Crankshaft Rear Main Seal Installer – For John Deere Servicegard 4045, 6076, 6081, 6466 (7.6L / 8.1L)
Replaces JDG476, JT30040B, ST‑198 – Forged steel construction – Black oxide finish – Installs Teflon seal & wear sleeve simultaneously – No dial indicator needed
📌 Important Tips Before Purchasing
- Verify your engine model (John Deere 4045, 6076, 6081, 6466 or 6‑404 / 6‑466 series) before ordering.
- Professional installation is recommended (no instructions included).
- If you are uncertain about compatibility, please contact us with your engine serial number.
📋 Specifications
| Condition | 100% Brand New |
| Tool Type | Crankshaft Rear Main Seal Installer |
| Replaces Part Numbers | JDG476, JT30040B, ST‑198 |
| Material | High standard forged steel – black oxide finish (rust & corrosion resistant) |
| Application | John Deere 4045, 6076, 6081, 6466 (7.6L / 8.1L) – Also fits 6‑404 & 6‑466 engines |
| Function | Install Teflon unitized seal & wear sleeve simultaneously on rear crankshaft flange |
| Design Benefit | Driver acts as pilot – no dial indicator needed for alignment |
🚗 Compatibility – For John Deere Engines & Equipment
- Tractors: 4000, 4010, 4020, 4040, 4230, 4240, 4250, 4320, 4430, 4440, 4450, 4520, 4620, 4630, 4640, 4650, 4840, 4850, 6076, 6081, 6466, 7020, 8430, 8440, 8450
- Combines: 6600, 6602, 6620, 6622, 7700, 7720, 7722, 8820
- Engines: 6‑404, 6‑466, 4045, 6076, 6081, 6466 (7.6L / 8.1L)
⭐ Features & Benefits
- Precision Function: Installs both the Teflon unitized seal and the wear sleeve onto the engine rear crankshaft flange in a single operation – saves time and ensures correct alignment.
- Superior Quality Construction: Made from high‑standard forged steel – provides exceptional strength, durability, and longevity. Black oxide finish resists rust and corrosion; tool will not wear or deform under normal use.
- User‑Friendly Design: The driver acts as a pilot to install the rear oil seal directly into the housing – eliminates the need for a dial indicator to measure alignment, reducing setup time and errors.
- OEM Equivalent: Replaces John Deere Servicegard part numbers JDG476, JT30040B, and ST‑198 – direct fit for factory service procedures.
📦 Package Includes
- 1 x Crankshaft Rear Main Seal Installer (as shown in pictures)
🤝 Customer Service
If you have any questions about compatibility or installation, please contact us before leaving feedback. We are committed to fast, helpful support to ensure your satisfaction.
Note: Professional installation is strongly recommended. This tool is designed for engine overhaul and seal replacement; always verify your engine model before ordering.