Alliance 520/85R42 (20.8R42) TL 846 Farmpro Radial Ii R-1W
Built with everyday drivability in mind, the Alliance 520/85R42 (20.8R42) TL 846 Farmpro Radial Ii R-1W 520/85R42 offers a strong balance of grip, ride comfort, and long-term wear. It's a popular choice for Farm drivers who want reliable performance across changing road conditions.
Quick Specs (Varies by Size)
- Size: 520/85R42 (520 width / 85 aspect ratio / 42 rim)
- Type: UHP All Season for Farm
- Load: 157 (up to 9100@30MPH lbs per tire)
- Speed Rating: A8/B
What the Size 520/85R42 Means
Tire size plays a major role in how your vehicle rides, handles, and carries weight. The 520/85R42 designation refers to the tire's width, sidewall profile, and wheel diameter (42 inches). Matching your current size helps preserve ride quality and handling characteristics, while size changes may affect clearance, gearing, and load capacity.
Real-World Performance
Drivers often choose the Alliance 520/85R42 (20.8R42) TL 846 Farmpro Radial Ii R-1W for its balanced road manners. Whether commuting, running errands, or heading out on longer trips, this tire is designed to maintain steady grip and a controlled ride feel across a wide range of conditions.
Fitment Guidance
The easiest way to confirm that 520/85R42 is correct is to look at the tires currently on your vehicle and read the size directly from the sidewall. Also make sure the load index (157) and speed rating (A8/B) meet or exceed what you're running now. If you're unsure, we're happy to help you confirm fitment before ordering.
Care Tips to Maximize Tire Life
- Maintain proper air pressure: Check monthly to support even wear and handling.
- Rotate tires regularly: Helps extend tread life and improve consistency.
- Balance on installation: Reduces vibration and uneven wear.
- Address alignment issues early: Misalignment can shorten tire life quickly.
Why Buy This Tire From Dan the Tire Man
We make it easy to get the Alliance 520/85R42 (20.8R42) TL 846 Farmpro Radial Ii R-1W 520/85R42 with Free Shipping and knowledgeable support if you need it. Flexible payment options are also available to help you get the tires you need without delay.
FAQ
Is the Alliance 520/85R42 (20.8R42) TL 846 Farmpro Radial Ii R-1W right for my vehicle?
Fitment depends on size, load requirements, and clearance. Confirm 520/85R42, 157, and A8/B against your current tires to ensure compatibility.
Will this tire work year-round?
Many UHP All Season tires are suitable for year-round driving, but severe winter conditions may call for a dedicated winter tire or a 3PMSF-rated option.
Need help choosing?
Call or text us at 207-316-2258 and we'll help you confirm fitment and select the best tire for how and where you drive.

Tire Benefits
- Enables smooth ride along with self cleaning characteristics
- Provides superior traction
- Facilitates perfect fit on the rim
- Ensures a straighter sidewall which enhances visual appeal
Tire Features
- Multi-angle lug design with steep angles at the center
- Shallow lug angle at the shoulder
- Reinforced bead construction with enhanced bead to bead distance
- Regular cavity in tread design
