Goodyear TGRD36 Tundra Grip LF HF-1 1050/50R25 178A8/B 20PR OTR Bias Tire

The Goodyear Tundra Grip LF HF-1 (Part No. TGRD36) is a heavy-duty HF-1 High Flotation bias OTR tire engineered for demanding agricultural, geophysical, and off-the-road applications. Sized at 1050/50R25 with a 20-ply rating and service description of 178A8/B, this tire is built to handle the rigors of both field and road service on large equipment.

Key Features:

• Reduced vibration in both field and road service conditions for a smoother, more controlled ride
• Three-pitch tread design delivers improved traction across varied terrain and ground conditions
• Natural shape casing provides extended body life and long-term durability
• HF-1 High Flotation industry classification — ideal for soft ground, low-pressure, and flotation applications
• Tubeless (TL) construction for simplified maintenance
• 20-ply / 20 PR rating for high load-bearing capacity

Specifications:

• Size: 1050/50R25
• Part Number: TGRD36
• Industry Code: HF-1
• Construction: Bias
• Tubeless/Tube Type: TL (Tubeless)
• Ply Rating: 20 PR
• Load Index / Speed Rating: 178A8/B
• Rated Load: 16,500 lbs
• Rated Inflation: 41 PSI
• Rated Speed: 30 mph
• Recommended Rim: 25x36.0 HT/1.5
• Overall Diameter: 69.1 in
• Overall Width: 42.5 in
• Static Loaded Radius: 31.4 in
• Rolling Circumference: 199 in
• Flat Plate Contact Area: 665 sq in
• Tread Depth: 12/32 in
• Tire Weight: 717 lbs

The Goodyear Tundra Grip LF HF-1 is an ideal choice for operators who need a reliable, high-flotation OTR tire capable of performing in challenging environments including agriculture, seismic/geophysical exploration, and large-equipment off-road service.