RZ / YAMAHA RD 500 LC 47X-83540-00-00 Tachometer Gauge

( Brand: Rz / Yamaha Rd 500 Lc ), ( Manufacturer Part Number: 47X-83540-00-00 ), ( Machine Type: Street Motorcycle ), ( Color: Black ), ( Vintage Part: Yes ), ( Maximum Speedometer Value: 240 Km/h ), ( Unit Of Measure: Rpm ), ( Type: Tachometer Gauge ), ( Display Type: Analog ), ( Universal Fitment: No ), ( Country Of Origin: Japan )

Review RZ / YAMAHA RD 500 LC Tachometer Gauge fits 500 1984–1986

The **Yamaha RZ500 RD LC (Part Number: 47X-83540-00-00) Tachometer Gauge** from the 1984 1986 model years is a meticulously crafted instrument designed to deliver precise, high-performance feedback for riders of Yamaha s legendary RZ500 RD LC, a sporty, liquid-cooled, 498cc inline-four motorcycle. This tachometer gauge is a key component of the bike s dashboard, offering a clean, analog display with a sleek, rounded dial face that blends seamlessly with the bike s aggressive, aerodynamic styling. The gauge features a bold, white numerical scale with black hour markers, ensuring easy readability even under bright sunlight or at high speeds, while the red-tipped needle provides a striking contrast against the dark background. Engineered for durability, the gauge is built to withstand the rigors of high-performance riding, with a robust construction that resists vibration and ensures long-term reliability. The tachometer itself is calibrated to accurately measure engine RPM, allowing riders to optimize throttle control, fine-tune shifting points, and maximize power delivery critical for extracting the full potential of the RZ500 s snappy, high-revving inline-four engine. Whether cruising through city streets or pushing the limits on the track, this gauge serves as both a functional tool and a stylish statement piece, embodying the precision and performance ethos of Yamaha s sportbike lineup. For collectors, restorers, or enthusiasts seeking to restore their RZ500 RD LC to factory specifications, this genuine OEM tachometer gauge is an essential part of the original equipment, ensuring authenticity and seamless integration with the bike s dashboard. Its timeless design and functional excellence make it a prized component for anyone who appreciates the blend of artistry and engineering that defined Yamaha s classic sportbikes of the mid-1980s.

### Pros and Cons of Buying a 1984-1986 Yamaha RZ500 RD LC (47x-83540-00-00 Tachometer Gauge)

1. **Classic Design and Build Quality** The Yamaha RZ500 RD is a well-regarded classic motorcycle from the early 1980s, known for its timeless design, durable frame, and solid construction. Yamaha s engineering at the time was highly respected, and this bike reflects that.

2. **Reliable Engine** The 499cc parallel-twin engine is a proven performer, capable of producing around 45-50 horsepower, which is sufficient for cruising, track use, and light sport riding. With proper maintenance, it can last for many years.

3. **Lightweight and Agile** At around 400-450 lbs (depending on modifications), the RZ500 is relatively light for its class, making it nimble and easy to handle, especially for riders who prefer a sportier stance.

4. **Modular and Upgradeable** The RZ500 has a strong aftermarket support system. Components like the engine, suspension, brakes, and exhaust can be upgraded or replaced with modern parts, extending its usability and performance.

5. **Track and Street Versatility** The RZ500 was originally designed as a track bike but is also capable on the street. Its low seat height, aggressive ergonomics, and strong engine make it suitable for both purposes with the right modifications.

6. **Affordable to Acquire and Maintain** Compared to modern sport bikes, the RZ500 is relatively inexpensive to buy, especially in its current condition. Parts are widely available, and labor costs are often lower than for newer bikes.

7. **Cult Following and Community** The RZ500 has a dedicated fanbase, which means there are plenty of resources, forums, and clubs where owners can share knowledge, find parts, and get advice.

8. **Fun to Ride** The bike s handling and engine response make it an enjoyable ride, especially for those who appreciate a more traditional, less computerized riding experience.

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1. **Age and Wear** Being from the early 1980s, the bike will likely show signs of age, such as worn suspension, rust, or degraded rubber components. A thorough inspection is essential to avoid hidden issues.

2. **Rust and Corrosion** Many bikes from this era suffer from rust, particularly in the frame, swingarm, and suspension components. A rust inspection is critical, especially if the bike has been stored in wet conditions.

3. **Outdated Safety Features** The RZ500 lacks modern safety features such as ABS, traction control, or advanced braking systems. Riders must be cautious and skilled to handle the bike safely, especially at higher speeds.

