Nitto Mud Grappler 345/70R18 Extreme Mud-Terrain Tire

The Nitto Mud Grappler 345/70R18 is built for serious off-road performance, delivering maximum traction in mud, dirt, sand, and rock while still maintaining stability and control on the highway. Designed for lifted trucks, Jeeps, and off-road SUVs, the Mud Grappler is one of Nitto’s most aggressive mud-terrain tires—featuring massive tread blocks, reinforced sidewalls, and a bold, rugged appearance that commands attention on and off the trail.

Engineered for drivers who demand the ultimate in off-road capability, this tire offers extreme durability and self-cleaning tread technology that easily ejects mud and stones. Despite its aggressive design, the Mud Grappler provides impressive handling and balance on paved roads, giving you the best of both worlds—off-road power and on-road stability.

Key Features:

• Aggressive tread blocks deliver unmatched traction in deep mud and rough terrain
• Reinforced three-ply sidewall construction provides superior puncture resistance
• Self-cleaning tread design maintains consistent traction in wet and muddy conditions
• Dual sidewall design lets you choose between two aggressive looks
• Optimized tread pattern reduces road noise for better on-road comfort
• Durable compound resists cuts, chips, and uneven wear
• Ideal for lifted trucks, off-road builds, and heavy-duty applications

Tire Specifications:

• Tire Size: 345/70R18
• Rim Diameter: 18"
• Tire Diameter: 37.05"
• Aspect Ratio: 70
• Minimum Wheel Width: 8"
• Maximum Wheel Width: 11"
• Load Index: 124
• Max Load: 3,525 lbs
• Tire Weight: 89.85 lbs
• Tread Depth: 21/32"
• Tire Model: Mud Grappler M/T
• Performance Category: Extreme Mud-Terrain

Performance Overview:

The Nitto Mud Grappler stands out with its aggressive tread design and massive void ratio that provides excellent traction in extreme off-road environments. Its high-strength construction improves durability and reduces the risk of sidewall damage when navigating rocky trails or sharp terrain. The computer-optimized tread pattern minimizes vibration and improves ride comfort during highway driving, making it one of the most versatile extreme mud tires available.

Fitment:

345/70R18 Tire Size – Common fitment for lifted trucks and off-road vehicles equipped with 18-inch wheels. Suitable for popular models like the Ford F-250/F-350 Super Duty, Ram 2500/3500, Chevrolet Silverado 2500HD, GMC Sierra 2500HD, and custom Jeep or off-road builds.

Fitment guaranteed for stock-equipped vehicles only.

Summary:

When your adventures take you far beyond the pavement, the Nitto Mud Grappler 345/70R18 is the tire you can count on. Combining extreme traction, aggressive styling, and durable construction, it’s the ultimate choice for off-road enthusiasts who want performance that looks as bold as it drives.