Wiring Harness for Caterpillar CAT 120K2 | Also Fits 950H 329, 140H, 140K2 C7
Product Specifications
| Brand | Compatible Model(s) | OEM Part Number | GCO Code | Part Type | Availability |
|---|---|---|---|---|---|
| Caterpillar (CAT) | CAT 120K2/950H 329/140H/140K2 C7 | 5201511 / 2225917 | A33.244 | WIRING HARNESS | ✓ In Stock |
Product Description
OEM Part Numbers: 5201511 / 2225917
Machine Compatibility
| Machine Model | Type | Part Number |
|---|---|---|
| CAT 120K2 | Hydraulic Excavator | 5201511 |
| 950H 329 | Hydraulic Excavator | 2225917 |
| 140H | 5201511 / 2225917 | |
| 140K2 C7 | 5201511 / 2225917 |
This is a quality aftermarket replacement for CAT 120K2 — same fitment and performance as OEM at a better price point. Need the genuine factory-certified part? View OEM listing →
Designed for the CAT 120K2/950H 329/140H/140K2 C7, the 5201511 wiring harness injector cat 120k2/950h 329/140h/140k2 c7 delivers metered fuel at the correct pressure and timing for efficient combustion — critical for engine power, economy, and emissions compliance. A worn or clogged injector causes incomplete combustion, leading to power loss, excessive smoke, high fuel consumption, and long-term engine damage. Manufactured to OEM reference 5201511 for accurate installation on the CAT 120K2/950H 329/140H/140K2 C7 with correct spray pattern and fuel delivery restored.
Key Features:
- Complete Combustion: Ensures full fuel burn in every cycle for maximum power output and minimal exhaust emissions.
- OEM Grade Fitment: Built to reference 5201511 for compatible, accurate installation on the CAT 120K2/950H 329/140H/140K2 C7.
- Fuel Efficiency Recovery: Restores OEM fuel consumption rates by eliminating incomplete combustion from worn injection components.
The 5201511 wiring harness injector cat 120k2/950h 329/140h/140k2 c7 is a precision injection component for restoring full combustion efficiency and engine performance on the CAT 120K2/950H 329/140H/140K2 C7.
What Does This Wiring Harness Do?
A bundled assembly of insulated electrical cables that carries power and communication signals between the ECU, sensors, solenoids, switches, and all other machine systems. Acts as the complete electrical nervous system of the machine.
Possible Wiring Harness Problem Symptoms
If your machine is showing any of the following, a faulty wiring harness may be the cause:
- Multiple unrelated fault codes appearing simultaneously on the monitor
- Intermittent electrical failures that come and go without a clear pattern
- Short circuit or repeatedly blown fuse in a specific circuit
- Sensor or actuator not responding despite the component itself being functional
Why Buy From GCO Products?
Gautam & Company has been supplying earthmoving machinery spare parts since 1999. Here is why contractors, fleet operators, and dealers across India trust us.
Over 27 years of experience in the earthmoving parts industry.
Our team helps you confirm the right part before you order.
Proper GST invoices on every order for your accounting needs.
Fast dispatch from Jalandhar to all states across India.
Volume pricing available for fleet owners, dealers and distributors.
Both genuine OEM and quality aftermarket options available.
How to Confirm Compatibility
To ensure this part is the correct fit for your machine, have the following ready when you contact us:
- 1Machine Model & Year
E.g. Komatsu PC200-8, CAT 320D, JCB JS205 — include the model suffix if known.
- 2Machine Serial Number
Found on the machine's chassis plate. Helps confirm the exact production variant.
- 3OEM Part Number
From your parts manual, the old part itself, or the machine's service documentation.
Not sure if this part fits your machine?
WhatsApp Us to Confirm Typically replies within a few hoursDisclaimer: This is an aftermarket replacement part supplied by GCO Products (Gautam & Company) and is not manufactured by, affiliated with, or endorsed by the original equipment manufacturer (OEM). All brand names, model numbers, and OEM part numbers referenced on this page are used solely for the purpose of identifying compatibility and describing the application of this part. All trademarks, registered marks, and brand identifiers remain the exclusive property of their respective owners. GCO Products claims no association with, sponsorship by, or endorsement by any OEM brand mentioned herein.
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