what's the difference between the grand sport and the z06?

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The **Corvette C6 Grand Sport** and **C6 Z06** are two very different flavors of performance—think of the Grand Sport as the 'best all-rounder' while the Z06 is the hardcore track weapon. Here's how they stack up:

## 🔥 **Powertrain - The Big Difference**

| Spec | Grand Sport | Z06 |
|------|-------------|-----|
| **Engine** | 6.2L LS3 V8 | 7.0L LS7 V8 |
| **Horsepower** | 430 hp (436 with manual) | 505 hp |
| **Torque** | 424 lb-ft | 470 lb-ft |
| **Transmission** | 6-speed manual OR automatic | **6-speed manual ONLY** |
| **Redline** | 6,600 RPM | 7,000 RPM |

The Z06's 75-hp advantage comes from the legendary LS7—a 7.0L hand-built small-block with titanium rods and valves, dry-sump oiling, and a racing pedigree. If you want an automatic, the Grand Sport is your only option here!

## 🏗️ **Chassis & Weight**

| Feature | Grand Sport | Z06 |
|---------|-------------|-----|
| **Frame** | Steel (same as base Corvette) | **Aluminum** - saves ~150 lbs |
| **Body Width** | Wide (Z06-style) | Extra wide - 2 inches broader than Grand Sport |
| **Suspension** | **Uses Z06 brakes & suspension** | Unique track-tuned suspension |
| **Wheels/Tires** | Wide Z06-style | Even wider, more aggressive |

The Grand Sport borrowed the Z06's brakes, suspension, and wider body panels—it's essentially a base Corvette chassis with performance hardware. The Z06 went further with a full aluminum frame for better weight distribution and handling.

## 💰 **Current Market Values (Classic.com data)**

- **C6 Z06**: Average around **$51,147** across all variants; base models average **$46,592**
  - Sales range: $26,000 – $361,000
  - [Browse Z06 listings](https://classic.com/m/chevrolet/corvette/c6/z06/)

- **C6 Grand Sport**: Average around **$41,305**
  - Sales range: $22,500 – $120,000
  - [Browse Grand Sport listings](https://classic.com/m/chevrolet/corvette/c6/grand-sport/)

The Z06 commands roughly a **$10,000 premium** on average, though high-mile automatic Grand Sports can be found for significantly less.

## 🎯 **Which One's Right for You?**

Choose the **Grand Sport** if you want:
- Automatic transmission option (paddle-shift 6-speed)
- A great balance of daily drivability and track capability
- Better value proposition (Z06 suspension/brakes at lower cost)
- Targa top or convertible body styles

Choose the **Z06** if you want:
- Raw, high-revving power (that 7.0L is addictive!)
- The ultimate naturally aspirated C6 track car
- The cachet of the legendary Z06 name
- Maximum investment potential (these are appreciating faster)

Your 2010 Grand Sport 3LT at $149k is priced well above typical market values—likely due to low miles (under 9k) and the custom touches. A comparable low-mile Z06 would typically command even more!

Want me to show you some current listings for either model? Or curious how the ZR1 fits into this mix?

Lot 9978-CHA: 2010 Chevrolet Corvette Grand Sport 3LT

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Lot 9978-CHA: 2010 Chevrolet Corvette Grand Sport 3LT

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