Cannondale Integrated Headset | Moterra Neo / Mavaro / Tesoro Neo

Cannondale Factory Replacement Integrated Headset – ACROS 1.5"–1.8"

This Original Cannondale Factory Replacement Integrated Headset is the complete OEM headset system used on 2022+ Cannondale Moterra, Mavaro, Tesoro Neo, and Trail Neo platforms. Manufactured by ACROS, this headset supports internal cable routing and provides smooth, durable steering performance on modern Cannondale e-bike frames.

Designed to factory specifications, it includes both upper and lower bearings with Campagnolo-style 45° × 45° angular contact interfaces, ensuring precise fitment and long service life.

Features & Details

• Genuine Cannondale OEM complete headset

• Manufactured by ACROS

• Designed for internal cable routing

• Smooth, sealed angular-contact bearings

• Factory-correct dimensions and stack height

• Ideal for headset replacement or frame rebuilds

• Supports modern tapered and oversized steerer systems

Headset Specifications

• Headset Type: Integrated (IS)

• Steerer Compatibility: 1.5" – 1.8"

• Upper Interface: IS52

• Lower Interface: IS60

• Angular Contact: 45° × 45°

Bearing Details (Included)

Upper Bearing

• ACROS AC4252R1

• Size: 42 × 52 × 7 mm

• Contact Angle: 45° × 45°

Lower Bearing

• ACROS AC4660R1

• Size: 46 × 60 × 8 mm

• Contact Angle: 45° × 45°

Cannondale Part Number

• MPN: K35012

OEM Compatibility

✔ Cannondale E-Bike Platforms (2022+)

• Moterra Neo

• Moterra Neo LT

• Mavaro Neo

• Tesoro Neo

• Trail Neo

(Verify frame compatibility before ordering)

Fork Compatibility Note

• To use a fork with a 1.5" lower steerer, the following crown race is required:

  • ACROS Crown Race 1.5 for ZS66 / IS60
    (Sold separately)

Installation Notes

• Professional installation recommended

• Designed specifically for integrated headset frames

• Compatible with internal cable routing configurations

• Always confirm steerer and crown race compatibility before install

Recommended Use

• Replacing worn or damaged headset bearings

• Restoring smooth steering and proper headset preload

• Frame rebuilds and e-bike service

• Maintaining factory-correct geometry and fit

Why Buy OEM?

Using genuine Cannondale headset components ensures:

• Precise frame and steerer fitment

• Quiet, smooth steering performance

• Correct bearing angles and preload

• Full internal routing compatibility

• Long-term durability and resale value

A complete, factory-correct Cannondale ACROS integrated headset—essential for maintaining steering precision and reliability on modern Cannondale e-bike platforms.