Starter for Komatsu D31EX-21: heavy-duty replacement for OEM 228000-5000 (24VV). Built for reliable field replacement performance.
Fits These Models
Komatsu
- D31EX-21 (2002-2010 — L4 3.9L 239cid Komatsu SAA4D102E)
- D31EX-21 (2002-2010 — L4 3.9L 239cid SAA4D102E)
- D31PX-21A (2002-2010 — L4 3.9L 239cid Komatsu SAA4D102E)
- D31PX-21A (2002-2010 — L4 3.9L 239cid SAA4D102E)
- D37EX-21 (2002-2010 — L4 3.9L 239cid Komatsu SAA4D102E)
- D37EX-21 (2002-2010 — L4 3.9L 239cid SAA4D102E)
- D37PX-21 (2002-2010 — L4 3.9L 239cid Komatsu SAA4D102E)
- D37PX-21 (2002-2010 — L4 3.9L 239cid SAA4D102E)
- D39EX-21 (2001-2010 — L4 3.9L 239cid Komatsu SAA4D102E)
- D39EX-21 (2001-2010 — L4 3.9L 239cid SAA4D102E)
- D39EX-21 (2001-2011 — 5AA4D102E)
- D39EX-22 (2008-2014 — L4 4.5L 272cid Komatsu SAA4D107E)
- D39EX-22 (2008-2014 — L4 4.5L 272cid SAA4D107E)
- D39PX-21 (2001-2010 — L4 3.9L 239cid Komatsu SAA4D102E)
- D39PX-21 (2001-2010 — L4 3.9L 239cid SAA4D102E)
- D41E-6K (1995-2007 — L6 5.9L 359cid S6D102E)
- D41E-6T (1995-2007 — L6 5.9L 359cid Komatsu S6D102E)
- D41E-6T (1995-2007 — L6 5.9L 359cid S6D102E)
- D41E-BB-6C (1995-2007 — L6 5.9L 359cid Komatsu SA6D102E)
- D41E-BB-6C (1995-2007 — L6 5.9L 359cid SA6D102E)
See the full fitment table above for all 290 compatible applications.
OEM Cross-Reference Numbers
Replaces the following OEM part numbers: 3675249RX, 3957596, 228000-5000, 228000-5001, 228000-5002, 228000-5003, Komatsu 21K-01-B2140, 600-863-5110, 600-863-5111, 600-863-5112, 600-863-5130, 6738-82-6810.
Please verify the OEM reference number and equipment fitment before ordering.








