MERCEDES 0129795 Convertible Top Hardtop Roof Benz Z5473

( Manufacturer Part Number: 0129795 ), ( Color: Blue ), ( Vintage Part: No ), ( Placement On Vehicle: Upper ), ( Type: Hard Top ), ( Manufacturer Warranty: 1 Month ), ( Oe/oem Part Number: Sl-class Sl Class Mercedes Benz Mb Original Oem ), ( Features: Durable, Removable, Easy Installation, Motorized, Glass Windows ), ( Finish: Painted )

Review MERCEDES benz Class Convertible Hard Top Hardtop Roof Assembly fits R129 SL 1990–1995

The **Mercedes-Benz 0129795 R129 SL (1990 1995) Hardtop Convertible Roof (Z5473)** is a rare and highly sought-after piece of automotive history, embodying the pinnacle of 1990s German engineering, timeless elegance, and convertible luxury. Part of the legendary **R129 SL** series Mercedes-Benz s iconic roadster that redefined open-top driving this model stands out as a refined alternative to the traditional soft-top convertible, offering a sleek, fixed hardtop roof that seamlessly integrates with the vehicle s aerodynamic lines while preserving the exhilarating freedom of an open-air experience. The **Z5473 hardtop roof** was introduced as an optional upgrade, catering to those who desired the convenience of a closed cabin without sacrificing the convertible s signature charm. Crafted from high-quality materials, this roof features a **two-piece, electrically operated design** that folds neatly into the rear deck, revealing the iconic **R129 s** distinctive sloping roofline when retracted. The mechanism is both smooth and robust, ensuring reliable operation even after decades of use, though like all vintage Mercedes, it may require periodic maintenance to maintain peak performance.

Underneath its polished exterior, the **R129 SL (0129795)** is powered by one of Mercedes-Benz s most celebrated engines of the era, typically the **M117 3.6-liter inline-six** (231 hp in the **SL 500** or **SL 500 AMG** variants) or the **M113 3.8-liter V8** (286 hp in the **SL 600**), both renowned for their smooth power delivery, luxurious refinement, and the deep, resonant growl that has become synonymous with Mercedes roadsters. The **5-speed manual transmission** (or optional **4-speed automatic** in later models) is a driver s delight, offering crisp shifts and a direct connection to the road, while the **4-wheel independent suspension** ensures a balanced ride that adapts effortlessly to both winding roads and highway cruising. The interior is a masterclass in **1990s Mercedes-Benz luxury**, with **full-grain leather upholstery**, **wood or aluminum trim accents**, and **power-adjustable seats** that cradle the driver and passenger in opulence. The **steering wheel**, often a **three-spoke design** with the iconic Mercedes-Benz emblem, is both functional and stylish, while the **instrument cluster** delivers a clear, analog display of speed, RPM, and fuel levels, complemented by the **ambient lighting** that bathes the cabin in a warm glow when engaged.

What truly sets this **R129 SL Hardtop Convertible** apart is its **aesthetic versatility**. Unlike traditional convertibles that sacrifice style for practicality, the **Z5473 hardtop roof** allows the owner to enjoy the thrill of an open road while maintaining the protection of a closed cabin ideal for inclement weather, long drives, or simply preserving the vehicle s pristine condition. The hardtop s **sleek, flush-mounted design** eliminates the bulkiness of a soft top when retracted, contributing to the **R129 s** already impressive aerodynamics and timeless silhouette. The **SL s** signature **sloping roofline**, **wide track**, and **aggressive yet elegant bodywork** remain as striking today as they were upon its debut, making this model a favorite among collectors and enthusiasts who appreciate both function and form. Whether cruising along the **French Riviera**, navigating the **Swiss Alps**, or simply enjoying a weekend getaway, the **R129 SL Hardtop Convertible** offers an unparalleled blend of **performance, comfort, and sophistication** that few cars can match.

For those who appreciate the **artistry of Mercedes-Benz craftsmanship**, this **0129795 R129 SL** represents a **golden era of automotive design**, where engineering and luxury coalesced into a machine that was as much a work of art as it was a high-performance roadster. The **hardtop roof option** was a forward-thinking choice that anticipated modern preferences for versatility, making this model particularly desirable in today s market. While the **R129 SL** has been in production for decades, the **Z5473 hardtop roof** remains a **highly coveted feature**, as it combines the best of both worlds the **romance of a convertible** with the **practicality of a closed cabin**. Whether restored to **showroom condition** or preserved in its **original vintage patina**, this Mercedes-Benz is a **timeless icon**, a **piece of automotive history**, and a **daily driver s dream** for those who seek both **excitement and elegance** on every journey.

### **Pros and Cons of Buying a Mercedes-Benz 0129795 (R129 SL, 1990 1995, Hardtop Convertible, Z5473 Engine)**

#### **Pros**

1. **Iconic Design and Prestige**

The R129 SL is one of Mercedes-Benz s most legendary roadsters, known for its timeless, elegant coupe and convertible styling. It carries significant prestige, making it a desirable collector s item.

2. **Strong Engine Options (Z5473)**

The Z5473 engine (3.6L V8) in this model is a robust powerplant, producing around **245 250 horsepower** (depending on year and tuning). It provides a smooth, torquey driving experience typical of Mercedes V8s from this era.

3. **Convertible Practicality (Hardtop Roof)**

Unlike soft-top SLs, the hardtop convertible offers a more enclosed driving experience when the roof is down, reducing wind noise and improving comfort. The roof mechanism is also more durable than soft tops.

4. **Classic Mercedes Reliability (With Caveats)**

Early R129 models (1990 1995) are generally reliable if well-maintained. The V8 engine is known for longevity, especially with proper oil changes and cooling system upkeep.

