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Replacement Part 3T8950 Starter Motor for Caterpillar, New

3T8950 Starter Motor for Caterpillar

Part Name: 3T8950 Starter Motor

Part Number: 3T8950

Part no.3T8950 Starter Motor MaterialIron
TypeStarter MotorVoltage24V 
CompatibilityCaterpillar machines Transport PackageWooden Box
TrademarkDIRON OriginLuoyang City
HS Code8484314999 Production Capacity5000PCS/Year
3T8950 Starter Motor for Caterpillar
  • Item Model:3T8950
  • Date First Listed:2025/11/17
  • Manufacturer:Diron Parts
  • Part Number:3T8950
  • Part Type:Starter Motor
  • Compatible Equipment:Compatible with specific Caterpillar machines
3T8950 MOTOR
3T8950 MOTOR

The 3T8950 aftermarket starter motor is a premium-quality, direct-replacement starting motor engineered to meet or exceed OEM specifications for Caterpillar® heavy equipment and industrial engines. Built with high-grade components and rigorous quality control, this starter delivers powerful cranking performance, excellent cold-start capability, and long service life even in the harshest working environments.

100% brand-new construction means no core return or exchange is required, making installation quick and hassle-free.

Key Features

  • Direct bolt-on replacement – fits exactly like the original
  • Brand-new unit (no core charge)
  • Heavy-duty solenoid with copper contacts for reliable engagement
  • High-torque, high-efficiency electric motor
  • Heat-treated armature and field coils
  • Sealed nose housing for superior protection against dust and moisture
  • Precision-assembled and dynamically tested at the factory
  • Includes mounting bolts and gasket where applicable

Compatibility (including but not limited to)

  • Caterpillar® Engine Models: 3406, 3406B, 3406C, 3408, 3412, D346, D348, D349 (various arrangements)
  • Caterpillar® Machine Models: D8L, D9L, D9N, 988B, 988F, 631E, 633E, 637E, 657E, 824C, 826C, 834B, 836, 16G, 245, 245B, 627E, 627F, 785, 789 trucks and numerous industrial, marine, and power-generation applications

Note: Always confirm compatibility using your engine arrangement number or serial prefix before purchase.

Technical Specifications

  • Part Number: 3T8950
  • Cross Reference: 0R5217, 0R4317, 3T2647, 3T8949, 7C3370, 104-7040, 207-1553
  • Voltage: 24V
  • Rotation: Clockwise
  • Teeth: 11
  • Power: 7.5–10 kW (depending on exact variant)
  • Condition: 100% Brand New
  • Warranty: 12 months unlimited mileage (commercial applications) / 24 months (off-highway/non-commercial)

Important Note:

  • We only provide replacement products intended for aftermarket use in the Caterpillar machinery listed above. The brand name Caterpillar is used solely as reference information to indicate compatibility and does not imply that our products are OEM.
  • Note: While this description provides general information, specific details such as size, weight and exact material may vary by manufacturer and specific application. To obtain the most accurate and up-to-date information, it is recommended to consult a qualified parts supplier such as DIRON PARTS.

Q1. What is your terms of packing?

A: Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.

Q2. What is your terms of payment?

A: T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.

Q3. What is your terms of delivery?

A: FOB

Q4. How about your delivery time?

A: Generally, it will take 20 to 30 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.

Q5. Can you produce according to the samples?

A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

Q6. What is your sample policy?

A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.

Q7. Do you test all your goods before delivery?

A: Yes, we have 100% test before delivery

Q8: How do you make our business long-term and good relationship?

A:1. We keep good quality and competitive price to ensure our customers benefit ;
   2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from

  • Factory OF DIRON

Diron Parts Group Have Its Own Factory Ensure That We Offer Better Price For Customers. Besides, Diron Corporate With Some Reliable Principal Manufacturers, So Diron Also Supply Customer Other Quality Spare Parts.

  • Team OF DIRON

With 18 years of manufacturing and exporting experience, Diron has a team of knowledgeable engineers, inspectors and technical workers, sales staff, after-sales personnel.

  • Products OF DIRON

As a distributor, we supply parts covers for :Complete engines, Long block, Short block, Engine spare parts, Electricla products, Hydraulic products, Transmission products, Undercarridge products.Among them, Cylinder head, Cylinder block, Spacer-plate, Bushing & Pin are our best-selling products.



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