Build the clearance plan around 36.54 inches, the actual diameter of this 37x12.50R18LT Recon Grappler A/T. The 128R Load Range E version uses staggered shoulder lugs and reinforced tread-block foundations. It is a substantial 74.08-pound tire, before adding the wheel.
Exact version: 37x12.50R18LT 128R Load Range E; Nitto part 218580. Nitto lists 36.54 inches of overall diameter, 12.52 inches of inflated width and a 8.0–10.5-inch approved wheel-width range. The flotation size is nominal; use measured dimensions when checking clearance.
Zig-zag center and shoulder grooves create additional tread edges, while reinforced block foundations limit tread-block flex. Two sidewall designs give you a choice of outward-facing style.
Nitto Recon Grappler A/T 37x12.50R18LT Tire
- Nitto




