Cervélo S5 / R5 Ultralight Seatpost Clamp Kit | Carbon Base + Aluminum or Titanium Rods | 2020–2026 Compatible

The Zenith Sports Ultralight Seatpost Clamp Kit is engineered for Cervélo S5, R5, C5, and Soloist models (2020–2026).

Designed for maximum weight savings without compromising structural integrity.

Key Features:

• High-grade carbon fiber base
• Ultra-high pressure compression molding
• Load capacity over 500 kg
• Optimized contact surface for improved force distribution

Weight Reduction:

• Approx. 42 g lighter than pre-2025 stock assemblies

• Approx. 18 g lighter than 2026 versions

Over 2,000 sets sold with zero warranty claims.

Package Includes

• Carbon Fiber Base Cradle ×1

• Ultralight Balance Rods ×2

• S-PARTS Titanium Bolts ×2

Specifications

Material:

• Base: High-grade carbon fiber

• Rods: Aluminum or Titanium

• Bolts: Titanium

Weight Limit:

• Aluminum version: ≤ 95 kg rider weight

• Titanium version: ≤ 120 kg rider weight

Compatibility Check: Due to the complexity of original equipment manufacturer (OEM) parts' models and batches, there may be instances where this product is incompatible.

Upon receiving this product, please compare it with the OEM specifications to ensure compatibility before installation.

Torque Specifications: Install this product strictly according to the torque values specified in the OEM parts manual.Installation Issues: If you encounter any discrepancies with the OEM specifications or face difficulties at the initial stage of installation, stop immediately and contact customer service for assistance with returns or exchanges.

No Forced Installation: Do not force installation under any circumstances.Liability: Any damages resulting from forced installation or unauthorized modifications of this product (or its components) will be the sole responsibility of the buyer.

All products are photographed to accurately represent the colors you will see upon receipt.

Due to differences in lighting, angles, or screen settings, slight color variations may occur.

The actual product should be considered the standard.For "colored" and "blue" products, the coloring process may result in uneven color distribution, making each product unique.