This high-quality replacement synchronizer cone is designed for Volvo and Renault trucks equipped with VT/VTO series gearboxes. This cone is engineered to meet or exceed OEM specifications, ensuring smooth and reliable shifting performance. It’s a direct replacement for Volvo OEM part number 1521879 and is cross-referenced with 7401521879, making it a reliable solution for various gearbox repair needs.

Key Features & Benefits:

• Direct Replacement: Guaranteed fit and function as a direct replacement for Volvo OEM part number 1521879. Also interchangeable with Renault parts meeting the same specifications.
• OEM-Equivalent Quality: Manufactured to exacting standards using premium materials and processes, ensuring exceptional durability and extended service life.
• Improved Shifting: Restores smooth and precise gear engagement, reducing grinding and improving overall driving experience.
• Wide Compatibility: Specifically designed for VT/VTO series gearboxes, including VT1708B, VT2009B, VT2014B, VT2214B, VT2514B, VT2814B, VTO2214B, VTO2514B, and VTO2814B models.
• Heavy-Duty Reliability: Built to withstand the demanding conditions of heavy-duty truck applications, ensuring consistent performance under pressure.
• Cost-Effective Solution: Provides a reliable and affordable alternative to purchasing directly from the OEM, without compromising on quality or performance.

Technical Specifications at a Glance:

Detailed Specifications:

• OEM Number: 1521879
• Interchangeable Brands: Renault, Volvo
• Cross-Reference Numbers: 7401521879, 1521879
• Gearbox Model Compatibility: VT/VTO Series (VT1708B, VT2009B, VT2014B, VT2214B, VT2514B, VT2814B, VTO2214B, VTO2514B, VTO2814B)
• Material: High-Carbon Steel (e.g., 1045 Steel) – Provides good wear resistance and strength.
• Surface Treatment: Nitriding or Similar Hardening Process – Increases surface hardness and wear resistance for extended life.
• Weight: 0.4 kg (0.88 lbs)
• Outer Diameter: 85 mm (3.35 inches)
• Inner Diameter: 65 mm (2.56 inches)
• Cone Angle: [Specify Cone Angle – e.g., 10 degrees] – Critical for proper synchronization.

Applications:

This synchronizer cone is perfectly suited for a wide range of Volvo and Renault trucks equipped with VT/VTO series gearboxes, including:

• Volvo FM7
• Volvo FM9
• Volvo FM12
• Volvo FH12
• Volvo FH16
• Volvo FM Series
• Volvo FH Series
• Volvo VM Series

Durability & Reliability:

Constructed from high-carbon steel and surface-treated for enhanced wear resistance, this synchronizer cone is engineered to withstand the demanding conditions of heavy-duty use. Its precise manufacturing ensures proper engagement and smooth synchronization, minimizing wear and significantly extending its service life. Regular inspection and maintenance of your gearbox are strongly recommended to maximize the lifespan of this premium component.

Versatility:

This synchronizer cone provides a versatile solution for a wide array of gearbox repair and maintenance needs. It can be confidently used to:

• Replace worn, damaged, or cracked synchronizer cones.
• Restore smooth and precise gear engagement.
• Eliminate gear grinding and improve shifting performance.
• Address synchronization issues within the gearbox.

Addressing Your Concerns:

• “Will this synchronizer cone fit my specific truck model?” This cone is designed for VT/VTO series gearboxes. Please carefully verify your gearbox model number before placing your order. Consult your vehicle’s service manual or contact us for assistance.
• “Is this a reliable alternative to the original Volvo part?” Absolutely. This cone is manufactured to meet or exceed OEM specifications, ensuring comparable performance, durability, and longevity. We stand behind the quality of our products.
• “What is the expected lifespan of this synchronizer cone?” With proper installation, regular gearbox maintenance, and appropriate lubrication, this cone should provide a long and reliable service life, comparable to the original equipment.
• “What if the synchronizer cone doesn’t fit correctly?” We offer a 30-day hassle-free return policy on unused parts. If you encounter any fitment issues, please contact our customer support team immediately, and we will be happy to assist you.

Installation Guidelines:

• Professional installation by a qualified mechanic is highly recommended to ensure proper fitment and optimal performance.
• Ensure proper lubrication with the correct type of gearbox oil during installation.
• Refer to your vehicle’s service manual for detailed gearbox disassembly and reassembly instructions.
• Always use appropriate safety precautions when working on your vehicle.

Warranty Information:

We offer a comprehensive 12-month warranty against manufacturing defects. This warranty covers defects in materials and workmanship. Please see our full warranty policy for details.