Quiver

2020 Trek Fuel EX vs 2020 Trek Slash

The Trek Slash size closest to your 18.5 is the L. Compare the L instead

What changes on the Trek Slash

Compared with the Trek Fuel EX in 18.5, the Trek Slash in XL places the top of the head tube 18 mm higher and 26 mm further forward, relative to the bottom bracket. Its wheelbase is 51 mm longer, which can contribute to stability at speed.

Frame stack
+18 mm
Higher front end
Frame reach
+26 mm
Longer frame reach
Wheelbase
+51 mm
Longer: steadier at speed
Head angle
−0.4°
Slacker: calmer steering
Chainstays
−4 mm
Shorter: livelier

The two frames

2020 Trek Fuel EX (18.5)The Trek Fuel EX frame drawn to scale.J 1196

Only the Trek Fuel EX is drawn. The Trek Slash numbers we have for size XL are missing the seat angle.

Geometry side by side

MeasurementTrek Fuel EX 18.5Trek Slash XLDifference
Reach455481+26 mm
Stack613631+18 mm
Head tube angle6665.6°−0.4°
Seat tube angle67.5not listed
Effective top tube619651+32 mm
Chainstay length437433−4 mm
Wheelbase11961247+51 mm
BB drop3421−13 mm
BB height340352+12 mm
Standover745780+35 mm
Seat tube length435521+86 mm
Head tube length105125+20 mm

Differences are the Trek Slash minus the Trek Fuel EX. Full charts: 2020 Trek Fuel EX, 2020 Trek Slash.

Where each sits in its class

Trek Fuel EXTrek Slash

AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted

Each bike is ranked against the other trail 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.

PartTrek Fuel EX5Trek Slash8
FrameTrek Alpha Platinum AluminumTrek Alpha Platinum
ForkRockShox Recon RLRockShox Yari RC
Rear shockRockShox Deluxe Select+RockShox Deluxe RT3 RE:aktiv
ShifterShimano Deore M6000SRAM GX Eagle
DerailleurShimano Deore M6000SRAM GX Eagle
CassetteSunRace 11-42SRAM GX Eagle
CranksetRace Face RideTruVativ Descendant
ChainringRace Face 30not listed
WheelsetBontrager Line Comp 30Bontrager Line Comp 30
TireBontrager XR4 Team IssueBontrager XR5
BrakeShimano MT201 / MT200 MT200 SeriesSRAM Guide R
HandlebarBontrager LineBontrager Line
SeatpostTrek dropper postBontrager Line
Chainnot listedSRAM GX Eagle
Bottom bracketnot listedSRAM DUB
Rotornot listedSRAM Guide R
Stemnot listedBontrager Line
Headsetnot listedTrek Knock Block
Saddlenot listedBontrager Arvada

Know what is on every bike.

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