5. **Aftermarket Support and Modifications**

The R129 SL has a strong aftermarket presence, with availability of parts, upgrades (performance, suspension, interior), and restoration services. This makes maintenance and customization easier than on some older Mercedes models.

6. **Potential for Appreciation**

As a classic Mercedes, properly restored examples can appreciate in value, especially if they are low-mileage, well-documented, and in good condition.

7. **Driving Dynamics**

The R129 SL offers a balanced blend of comfort and sportiness, with a well-tuned suspension and precise steering. The hardtop convertible version provides a more stable ride than soft-top models.

---

#### **Cons**

1. **High Maintenance Costs**

Mercedes-Benz parts, especially for older models, can be expensive. The Z5473 V8 requires regular oil changes (synthetic recommended), cooling system flushes, and potential timing belt replacement (if applicable). Ignoring maintenance can lead to costly engine or transmission issues.

2. **Common Issues with the Z5473 Engine**

- **Cooling System Failures:** Many R129 SLs suffer from thermostat, water pump, or radiator failures. The cooling system must be inspected and serviced regularly.

- **Timing Chain Wear:** Some examples develop timing chain stretch or guide wear, leading to rattling noises and potential engine damage if ignored.

- **Oil Leaks:** Valve cover gaskets, oil filter housing gaskets, and rear main seal leaks are frequent issues.

- **Carbon Buildup:** Older V8s can develop carbon deposits on valves, reducing performance. Periodic decarbonization is recommended.

3. **Transmission Problems**

The 722.6 automatic transmission (common in this era) is known for rough shifting, solenoid failures, and eventual failure if not serviced. Some owners opt for a rebuild or upgrade to a newer transmission.

4. **Electrical Gremlins**

Older Mercedes electrical systems can be finicky. Issues with sensors, wiring harnesses, and fuse boxes are not uncommon and may require troubleshooting.

5. **Rust and Bodywork Concerns**

Many R129 SLs from the early '90s suffer from rust, particularly in the wheel arches, sills, and undercarriage. A thorough inspection of the body structure is essential before purchase.

6. **Convertible Hardtop Limitations**

While the hardtop roof is more durable than a soft top, it is not as convenient. Opening and closing the roof manually can be labor-intensive, and some models have stiff or noisy mechanisms.

7. **Fuel and Insurance Costs**

The V8 engine consumes more fuel than modern cars (around **12 15 MPG combined**), and insurance for a classic Mercedes can be expensive, especially if the car is valued highly.

8. **Parts Availability and Lead Times**

While parts exist, some components (especially for the hardtop roof or rare options) may require extended lead times or be sourced from specialty suppliers.

---

### **Conclusion**

The **Mercedes-Benz R129 SL (1990 1995, hardtop convertible, Z5473 engine)** is a fantastic choice for enthusiasts who appreciate classic German engineering, timeless design, and the thrill of driving a true roadster. However, it is not a "set-and-forget" car. **Proper maintenance is critical** to avoid costly repairs, and buyers should be prepared for higher-than-average upkeep costs.

- **Enthusiasts who enjoy restoring and maintaining classic cars.**

- **Those who prioritize driving experience and prestige over modern convenience.**

- **Owners who can afford the long-term costs of ownership.**

If you are looking for a **low-maintenance, daily driver**, this may not be the best choice. However, if you are willing to invest time and money into preserving it, the R129 SL can be an incredibly rewarding and enjoyable vehicle.

---

### **Recommendation**

1. **Thoroughly Inspect Before Purchase**

- Check for rust, engine condition, transmission health, and electrical systems.

- Verify service history, especially for cooling system, timing chain, and oil leaks.

- Test the hardtop roof mechanism for smooth operation.

2. **Budget for Maintenance**

- Expect to spend **$2,000 $5,000 per year** on maintenance, depending on condition and usage.

- Consider setting aside funds for a major overhaul (engine, transmission, or bodywork) within the first few years of ownership.

3. **Restore or Preserve, Don t Neglect**

- If buying used, prioritize a car that has already undergone some restoration work.

- If restoring, focus on **engine reliability, cooling system, and transmission** first.

4. **Join the R129 Community**

- Engage with forums (e.g., **SL323.com, MercedesBenzForums.com**) for advice, part sourcing, and troubleshooting.

5. **Consider a Lower-Mileage Example**

- A well-documented, low-mileage R129 (under **50,000 miles**) will be more reliable and easier to restore.

**Final Verdict:** If you are passionate about Mercedes-Benz classics and willing to commit to its care, the R129 SL is an outstanding purchase. However, treat it as a **project car** rather than a plug-and-play vehicle. For the right buyer, it offers unmatched driving pleasure and collector value.

Details:

part #: 0129795 prices

• $500.00-$650.99

specifications sunrooconvertib:

• for models: R129, Sl
• for makes: Mercedes
• for years: 1990-1995
• mpn: 0129795
• color: Blue
• vintage part: No
• placement on vehicle: Upper
• type: Hard Top
• manufacturer warranty: 1 Month
• oe/oem part number: Sl-class Sl Class Mercedes Benz Mb Original Oem
• features: Durable, Removable, Easy Installation, Motorized, Glass Windows
• finish: Painted

shipping sunrooconvertib:

seller sunrooconvertib:

• rating: 0.0%
• city: Denton, Texas
• # reviews: 0

offer sunrooconvertib:

• started: February 19, 2026
• availability: In Stock
• options: Seller-arranged-local-pickup
• best offers: True
• sold: 0
• quantity: 1

returns sunrooconvertib:

• policy: No Returns

payments sunrooconvertib:

• credit card: Discover
• other
• wallet: Paypal

general sunrooconvertib:

• condition: Used
• Exterior Parts Accessories > Roofs, Tops Sunroofs > Hardtops, Roof Panels Parts

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