✅ Compatibility

• Make: Caterpillar (CAT)
• Engine: Caterpillar 3003 / 3011C / 3013C / 3014 / C1.1 — small-displacement single and twin-cylinder diesel engines
• OEM / Cross Reference Part Numbers:
  • Caterpillar OEM: 138-7454, 1387454, CA1387454
  • Caterpillar OEM (alternate): 340-8308, 3408308, CA3408308
  • Caterpillar Reman (20R-prefix): 20R-3887, 20R3887, CA20R3887
• Fits Caterpillar Mini Hydraulic Excavators:
  • CAT 301.5 — 1.5-tonne class mini excavator — CAT C1.1 / 3003 engine
  • CAT 301.7CR — 1.7-tonne class mini excavator — CAT C1.1 / 3003 engine
  • CAT 302 CR — 2.0-tonne class mini excavator — CAT 3011C / 3013C engine
• Fits Caterpillar Vibratory Utility Compactors:
  • CAT CB1.7 — vibratory utility compactor — CAT 3003 / C1.1 engine
  • CAT CB1.8 — vibratory utility compactor — CAT 3003 / C1.1 engine
  • CAT CB14 — vibratory utility compactor — CAT 3013C / 3014 engine
• Fits Caterpillar Generator Sets:
  • CAT DE9.5E3 — 9.5 kVA diesel generator set — CAT small-displacement diesel engine
• ⚠️ Fitment Note: Verify your CAT machine model, serial number, and engine designation (3003 / 3011C / 3013C / 3014 / C1.1) before ordering. The 20R-3887 is the CAT Reman (remanufactured) part number for the same starter — this listing is for a new aftermarket unit. Contact us for fitment confirmation.

🔧 Product Highlights

• Direct OEM Replacement — CAT 138-7454 / 340-8308 12V 9T Starter for Caterpillar 3003 / 3011C / 3013C / 3014 / C1.1 Small-Displacement Diesel Engine: Drop-in fit for all compatible Caterpillar mini excavators (301.5 / 301.7CR / 302 CR), vibratory compactors (CB1.7 / CB1.8 / CB14), and generator sets (DE9.5E3) — matching original CAT 138-7454 12V 9T starter specifications for reliable engine cranking on Caterpillar’s small-displacement diesel engine platform
• 9 OEM Part Numbers Across CAT Standard, CAT Reman, and CA-Prefix Formats — Complete Caterpillar Small Engine Starter Coverage: Cross-references 9 CAT part numbers across standard CAT format (138-7454 / 340-8308), CA-prefix format (CA1387454 / CA3408308 / CA20R3887), continuous format (1387454 / 3408308), and CAT Reman 20R-prefix (20R-3887 / 20R3887) — covering all CAT dealer, CAT SIS parts system, and aftermarket catalog formats. The 20R-3887 Reman number confirms this is an established CAT starter with a full OEM remanufacturing programme
• CAT 301.5 / 301.7CR / 302 CR — Caterpillar’s Most Widely Used 1.5–2-Tonne Mini Excavator Platform in Urban Construction and Landscaping: The CAT 301.5, 301.7CR, and 302 CR are Caterpillar’s most compact hydraulic excavators — 1.5 to 2.0-tonne class mini excavators used extensively in urban construction, residential excavation, landscaping, utility trench digging, and confined-space earthworks where larger machines cannot access. Mini excavators in this size class are among the highest-utilisation machines in the compact equipment rental fleet market, with a large and growing installed base in North America, Europe, and Australia
• CAT CB1.7 / CB1.8 / CB14 Vibratory Compactors — Caterpillar’s Compact Utility Compaction Equipment for Road Repair and Small-Site Earthworks: The CAT CB1.7, CB1.8, and CB14 are Caterpillar’s compact vibratory utility compactors — used for asphalt and soil compaction in road repair, pavement patching, utility trench backfill compaction, and small-site earthworks. These machines are standard equipment in municipal road maintenance fleets, paving contractors, and utility infrastructure repair crews, where reliable starting is essential for daily productive operation
• CAT DE9.5E3 — Caterpillar’s 9.5 kVA Small Diesel Generator Set for Temporary Power and Standby Applications: The CAT DE9.5E3 is a compact 9.5 kVA diesel generator set used for temporary construction site power, standby power in remote locations, and small-scale backup power applications. Reliable starting is the most critical operational requirement for a standby generator — where starter failure can result in loss of power during the exact emergency or outage conditions the generator is installed to address
• Caterpillar — The World’s #1 Construction Equipment Brand and the Global Standard for Heavy Equipment Quality and Parts Support: Caterpillar (CAT) is the world’s largest construction equipment manufacturer and the most recognised brand in global heavy equipment — operating in over 190 countries with the most extensive dealer and parts support network in the industry. CAT OEM part numbers are the global benchmark for equipment parts identification — and the multi-format CAT numbering system (standard / CA-prefix / 20R Reman) ensures consistent parts identification across CAT’s global dealer network

📦 What's Included

• 1× Starter Motor 12V 9T — New Aftermarket (CAT 138-7454 / 340-8308)

🔑 Key Specs

• CAT OEM Part Numbers: 138-7454 / 1387454 / CA1387454 — 340-8308 / 3408308 / CA3408308
• CAT Reman Part Numbers: 20R-3887 / 20R3887 / CA20R3887
• Voltage: 12V — Teeth: 9T
• Compatible Engine: Caterpillar 3003 / 3011C / 3013C / 3014 / C1.1 small-displacement diesel
• Compatible Equipment: CAT 301.5 / 301.7CR / 302 CR mini excavators — CAT CB1.7 / CB1.8 / CB14 vibratory compactors — CAT DE9.5E3 generator set
• Application: Mini excavator / vibratory compactor / small generator set — urban construction / road repair / rental fleet / standby power
• Condition: New Aftermarket
• SKU: 138-7454

⚠️ Please verify your CAT machine model, serial number, and engine designation before purchasing. Note: 20R-3887 is the CAT Reman part number — this listing is for a new aftermarket replacement unit, not a remanufactured unit. Contact us if unsure — we are happy to confirm fitment for your Caterpillar 3003 / 3011C / C1.1 engine application.