4834402200 - The B1 brake piston assembly for the modern Kia KAPPA CF12 CVT transmission
B1 Brake Piston Assembly (P/N: 4834402200) – Hyundai/Kia KAPPA CF12 CVT Transmission Application
Technical Verification:
With 20 years of CVT expertise, our engineering team confirms this B1 brake piston assembly meets exact OEM specifications for KAPPA CF12 transmissions.
Product Specifications:
- Direct OEM replacement for P/N 4834402200
- Complete piston assembly with seals and springs
- Compatible with Hyundai/Kia KAPPA CF12 CVT models
- Precision-machined to OEM dimensional tolerances
Critical Features:
- High-strength aluminum alloy construction
- Integrated sealing grooves for positive pressure retention
- OEM-spec bore diameter and stroke length
- Includes wear-resistant backup rings
Service Advantages:
- Our certified technicians provide installation guidance
- Solves B1 brake slippage and pressure loss issues
- Restores factory braking performance and shift precision
- Includes installation tool for seal protection
4834402200 Piston Assembly – The Precision Solution for CVT Brake System Repair.


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