Standard replacement piston and ring set for Deutz BF4M1012 and BF6M1012 engines — OEM-compatible part number 04255043.

Description

Piston With Ring STD 04255043 0425 5043 – Replacement for Deutz Engine BF4M1012 BF6M1012 1012

Aftermarket standard-size piston with ring set engineered for precise combustion performance and reliable engine rebuild quality in Deutz BF4M1012, BF6M1012, and 1012 engine applications. Precision-manufactured components ensure drop-in compatibility with correct fitment.

Technical Specifications

• Part Numbers: 04255043, 0425 5043
• Size: STD (Standard)
• Condition: New, aftermarket replacement
• Function: Combustion chamber sealing, compression maintenance, oil control, and reciprocating force transfer for sustained heavy-duty engine performance

Equipment Compatibility

Note: Compatibility is provided for reference. Please verify against your part number before ordering.

Fits Deutz Engine Models:

• BF4M1012
• BF6M1012
• 1012

Why Choose This Piston With Ring

The piston and ring set are core components of your Deutz engine — they seal the combustion chamber, maintain compression, control oil consumption, and transfer combustion force to the crankshaft. Worn or damaged pistons and rings lead to loss of compression, increased oil consumption, excessive blow-by, and reduced power output. This replacement set delivers:

• Consistent compression sealing – Engineered to maintain correct ring gap, tension, and piston-to-bore clearance for your Deutz BF4M1012, BF6M1012, and 1012 engine
• Exact-fit installation – Direct replacement with correct piston diameter, pin bore, ring groove dimensions, and STD sizing for standard bore engines
• Durable construction – Built to withstand high combustion temperatures, pressures, and the continuous mechanical demands of heavy-duty engine operation
• Cost-effective solution – Aftermarket quality at a fraction of dealer pricing

Package Contents

• 1 × Piston With Ring STD 04255043

Essential for engine overhaul, rebuild, and piston replacement. Keep your Deutz BF4M1012, BF6M1012, and 1012 engines running at full compression and peak performance on every job.

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