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Thomson Elite Stem X4 - Black

Thomson Elite Stem X4 - Black

The Thomson X4 is a leading stem in strength and stiffness, allowing riders to benefit from stiffe...

Best current price£95.00from Evans Cycles UK

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Evans Cycles UKThomson Elite Stem X4 50X31.8 Black
£4.99 delivery
£95.00
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FrasersThomson Elite Stem X4 - Black - 90x31.8
Free delivery in 1–3 days
£95.00
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Leisure Lakes BikesThomson Elite X4 31.8mm Stem Black
Free delivery in 1–3 days
£95.00
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Sports Direct UKThomson Black Elite Stem X4 in Size 50x31.8, Sports Direct
£4.99 delivery
£95.00
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Product Information

Full details

The Thomson Elite Stem X4 is designed for mountain bikers seeking enhanced steering precision, control, and a direct connection to their bike. It offers superior strength and stiffness compared to previous models, ideal for aggressive riding like enduro and downhill. However, its stiffness might feel demanding on less forgiving terrain.

All features

Model Part Number875850002159
BrandThomson

Extended Product Information

FAQs

What is the primary benefit of the X4 stem's stiffness?

The stiffness provides more direct steering input, leading to enhanced precision, tracking, and rider control, especially on challenging terrain.

What handlebar diameter is compatible with the Thomson Elite Stem X4?

The Thomson Elite Stem X4 is designed for 31.8mm diameter handlebars.

Is this stem suitable for downhill riding?

Yes, its strength, stiffness, and precise steering capabilities make it ideal for enduro and downhill riding.

What is the rise of the Thomson Elite Stem X4?

The Thomson Elite Stem X4 features a 0-degree rise.

Where is the Thomson Elite Stem X4 manufactured?

It is machined from a single piece of 7000 series aluminum billet in Thomson, Georgia, USA.

How does the X4 compare to the Thomson Elite 25.4mm stem?

The X4 is stronger and lighter than the Thomson Elite 25.4mm stem, and features a 31.8mm handlebar clamp.

What kind of maintenance does the stem require?

Regular cleaning with a damp cloth and periodic checks of bolt tightness are recommended. Apply carbon paste if using carbon handlebars.

Troubleshooting

Creaking noise from the stem

Check that all bolts (steerer clamp and handlebar clamp) are tightened to the correct torque. Apply a small amount of carbon paste if using carbon handlebars. Ensure the steerer tube and handlebar are clean.

Handlebar feels loose

Verify that the handlebar clamp bolts are properly tightened to the recommended torque. Ensure there is no debris between the handlebar and the stem clamp.

Difficulty installing on steerer tube

Ensure the steerer tube is clean and free of burrs. Confirm the stem's steerer clamp diameter matches your fork's steerer tube diameter.

Stem appears misaligned

Loosen the steerer clamp bolts slightly, realign the stem with the fork, and then retighten the bolts evenly to the specified torque.

Pros and Cons

Pros

  • Exceptional strength and stiffness for precise control.
  • Lightweight construction enhances agility.
  • Durable, machined from high-grade aluminum.
  • Tested to high safety and performance standards.
  • Knee-friendly steerer clamp design.

Cons

  • May feel overly stiff for casual riders or on very rough terrain.
  • Limited rise options (0-degree only).
  • Higher price point compared to some competitors.

Setup, Compatibility & Care

Setup:

  1. Ensure your fork steerer tube is clean and within the specified diameter for the stem clamp.
  2. Slide the stem onto the steerer tube, ensuring it is seated correctly. Aim for a 0-degree rise, aligning it parallel to the ground unless a different setup is desired.
  3. Lightly tighten the steerer clamp bolts evenly.
  4. Align the handlebars in the handlebar clamp. Ensure the handlebar markings are centered and tighten the handlebar clamp bolts in a crossing pattern to the manufacturer's recommended torque specification.
  5. Re-tighten the steerer clamp bolts to the specified torque.

Compatibility:

  • Handlebar Diameter: Designed for 31.8mm handlebars.
  • Steerer Tube Diameter: Compatible with standard mountain bike steerer tubes (ensure compatibility with your specific fork).
  • Standards: Certified to EN 14766 2006 MTB and DIN CERTCO: 2006 MTB standards.

Care:

  • Regularly clean the stem with a damp cloth. Avoid abrasive cleaners.
  • Periodically check all bolts for tightness, especially the steerer clamp and handlebar clamp bolts. Re-torque as needed according to manufacturer specifications.
  • Inspect for any signs of damage or stress after hard impacts.

Price History

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