John Deere 6155M Select+ (2022, 139 h)

Why it’s for sale and what to check before you buy

A 155 hp tractor with only 139 operating hours sounds like a "nearly new" deal—and that’s exactly why serious buyers ask the right question first: Why is it being sold at 139 hours? At this price level, the real risk isn’t just the money. It’s losing time in-season.

This guide is built for 2026 buyers: what the machine is, what low hours can really mean, and a straight checklist that catches problems early—especially the ones that come from long idle periods.

One-minute takeaway

• Low hours are not the problem. The risk is a tractor that has sat for long periods without the right care.
• AutoQuad PLUS EcoShift is a stepped powershift transmission—clear, predictable, and widely preferred for day-to-day work.
• TLS front suspension matters for traction, ride stability, and control with implements.
• DEF/AdBlue is the “silent” check on low-hour machines—crystallization and deposits are real if storage and usage were sloppy.

What’s available

The listing is part of Agritec’s used equipment marketplace. Key parameters:

• Year: 2022
• Operating hours: 139 h
• Power: 155 hp
• Engine: John Deere, 6-cylinder, 6.8 L
• Transmission: AutoQuad PLUS EcoShift, 20F/20R, 40 km/h
• AutoTrac: preparation
• Hydraulics: 114 L/min pump, 3 rear SCVs (mechanical control)
• Front axle: TLS suspension
• Front weights: 800 kg

Price (excl. VAT): 205,166 BGN / 104,900 EUR. If you compare offers across dealers, looking at both currencies helps you keep the comparison clean.

Why a tractor can be sold at 139 hours

In practice, low hours usually come from one of these scenarios. None of them automatically means “problem”—it just tells you what to verify.

1. Demo / test unit. Light work, mainly for proving a configuration.
2. Farm plan changed. Acres, crops, labor, financing—sometimes the business logic shifts after purchase.
3. Switching class or setup. A move to a different spec, transmission, or hydraulic/front options.
4. It sat for long periods. This is the one where low hours are a plus—but storage-related systems must be checked properly.

AutoQuad PLUS EcoShift: why buyers like it

AutoQuad PLUS EcoShift is a stepped powershift transmission: ranges and gears, predictable response, and no mystery behavior. Many operators call it the “tough” choice because it is straightforward to run and diagnose over the long term.

• Clear shifting logic for the operator
• Consistent behavior under load
• EcoShift concept supports efficient 40 km/h transport when conditions allow

The hidden check on low-hour machines: DEF/AdBlue

If a tractor has spent long periods idle, the smart move is to add one check many people skip: DEF/AdBlue condition and cleanliness. Poor storage, spills, or long idle periods can lead to deposits/crystals that later create faults.

On-site checklist (20 minutes)

You don’t need special tools for the basics. You need a disciplined routine.

1) Cold start

• Starts cleanly without extended cranking
• Stable idle (no hunting)
• No unusual smoke during the first minutes

2) AutoQuad under load

• Consistent shifting across gears and ranges
• No lag, harsh jolts, or “thinking” before engaging
• Short transport test: accelerate / brake / repeat

3) Hydraulics and hitch

• Lift, hold, and lower smoothly (no creeping down)
• Cycle all three rear SCVs repeatedly
• Look for fresh leaks at couplers and cylinders

4) TLS front suspension

• On uneven ground: stability without front-end “nodding”
• During braking: controlled, not floating or wobbling

5) DEF/AdBlue quick checks

• White residue around filler neck, caps, or lines
• Ask directly: did it sit with DEF in the system for months?
• If available: scan for SCR/DEF fault history

The 60-minute test drive

If you can do a longer test, don’t chase “feel.” Chase repeatability.

1. 10 min transport (accelerate / brake / maneuver)
2. 15 min hydraulics (SCVs + hitch, repeat cycles)
3. 10 min transmission (different speeds and ranges)
4. 10 min TLS (uneven ground + braking)
5. 15 min after warm-up (listen, observe, re-check behavior)

What brings real peace of mind

• Service history and documented maintenance
• Consistency between hours and overall condition
• Clear ownership story that matches the physical reality

Who this 6155M fits in 2026

This setup makes sense when you need a versatile 155 hp tractor for mixed work: implements, transport, and daily farm operations—with a clean base for future upgrades.

Next step

Start with Agritec’s used equipment marketplace and filter by brand/model. If you’re also comparing other John Deere machines in stock, you can review listings like the John Deere 8200i forage harvester package (460 Plus + 639).