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8K U-Bolt Kit – 9/16″ -18 Rod Diameter

$ 58.50

Description The 8K U-Bolt Kit secures your trailer’s axle to the leaf springs. It keeps suspension parts tight under load and stops the axle from shifting. This kit fits most 8,000 lb trailer axles with 3-1/2″ round tubes, the standard size for heavy utility and equipment trailers. Each kit includes four U-bolts, two mounting plates, and eight heavy hex nuts. The U-bolts use 9/16″-18 threads and measure about 8″ long from the bottom of the bend to the end of the threads. The spacing of the legs matches the 3-1/2″ axle tube diameter so the bolts wrap snugly around the axle. This U-bolt mounting kit works with leaf spring suspension systems on single and tandem axles. It clamps the axle to the 1-3/4″ or 2″ wide leaf springs and spring seats (sold separately). That makes it a true hardware match when you rebuild or service suspension setups on utility trailers, car haulers, livestock trailers, and flatbeds. Install the U-bolt kit after you set the spring and axle alignment. Slide the U-bolts over the axle tube. Place the mounting plates under the spring stack. Thread the nuts on and tighten evenly. Torque the 9/16″ nuts to spec to prevent loosening under load. Trailer builders and service techs trust these kits because they include all the parts needed to mount the axle securely. They deliver consistent performance and reduce suspension noise and movement.

Planting & Care

At a Glance – 3-in-1 Combination Peach Tree

  • Sun: 1/2 day to full day of sun
  • Soil: Well-drained, moderately fertile soil
  • Water: Keep evenly moist during establishment
  • Rootstock: Semi-dwarf (Lovell)
  • Size: 12–15 ft at maturity
  • Pollination: Self-fertile
  • Harvest: July–September
  • Hardiness: USDA Zone 5–9

Planting & Care – 3-in-1 Combination Peach Tree

Site Selection

  • Choose a location with excellent sunlight to ensure full sweetness and color.
  • Good airflow reduces fungal pressure, especially in humid or coastal climates.

Soil Preparation

  • Prefers well-drained loam or sandy loam; avoid clay-heavy or waterlogged soil.
  • Add compost to improve drainage and fertility.
  • Ideal soil pH: 6.0–7.0.

Planting Instructions

  1. Plant at the same depth as in the nursery pot.
  2. Water deeply and mulch with 2–3 inches of organic matter.
  3. Keep mulch a few inches away from the trunk.

Watering & Fertilizing

  • Maintain consistent moisture during the first 1–2 years.
  • Deep water 1–2 times per week in heat or drought.
  • Peaches are medium feeders—use a balanced organic fertilizer in early spring if growth appears weak.
  • Avoid overfertilization, which reduces fruit quality and increases disease risk.

Pruning & Graft Management

  • Prune more vigorously growing grafts to maintain balance across the tree.
  • Encourage an open center to improve light penetration.
  • Thin fruit clusters to improve size and prevent limb damage.

Harvest & Use

  • Frost offers classic peach flavor with strong leaf curl resistance.
  • Salish Summer (Q-1-8) produces juicy, richly flavored fruit well-suited to cooler climates.
  • Indian Free provides brilliant red flesh and outstanding complexity.
  • Muir delivers exceptionally sweet, aromatic fruit.

General Tips

  • Combination peach trees thrive when graft vigor is balanced yearly through pruning.
  • Renew mulch annually and water consistently for best fruit quality.
  • Leaf curl–resistant varieties reduce the need for sprays in many climates.