Direct Mount Stem
Top Pick
OneUp Components
OneUp Components

Direct Mount Stem

4.7

Best direct mount stem for aggressive downhill mountain bikers.

This direct-mount stem is built for the aggressive precision required by World Cup downhill racers. Its zero-stack design keeps your front end low and responsive, though you sacrifice adjustability for that locked-in, race-ready feel.

$99.99

Out of stock
Stem Length Mm 45
Steerer Tube Clamp Diameter Mm 0

Who it's for

  • Aggressive downhill riders seeking maximum steering precision and control
  • Weight-conscious racers needing durable, lightweight downhill components
  • Riders wanting a lower cockpit for improved descending geometry

Who should skip it

  • Trail or enduro riders using standard single crown forks
  • Riders requiring precise, infinite reach adjustability for bike fit
  • Budget-focused cyclists looking for versatile, multi-purpose components

Performance breakdown

Structural Rigidity

6000-series aluminum alloy provides exceptional stiffness for aggressive downhill handling.

Excellent

Cockpit Adjustability

Optional spacer kit offers essential stack height tuning for precise fit.

Excellent

Weight Optimization

Minimalist direct mount design sheds unnecessary grams for competitive racing.

Excellent

Compatibility Range

Standard 35mm clamp diameter pairs seamlessly with most modern gravity handlebars.

Excellent

Finish Durability

Anodized coating resists trail debris and harsh weather conditions effectively.

Excellent

Installation Simplicity

Straightforward direct mount interface makes setup quick and hassle-free.

Excellent

Key Specs

Clamp Diameter

35mm

Clamp Width

60mm

Length

45mm

Weight

155g

Material

6000-series Aluminum Alloy

Finish

CNC-machined, black anodized

Stack

0mm-10mm (with optional Spacer Kit)

Know before you buy

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Direct Mount Stem

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