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Essential Zipp Service Course Stem - 90mm 31.8 Clamp +/-6 1 1/8" Aluminum Blast Blk B2 Instant 60% Discount [kDFHWxOl]

$21.99 $70.99 -69%

Zipp Service Course Stem - 90mm 31.8 Clamp Experience the pinnacle of performance with the Zipp Service Course Stem, designed to elevate your ride. This 90mm stem boasts a 31.8mm clamp diameter, offering a secure fit for your bike. Crafted from durab

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Zipp Service Course Stem - 90mm 31.8 Clamp

Experience the pinnacle of performance with the Zipp Service Course Stem, designed to elevate your ride. This 90mm stem boasts a 31.8mm clamp diameter, offering a secure fit for your bike. Crafted from durable AL-6061 aluminum, it ensures both strength and lightweight construction. The stem features a machined and relieved faceplate, providing enhanced stiffness and ease of installation. Its sleek black finish, achieved through bead-blast and laser-etched graphics, adds a touch of sophistication to your bike's aesthetic.

Key Features and Specifications

The Zipp Service Course Stem is not just about looks; it's built for performance. Key features include:

  • Forged AL-6061 aluminum for unmatched strength and lightweight design
  • Machined and relieved faceplate for increased stiffness and easy installation
  • Stainless steel hardware with TORX heads for precise torque readings and easy adjustment

With a stack height of 41mm and a S.H.I.S. stem clamp diameter of 28.6mm, this stem is compatible with a wide range of bikes. The stem also offers adjustable angles of +6 and -6 degrees, allowing you to customize your fit and comfort. Technical specifications include:

  • Length: 90mm
  • Bar Clamp Diameter: 31.8mm
  • Color: Blast Black
  • Weight: 150g
  • Material: Aluminum
  • Defined Color: Black

Whether you're a seasoned cyclist or just starting out, the Zipp Service Course Stem is an essential component for a high-performance ride. Its combination of strength, stiffness, and reliability, coupled with its sleek design, makes it a must-have for any cyclist looking to push their limits.

What Our Customers Say

January 2, 2026

Absolutely no complaints!

It’s a very clever and a very great tool.

- Leonel O..

January 2, 2026

Absolutely no complaints!

An amazing gadget. It works absolute wonders.

- Patrick W..

January 2, 2026

Absolutely no complaints!

A great product. I'm extremely, so happy.

- Leigh Q..

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