Muffler Gasket - Yamaha 1200 / 1300 (1999-2008) OEM# 66V-14749-00-00 | WSM 007-590

Muffler Gasket Yamaha 1200 / 1300 99-08 OEM# 66V-14749-00-00

This WSM muffler gasket is a quality aftermarket replacement part designed for Yamaha GP-R 1200 and 5 other compatible models.

It replaces selected OEM reference numbers including 66V-14749-00-00, 66V-14749-01-00 and is suitable for service, repair and rebuild work.

Key Features

• Quality replacement gasket designed for dependable sealing performance
• Ideal for service, repair and engine rebuild work
• Manufactured for fit, durability and reliable installation
• Compatible with 17 listed fitments
• Replaces selected OEM reference numbers listed below

Product Details

• Brand: WSM
• WSM Part Number: 007-590
• Product: Muffler Gasket
• OEM Reference: 66V-14749-00-00, 66V-14749-01-00
• Application: Yamaha GP-R 1200 and 5 other compatible models

Product Fitment

This part is suitable for the following models:

• Yamaha GP-R 1200 – 2000
• Yamaha GP-R 1200 – 2001
• Yamaha GP-R 1300 – 2003
• Yamaha GP-R 1300 – 2004
• Yamaha GP-R 1300 – 2005
• Yamaha GP-R 1300 – 2006
• Yamaha GP-R 1300 – 2007
• Yamaha GP-R 1300 – 2008
• Yamaha XL 1200 – 2001
• Yamaha XL LTD 1200 – 1999
• Yamaha XL LTD 1200 – 2000
• Yamaha XLT 1200 – 2002
• Yamaha XLT 1200 – 2003
• Yamaha XLT 1200 – 2004
• Yamaha XLT 1200 – 2005
• Yamaha XR 1800 1200 – 2000
• Yamaha XR 1800 1200 – 2001

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.

About the Yamaha 1200 Engine

The Yamaha 1200 engine is a high-output three-cylinder two-stroke platform used in performance-oriented WaveRunner models such as the GP1200 and XL1200 series. It remains a popular engine for enthusiasts seeking reliable replacement parts for maintenance, repair and rebuild work.

You May Also Need

Browse related parts for compatible models:

• Coupler Yamaha 800 - 1300 98-10 OEM# 66E-45813-00-94 – 003-223
• Crankshaft Oil Seal Yamaha 800 / 1200 / 1300 98-08 OEM# 93101-34002-00 – 009-702-01J
• Exhaust Outer Gasket Yamaha 1200 / 1300 99-08 OEM# 66V-41114-00-00 – 007-590-01
• Exhaust Gasket Yamaha 1200 / 1300 99-08 OEM# 66V-41124-00-00 – 007-591

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