate.

Note: Flip-chip geometry publishes low/high values for wheelbase, chainstay, BB drop, and standover; those are preserved as ranges.

How the Revolt 2 compares

Against the frames people actually cross-shop it with — both charts held together, on the specs that decide what the bike carries.

Questions people ask about this frame

Answered from what Giant publish. Where they publish nothing, that is what it says.

Does the Revolt 2 take fork cargo cages?

Not published. Giant don't state any fork mount provision for this frame. That isn't the same as it having none, and we won't guess from a photo.

What is the widest tyre the Revolt 2 takes?

53mm on 700c / 29in. That is the frame figure rather than the fork's, and it is what limits a loaded bike.

Will a seat pack work on the Revolt 2?

The dropper is the problem, not the pack. This frame publishes dropper routing, and a dropper and a seat pack want the same space — fitting one rules out almost every strap-on seat pack and leaves rail-mounted bags at a fraction of the volume. Run a rack or a saddle-rail bag if you want both.

Which frame bags fit

Every frame bag we track, checked against this frame's published geometry. Pick your size.

Checking 16 frame bags against a 575mm effective top tube and 490mm seat tube. 16 fit.

Excellent fit
Revelate Designs Joey Downtube Bag 1L

Plenty of room in frame triangle

$75
108g
Excellent fit
Revelate Designs Joey Downtube Bag 2L

Plenty of room in frame triangle

$75
136g
Excellent fit
Topeak MidLoader 4.5L

Plenty of room in frame triangle

$78
195g
Excellent fit
Blackburn Outpost Frame Bag Medium

Plenty of room in frame triangle

$80
280g
Excellent fit
Apidura Backcountry Frame Pack 1L

Plenty of room in frame triangle

$81
100g
Excellent fit
Topeak MidLoader 6L

Plenty of room in frame triangle

$93
337g
Excellent fit
Oveja Negra Superwedgie 2.0 Frame Bag

Plenty of room in frame triangle

$120
198g
Excellent fit
Apidura Racing Frame Pack

Plenty of room in frame triangle

$151
145g
Excellent fit
Ortlieb Frame-Pack Toptube 3L

Plenty of room in frame triangle

$165
170g
Excellent fit
Apidura Expedition Frame Pack 3.8L

Plenty of room in frame triangle

$168
244g
Excellent fit
Ortlieb Frame-Pack Toptube 4L

Plenty of room in frame triangle

$170
200g
Excellent fit
Rockgeist Half Frame Bag

Plenty of room in frame triangle

$190
170g
Good fit
Moosetreks Full Frame Bag

Good fit within frame triangle

$60
300g
Good fit
Revelate Designs Ranger Frame Bag

Good fit within frame triangle

$155
340g
Good fit
Ortlieb Frame-Pack RC

Good fit within frame triangle

$165
221g
Good fit
Apidura Expedition Full Frame Pack

Good fit within frame triangle

$232
358g

Frame bag fit is calculated from Giant's published geometry, so it's as reliable as their chart. Seat packs and handlebar rolls depend on your exposed seatpost and bar width, which no geometry table lists — the bag finder covers those once you add your own measurements.