Quiver

2027 Commencal SUPREME DH V5 vs 2025 Forbidden Supernought

The S4 is the Forbidden Supernought size closest to your L High Commencal SUPREME DH V5. We match frame stack and reach. This is a geometry comparison, not a fit recommendation; stem, spacers, handlebars and saddle setup also affect your riding position.

What changes on the Forbidden Supernought

Compared with the Commencal SUPREME DH V5 in L High, the Forbidden Supernought in S4 places the top of the head tube 12 mm higher and about as far forward, relative to the bottom bracket. Its wheelbase is 27 mm longer, which can contribute to stability at speed.

Frame stack
+12 mm
Higher front end
Frame reach
±0 mm
About the same reach
Wheelbase
+27 mm
Longer: steadier at speed
Head angle
−0.6°
Slacker: calmer steering
Chainstays
n/a
One of the bikes has no number for this

The two frames

2027 Commencal SUPREME DH V5 (L High)The Commencal SUPREME DH V5 frame drawn to scale.J 1309

Only the Commencal SUPREME DH V5 is drawn. The Forbidden Supernought numbers we have for size S4 are missing the chainstay length.

Geometry side by side

MeasurementCommencal SUPREME DH V5 L HighForbidden Supernought S4Difference
Reach488 mm488±0 mm
Stack646 mm658+12 mm
Head tube angle63.7°63.1−0.6°
Seat tube angle76.1°75.8−0.3°
Chainstay length452 mmnot listed
Wheelbase1309 mm1336+27 mm
Seat tube lengthnot listed470
Fork lengthnot listednot listed
Head tube lengthnot listed120
Effective top tubenot listed654
BB dropnot listed-10.6
BB heightnot listed350
Standovernot listed777

Differences are the Forbidden Supernought minus the Commencal SUPREME DH V5. Full charts: 2027 Commencal SUPREME DH V5, 2025 Forbidden Supernought.

Where each sits in its class

Commencal SUPREME DH V5Forbidden Supernought

AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted

Each bike is ranked against the other downhill 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.

PartCommencal SUPREME DH V5Forbidden Supernought1
Framenot listedSupernought Full Carbon
Forknot listedRockShox BoXXer Ultimate
Rear shocknot listedRockShox Vivid Ultimate
Shifternot listedSRAM X01 DH
Derailleurnot listedSRAM X01 DH
Cassettenot listedSRAM GX DH
Chainnot listedSRAM PC-1110
Cranksetnot listedSRAM X01 DH
Chainringnot listedSRAM X01 DH
Bottom bracketnot listedSRAM DUB Wide
Tirenot listedMaxxis ASSEGAI, Maxxis Minion DHR II
Hubnot listedcrankbrothers Synthesis Ratchet
Rimnot listedcrankbrothers Synthesis DH Alloy
Brakenot listedSRAM Maven Silver
Rotornot listedSRAM HS2
Handlebarnot listedBurgtec Ride Wide DH Alloy
Stemnot listedBurgtec Direct Mount
Gripsnot listedForbidden lock-on
Headsetnot listedCane Creek 40
Seatpostnot listedBurgtec Alloy
Saddlenot listedfizik Terra Alpaca X5 Gravita
Accessorynot listedForbidden HD Guide, E.13 LG1 Plus

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
A Transition Relay build sheet: frame, fork, shock and drivetrainThe Relay’s ride photo galleryThe Relay’s ride spectrum and 2D frame geometryThe garage: five bikes and 99 recorded partsA Specialized Tarmac SL8 road build sheet