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Unverferth Zone-Builder® Subsoiler

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Description

Break up yield-robbing compaction and give your crops the deep-till “legroom” they need with the Unverferth Zone-Builder® Subsoiler. Available in models 132, 122, and 112, this tool is engineered to shatter hardpan, improve soil structure, and open up the root zone—helping plants reach moisture and nutrients far below the surface for maximum resilience and yield potential.

The Zone-Builder subsoiler features rugged construction with double-frame, all-welded design and 6″x6″ rear bar for long-term durability. Customizable to meet your soil and management needs, the Zone-Builder offers multiple shank, spacing, and attachment options, along with heavy-duty auto-reset or shear-bolt protected trip designs for tackling the toughest field conditions.

Outfit your Zone-Builder with residue-slicing coulters, low-disturbance shanks, stabilizer wheels, strip-builder attachments, rolling conditioners, and fertilizer placement options for precision, efficiency, and unmatched flexibility. Whether you’re running 2 to 16 shanks, you’ll experience smooth residue flow, easy depth and width adjustments, and minimal surface disturbance with every pass.

If you’re ready to fix compaction and unlock greater yield, trust the proven strength and adaptability of the Unverferth Zone-Builder® Subsoiler.

Condition New
Model Zone-Builder Subsoiler
Model Trip Design Shank Options Approx. Weight (4-shank) Spacing Options HP Required per shank
132 Auto-reset 2–16 2,896 lbs 24", 30", 36", 38" 20–40 per shank
122 Spring-cushioned reset 2–12 3,460 lbs 24", 30", 36", 38" 20–40 per shank
112 Shear-bolt protected 2–16 2,568 lbs 24", 30", 36", 38" 20–40 per shank

Features

  • Shatters Hardpan: Breaks through tough compaction layers up to 20″ deep to improve water infiltration, root growth, and yield.

  • Customizable Coulters: Choose 20″ rippled or 24″ straight blades with 1,500 lbs. downpressure and durable 6-bolt hubs.

  • Durable Shank Designs: Select from low-disturbance, auto-reset, spring-cushioned, or shear-bolt protected trip styles to suit your soils.

  • Heavy-Duty Frame: All-welded, double-frame construction with exceptional underframe clearance (38″) for improved residue flow.

  • Flexible Spacing: Available with 2 to 16 shanks on 24″, 30″, 36″, or 38″ spacings; unique design allows row spacings from 20″ to 40″.

  • Stabilizer Wheels: Tool-free adjustability, multiple mounting positions, and a variety of tire options.

  • Attachment-Ready: Easily add strip-builder, zone-firmer, rolling harrow, drum leveler, fertilizer applicators, and more.

  • Tool-Free Adjustability: Makes field changes and transport quick and simple.

  • Corrosion-Resistant Finish: Durable powder coat in red or green for long-lasting performance.