Description
Upgrade your cycling cockpit with the Zipp Service Course SL Stem 80mm 31.8mm Clamp +/-17 in Matte Black, expertly engineered for performance, precision, and style. Crafted from premium 7075 aluminum, this high-performance stem combines lightweight strength with superior stiffness, delivering a responsive riding experience whether you’re sprinting, climbing, or cruising.
Materials & Construction
Constructed from forged AL-7075 aluminum, the Zipp Service Course SL Stem offers exceptional durability and a lightweight profile. Its matte black finish not only enhances its sleek aesthetic but also provides resistance to scuffs and corrosion, ensuring lasting performance in all riding conditions.
Performance & Engineering
Designed for aggressive riding and competitive cycling, this stem provides a stiffness of 1.85 Nm/mm, ensuring no flex during explosive sprints and powerful accelerations. The clean, machined relieved faceplate, combined with titanium hardware featuring TORX heads, allows for precise torque adjustments and easy customization, helping you optimize your cockpit setup for maximum comfort and control.
Components & Technology
Equipped with titanium bolts for reduced weight and enhanced durability, the Zipp Service Course SL Stem prioritizes reliability and ease of maintenance. Its 80mm length and +17 /-17 adjustable angle give versatile fitting options, allowing you to fine-tune your riding position for endurance rides, racing, or casual cycling.
Style & Use Case
With its sleek matte black finish and minimalist design, this stem complements a variety of bike styles-from road racing bikes to gravel grinders. Its lightweight profile and adjustable angles make it ideal for competitive cyclists seeking precise handling, as well as enthusiasts looking for a high-quality upgrade to improve bike responsiveness.
Innovative & Differentiating Features
– Forged AL-7075 aluminum for optimal strength-to-weight ratio
– Machined and relieved faceplate for a clean aesthetic and even load distribution
– Titanium hardware with TORX heads for precise torque control and durability
– Adjustable +/-17 stem angle for tailored fit and handling
Specifications
– Length: 80mm
– Clamp Diameter: 31.8mm
– Bar Clamp Diameter: 31.8mm
– Stem Angle: +17 / -17
– Material: Aluminum (7075 T6)
– Weight: 125g
– Color: Matte Black
– Stack Height: 41mm
– S.H.I.S. Clamp Diameter: 28.6mm
Enhance your bike’s handling, aesthetics, and performance with the Zipp Service Course SL Stem-designed for serious cyclists demanding precision, durability, and sleek style. Perfect for road, gravel, and cyclocross bikes looking to optimize their cockpit for maximum efficiency and comfort.
- Enhanced strength-to-weight ratio with forged 7075 aluminum construction for a durable, lightweight ride.
- Precision engineered with machined and relieved faceplate, optimizing stiffness and rider control during sprints, climbs, and technical maneuvers.
- Advanced component technology featuring titanium hardware with TORX heads ensures accurate torque settings, easy adjustments, and long-lasting durability.
- Designed with a versatile +17/+17-degree adjustable angle and an 80mm length, providing customizable riding position while maintaining optimal aerodynamics and comfort.
- Sleek matte black finish and modern styling make the Zipp Service Course SL Stem perfect for performance-oriented cyclists seeking a professional-grade component for race day or everyday riding.
| Stem Angle (deg) | +17 |
| Stem Angle (deg) | -17 |
| Length | 80 |
| Bar Clamp Diameter (mm) | 31.8 |
| Color | Matte Black |
| Weight | 125 |
| Material | Aluminum |
| Defined Color | Black |
| Stack Height | 41 |
| S.H.I.S. Stem Clamp Diameter | 28.6 |






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