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Specialized Enduro geometryMTB · 2026 · 4 sizes, from S2 to S5

The Specialized Enduro is a mtb bike available in 4 sizes, from S2 to S5. Stack ranges from 616 to 638 mm and reach from 437 to 511 mm. Its geometry is low and long, with a racing fit. All sizes share 442 mm chainstays.

Stack616–638mm
Reach437–511mm
Head angle64.3–64.3°
Chainstay length442mm
High BBPlantedStable rearCalm steeringSteep seat angle

What size Enduro do I need?

Enter the stack and reach of a bike that fits you well and we will tell you which size is closest and how to set it up.

Compare on Fitbikefy →
S2S 616 · R 437
S3S 620 · R 464
S4S 629 · R 487
S5S 638 · R 511

Enter your stack and reach to see which size fits you best.

Geometry chart by size

Measurements in mm and degrees, as published by Specialized. The ones that matter most for choosing a size are in bold.

SizeS2S3S4S5
Stack616620629638
Reach437464487511
Effective top tube591619644670
Head tube length95100110120
Head angle64.3°64.3°64.3°64.3°
Chainstay length442442442442
Wheelbase1,2171,2461,2741,302
Front centre777806833862
BB drop21212121
BB height354354354354
Fork length581581581581
Fork offset46464646
Trail132132132132
Seat tube (method not stated)400420440465
Seat angle (method not stated)76.0°76.0°76.0°76.0°

Source: Specialized official website · data from 11 Nov 2026.

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Specialized Enduro 2026

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Stack and reach of every size

Higher means a taller front end; further right means a longer reach. The blue dot is your search.

420440460480500520540580600620640660680reach (mm) →↑ stack (mm)S2S3S4S5

Character of each size

Compared with other mtb bikes. Further right means more of that quality.

S2
S3
S4
S5
Positionracing → relaxed
Steeringcalm → quick
Pedallingrearward → forward
Bottom brackethigh → low
Wheelbaselively → planted
Rear endstable → agile

Bikes with similar geometry (size S3)

The closest size of other mtb models, by stack and reach.

ModelΔ stackΔ reach
KTM Scarp LT · M2027±0 mm−3 mmCompare →
Canyon Exceed CFR · XL2027+3 mm+1 mmCompare →
Trek Fuel LX Carbon · M2026+4 mm−4 mmCompare →
Trek Fuel MX Carbon · M2026+4 mm−4 mmCompare →
Trek Fuel EX Carbon · M2026+4 mm−4 mmCompare →
Trek Fuel EX Aluminium · M2026+4 mm−4 mmCompare →

Frequently asked questions

What size Enduro do I need?

It depends on your position, not just your height. The most reliable way is to compare the stack and reach of a bike that fits you with those of each size (from 616/437 mm in size S2 to 638/511 mm in size S5). The size finder on this page shows the closest size and the stem and spacers you would need.

What are the stack and reach of the Enduro in size S3?

Stack of 620 mm and reach of 464 mm, with an effective top tube of 619 mm and a head angle of 64.3°.

Is the Enduro a racing or an endurance bike?

Racing. In size S3 its stack-to-reach ratio is at percentile 32 of mtb bikes: a low, stretched position.