menu_book Practical Agricultural Engineering

Tractor Buying & Inspection Guides

Practical, equipment-focused guides engineered for landowners, farmers, and machinery appraisers. Every guide is backed by certified laboratory test data, verified PTO ratings, and real-world implement matching formulas.

Tractor Transmission Types Explained: Hydrostatic vs Gear vs PowerShift vs CVT

Technical Guide

By Arthur Pendelton • Nov 11, 2026 • 14 min read

Tractor Transmission Types Explained: Hydrostatic vs Gear vs PowerShift vs CVT

A technical breakdown of agricultural tractor transmissions: mechanical gear, hydrostatic (HST), synchro shuttle, full powershift, and continuously variable (CVT) systems with efficiency ratings and maintenance rules.

Tractor Transmission Hydrostatic

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The 800+ HP Monster Tractor Battle: John Deere 9RX 830 vs Case IH Steiger 715 Quadtrac vs CLAAS Xerion 12.650

Comparison & Benchmarks

By Arthur Pendelton • Nov 7, 2026 • 13 min read

The 800+ HP Monster Tractor Battle: John Deere 9RX 830 vs Case IH Steiger 715 Quadtrac vs CLAAS Xerion 12.650

A certified engineering comparison of the world most powerful production tractors: dynamometer drawbar pull, fuel consumption curves, hydraulic flow rates, and soil compaction track footprints.

High Horsepower Tractor Comparison

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What Size Tractor Do You Need for 5, 10, 20, or 50 Acres? (2025-2026 Practical Guide)

Buying Guide

By Arthur Pendelton • Nov 3, 2026 • 11 min read

What Size Tractor Do You Need for 5, 10, 20, or 50 Acres? (2025-2026 Practical Guide)

A practical acreage sizing guide matching property acreage to tractor horsepower, PTO requirements, loader lift capacity, and three-point hitch categories.

Acreage Guide Sizing Guide

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The 25-Point Used Tractor Pre-Purchase Inspection Checklist (2025-2026 Guide)

Inspection Guide

By Garrett Vance • Nov 2, 2026 • 12 min read

The 25-Point Used Tractor Pre-Purchase Inspection Checklist (2025-2026 Guide)

A practical 25-point physical checklist for inspecting used tractors before purchase, covering blow-by tests, transmission clutches, hydraulic pressure, and serial number verification.

Inspection Checklist Used Tractors

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