This premium Gear Z 33 is a direct replacement for Volvo OEM part number 1521421, meticulously engineered for optimal performance and unwavering reliability in your Volvo or Renault truck. Crafted to meet and often exceed original equipment specifications, this gear guarantees smooth and efficient power transmission within your VT/VTO series gearbox. Whether you’re undertaking routine maintenance or addressing a specific gearbox malfunction, this gear provides a dependable and long-lasting solution. Invest in the quality your truck deserves.

Key Features & Benefits:

• Direct Replacement: Guaranteed fit and function as a direct replacement for Volvo OEM part number 1521421. Also interchangeable with Renault parts meeting the same specifications. Eliminates guesswork and ensures a seamless installation.
• OEM-Grade Quality: Manufactured to exacting standards using premium materials and processes, ensuring exceptional durability and extended service life. Minimize downtime and maximize your investment.
• Enhanced Performance: Restores optimal gearbox function, leading to smoother, more precise shifting and improved fuel efficiency. Experience a noticeable difference in your truck’s performance.
• Broad Compatibility: Specifically designed for VT/VTO series gearboxes, including VT2214B, VT2514B, VT2814B, VTO2214B, and VTO2514B models. One gear, multiple applications.
• Heavy-Duty Reliability: Built to withstand the demanding conditions of heavy-duty truck applications, ensuring consistent performance under pressure. Drive with confidence, knowing your gearbox is equipped for the long haul.
• Cost-Effective Solution: Provides a reliable and affordable alternative to purchasing directly from the OEM, without compromising on quality or performance. Save money without sacrificing reliability.

Technical Specifications at a Glance:

Detailed Specifications:

• OEM Number: 1521421
• Gear Teeth (Z): 33
• Brand: Volvo (Interchangeable)
• Interchangeable Brands: Renault, Volvo
• Cross-Reference Numbers: 7401521421, 1521421
• Gearbox Model Compatibility: VT/VTO Series (VT2214B, VT2514B, VT2814B, VTO2214B, VTO2514B)
• Material: High-Strength Alloy Steel (SAE 8620) – Ensures exceptional strength and wear resistance.
• Craftsmanship/Manufacturing Process: Precision Machined and Case Hardened – Precision machining guarantees accurate dimensions and smooth operation. Case hardening provides a hard, wear-resistant surface with a tough, ductile core.
• Weight: 5.2 kg (11.5 lbs)
• Dimensions: Diameter: 155 mm (6.1 inches), Width: 52 mm (2.05 inches)

Applications:

This Gear Z 33 is perfectly suited for a wide range of Volvo and Renault trucks equipped with VT/VTO series gearboxes, including:

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

Unmatched Durability & Reliability:

Constructed from SAE 8620 high-strength alloy steel and meticulously case hardened for enhanced wear resistance, this gear is engineered to withstand the most demanding conditions of heavy-duty use. Its precision manufacturing ensures optimal meshing and smooth operation, 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 gear.

Exceptional Versatility:

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

• Replace worn, damaged, or broken gears.
• Restore optimal gearbox functionality and performance.
• Improve shifting performance, resulting in smoother and more precise gear changes.
• Address and eliminate noise or vibration issues originating within the gearbox.

Addressing Your Concerns:

• “Will this gear fit my specific truck model?” This gear 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 gear 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 gear?” With proper installation, regular gearbox maintenance, and appropriate lubrication, this gear should provide a long and reliable service life, comparable to the original equipment.
• “What if the gear 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.

Upgrade Your Gearbox Today!