Quiver

2026 Transition Spire Alloy vs 2026 Orange Switch Ultimate

The Orange Switch Ultimate size closest to your L is the L. Compare the L instead

What changes on the Orange Switch Ultimate

Compared with the Transition Spire Alloy in L, the Orange Switch Ultimate in M places the top of the head tube at about the same height and 17 mm further back, relative to the bottom bracket. Its wheelbase is 32 mm shorter, which can contribute to quicker direction changes.

Frame stack
+2 mm
About the same height
Frame reach
−17 mm
Shorter frame reach
Wheelbase
−32 mm
Shorter: quicker to change direction
Head angle
+1.0°
Steeper: sharper steering
Chainstays
+4 mm
Longer: more planted

The two frames

2026 Transition Spire Alloy (L) and 2026 Orange Switch Ultimate (M), lined up at the bottom bracketBoth frames drawn to scale. The Transition Spire Alloy is drawn in full with its measurements, and the Orange Switch Ultimate is the colored outline on top.J 1287

Transition Spire Alloy, LOrange Switch Ultimate, MDrawn to scale and lined up at the bottom bracket.

Geometry side by side

MeasurementTransition Spire Alloy LOrange Switch Ultimate MDifference
Reach485468−17 mm
Stack628630+2 mm
Head tube angle6364+1.0°
Seat tube angle70.576+5.5°
Effective top tube605625+20 mm
Chainstay length446450+4 mm
Wheelbase12871255−32 mm
BB drop25not listed
BB height350335−15 mm
Seat tube length430406.4−24 mm
Head tube length110110±0 mm
Standovernot listed733

Differences are the Orange Switch Ultimate minus the Transition Spire Alloy. Full charts: 2026 Transition Spire Alloy, 2026 Orange Switch Ultimate.

Where each sits in its class

Transition Spire AlloyOrange Switch Ultimate

AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted

Each bike is ranked against the other enduro bikes on Quiver, on frame geometry alone. Not your hand position or ride feel.

What each ships with

The stock build of each bike's first listed trim. Parts that match are dimmed.

PartTransition Spire AlloyAlloy Eagle 70Orange Switch Ultimate
FrameTransition Spirenot listed
ForkRockShox Domainnot listed
Rear shockRockShox Super Deluxe Basenot listed
ShifterSRAM Eagle AXSnot listed
DerailleurSRAM Eagle 70 Transmissionnot listed
CassetteSRAM Eagle 70 Transmissionnot listed
ChainSRAM Eagle 70 Transmissionnot listed
CranksetSRAM Eagle 70 Transmissionnot listed
ChainringSRAM 30 GXnot listed
WheelsetWTB ST i30not listed
TireMaxxis Assegai, Maxxis Minion DHR II DDnot listed
BrakeSRAM Maven Basenot listed
RotorSRAM CenterLinenot listed
HandlebarRace Face Chesternot listed
StemRace Face Aeffect Rnot listed
GripsODI Longneck V2.1not listed
HeadsetFSA NO.55R/57not listed
Dropper postSDG Tellis Droppernot listed
SaddleSDG Bel-Airnot listed

Know what is on every bike.

Add your bike to Quiver. Keep its parts, setup, and service history together, then share your build.

Explore the app
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