Cat 414E-450E Backhoe Loader Front Window Wiper Motor 12 Volt 1862589

Fits Models At A Glance:

• Caterpillar Backhoe Loaders – D Series: 416D, 420D, 424D, 428D, 430D, 432D, 438D, 442D, 446D
• Caterpillar Backhoe Loaders – E Series: 414E, 416E, 420E, 422E, 428E, 430E, 432E, 434E, 442E, 444E, 450E

Key Notes:

• Part Number(s): 1862589 (186-2589)
• Application: Front window wiper motor group, part of front wiper group 174-2024
• Location: Front windshield only — the rear window uses a different motor (wiper group 206-1725)
• Voltage: 12 volt
• Serial Number Notes: Cat SIS shows this motor on 420D After Serial Number FDP07199 through FDP18399. Other D and E prefixes are listed by the parts catalogs without a break.
• Condition: Aftermarket replacement part

Common Use Case or Symptoms:

Use when the front wiper is dead, parks in the wrong spot, or runs slow and stalls in rain on a Cat 420D, 420E or 430E cab.

Why Choose Broken Tractor:

• ✅ Front vs. rear called out — Cat uses different motors on each window; we tell you which one this is.
• ✅ 20 backhoe models, one motor — a single stock number covers the whole D and E series cab.
• ✅ Backed by a team that runs backhoes — family-owned since 2006 with parts people who can look at your serial plate with you.