Piston Kit - Yamaha 400 Big Bear / Kodiak 93-12 1mm Over (1999) OEM# 4GB-11638-00-00 | WSM 50-541-07K

Piston Kit Yamaha 400 Big Bear / Kodiak 93-12 1mm Over OEM# 4GB-11638-00-00

This WSM piston kit is a quality aftermarket replacement part designed for Yamaha, Yamaha, Yamaha, Yamaha, Yamaha, Yamaha Big Bear Buckmaster 400, Big Bear Exploring 400, Big Bear Hunter 400, Big Bear Real Tree 400, Kodiak 400.

It replaces selected OEM reference numbers including 4GB-11638-00-00 and is suitable for service, repair and rebuild work.

Key Features

• Quality replacement component for engine rebuild and repair
• Manufactured for dependable fitment and consistent performance
• Suitable for professional workshop or enthusiast use
• Compatible with 1 listed fitment
• Replaces selected OEM reference numbers listed below

Product Details

• Brand: WSM
• WSM Part Number: 50-541-07K
• Product: Piston Kit
• OEM Reference: 4GB-11638-00-00
• Application: Yamaha, Yamaha, Yamaha, Yamaha, Yamaha, Yamaha Big Bear Buckmaster 400, Big Bear Exploring 400, Big Bear Hunter 400, Big Bear Real Tree 400, Kodiak 400

Product Fitment

This part is suitable for the following models:

• Yamaha, Yamaha, Yamaha, Yamaha, Yamaha, Yamaha Big Bear Buckmaster 400, Big Bear Exploring 400, Big Bear Hunter 400, Big Bear Real Tree 400, Kodiak 400 – 2000-2012, 2000, 2007, 2007-2012, 2001-2002, 1993-1999

Why Buy WSM

WSM is a trusted manufacturer of aftermarket marine and powersports parts, known for dependable quality, strong fitment coverage and workshop-ready replacement components.

You May Also Need

Browse related parts for compatible models:

• Top End Rebuild Kit Yamaha 400 Big Bear / Kodiak 93-12 Standard – 54-541-10
• Intake Manifold Gasket Yamaha 700 93-97 OEM# 61X-13566-A0-00 – 007-562
• Jet Pump Oil Seal Yamaha 1100 05-15 OEM# 93101-21002-00 – 009-717
• Gasket Cylinder Base Yamaha 75 - 115 Hp L4 1.8L 4-Stroke OEM# 6EK-11351-00-00 – 511-28

Please use the fitment guide, OEM references and images to confirm this is the correct part before ordering.