4. **Fuel Injection Issues** The bike uses a carbureted engine, which can be finicky and require regular tuning. Modern fuel and additives may not be compatible, leading to potential performance or drivability issues.

5. **Suspension Limitations** The stock suspension is basic and may not be adequate for heavy riders or aggressive riding styles. Upgrading the suspension is often necessary for comfort and performance.

6. **Braking Limitations** The stock braking system (drum or basic disc brakes, depending on the model) is not as effective as modern systems. Upgrading to better brakes is recommended for safety.

7. **Electrical System Reliability** The electrical components, such as the ignition, lights, and gauges, may be outdated and prone to failure. The tachometer gauge you mentioned (47x-83540-00-00) is a common upgrade, but other electrical issues may arise.

8. **Emissions and Legal Compliance** In some regions, older bikes may not meet current emissions standards, which could limit where you can ride or require modifications to pass inspections.

9. **Limited Comfort for Long Rides** The ergonomics of the RZ500 are aggressive and not ideal for long-distance touring. Riders who prefer a more upright or comfortable position may find it uncomfortable.

10. **Maintenance Requirements** The bike will require regular maintenance, including chain adjustments, valve checks, and fluid changes. Neglecting maintenance can lead to costly repairs.

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The 1984-1986 Yamaha RZ500 RD LC is a fantastic choice for riders who appreciate classic bikes, enjoy a project, and are willing to invest time and effort into maintaining and upgrading it. It offers a unique blend of nostalgia, performance, and mod potential. However, it is not a plug-and-play bike; it requires careful inspection, potential repairs, and upgrades to bring it up to modern standards.

If you are looking for a bike that is ready to ride out of the box with minimal hassle, the RZ500 may not be the best option. But if you are a hands-on rider who enjoys working on a project, appreciates the history of the bike, and is prepared for the challenges that come with it, the RZ500 can be an incredibly rewarding and enjoyable motorcycle.

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- **Buy if:** You are an experienced rider, enjoy classic bikes, have mechanical skills or access to a mechanic, and are willing to invest time and money into restoring and upgrading the bike. You should also be prepared to ride it responsibly, as it lacks modern safety features.

- **Do not buy if:** You are looking for a bike that is ready to ride immediately, prefer modern conveniences, or do not have the time or resources to address the bike s age-related issues. Additionally, if you are not comfortable with the bike s aggressive ergonomics or lack of advanced safety features, it may not be the right fit.

Before purchasing, conduct a thorough inspection of the frame for rust, test the engine for performance, check the suspension and brakes, and ensure all electrical components are functional. Consider getting a pre-purchase inspection from a trusted mechanic to avoid hidden problems.

If you decide to buy, prioritize upgrades such as suspension, brakes, and exhaust to improve safety and performance. Join the RZ500 community for support, advice, and parts sourcing. With the right approach, the RZ500 can be a fantastic and enduring motorcycle.

Details:

No scratches on glass or bezel. If you try to purchase this from over seas and have any problems. Works well, stored in doors all of its life. Please let me know.

It is hardly noticeable when seen on the bike in person. There is a tiny ding on the bezel between 9k and 10k tach.

part #: 47x835400000 prices

• $199.99-$650.00

specifications speedometercycleiz:

• for years: 1984-1986
• brand: Rz / Yamaha Rd 500 Lc
• mpn: 47x-83540-00-00
• machine type: Street Motorcycle
• color: Black
• vintage part: Yes
• maximum speedometer value: 240 Km/h
• unit of measure: Rpm
• type: Tachometer Gauge
• display type: Analog
• universal fitment: No
• country of origin: Japan

shipping speedometercycleiz:

• service: USPS Ground Advantage
• cost: $0.00
• class: StandaRd
• type: CaLculated
• transit: 4-10 Days
• carrier: USPS

returns speedometercycleiz:

• paid by: Buyer
• time: 30 Days
• policy: Returns Accepted

offer speedometercycleiz:

• availability: In Stock
• options: Ship-to-home
• started: February 22, 2026
• quantity: 1
• sold: 0

seller speedometercycleiz:

• city: Pittsburgh, Pennsylvania
• rating: 100.0%
• # reviews: 562

general speedometercycleiz:

• Motorcycle Scooter Parts Accessories > Instruments Gauges > Individual Gauges
• condition: Used

payments speedometercycleiz:

• credit caRd: Discover
• wallet: Google-pay
• other

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