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Eaton 10004216 Inertia Brake Housing | Endurant HD OEM
Eaton 10004216 Inertia Brake Housing (original Non-Hard Lock design) for Endurant HD transmissions built before November 18, 2022. Direct OEM replacement for EEO-17F112C & EEO-18F112C (SN < Z0278934). Included in the K-4491 kit. Pairs with 10004215 cover. Global shipping & lifetime warranty. Get your quote today!
Product Details
Eaton 10004216 Inertia Brake Housing – Endurant HD OEM (Non-Hard Lock Design)
Factory-direct OEM replacement part for Eaton Cummins Endurant HD automated transmissions built before November 18, 2022. The 10004216 is the original Non-Hard Lock Inertia Brake Housing, designed for reliable inertia brake performance in high-mileage heavy-duty applications. This is the correct service part for older Endurant HD units (Serial Number < ~Z0278934).
Why Choose the Eaton 10004216 Inertia Brake Housing?
- Original OEM Non-Hard Lock design – exact factory specification
- Integrated mounting for inertia brake components with proven sealing
- High-strength die-cast aluminum construction
- Perfect fit for pre-2022 Endurant HD transmissions
- Direct replacement – installs in under 90 minutes
- 28 years of OEM-level manufacturing experience at Volgen Power
Technical Specifications
| Parameter | Specification |
|---|---|
| OEM Part Number | 10004216 |
| Design | Non-Hard Lock Inertia Brake Housing (original) |
| Material | High-strength die-cast aluminum |
| Cap Screws Required | 6 × M8×1.25×70 (P/N 10001813-MP6) |
| Included in Kit | K-4491 Clutch Housing Front Cover Kit |
| Rear Seal | 10001049 (Inertia Brake Housing Seal) |
Vehicle & Transmission Compatibility
Designed exclusively for Eaton Endurant HD Series (pre-2022 builds):
| Transmission Models | Application Notes |
|---|---|
| EEO-17F112C / EEO-17F112C-XD | 17-speed Endurant HD (SN < Z0278934) |
| EEO-18F112C | 18-speed Endurant HD (SN < Z0278934) |
Popular Applications: Freightliner Cascadia, Peterbilt 579/567, Kenworth T680, International LT – paired with Cummins X15 engines (pre-2022 production).
Important Compatibility Note: This 10004216 is the original Non-Hard Lock version. It pairs with the older 10004215 Upper Countershaft Cover. For transmissions built on or after November 18, 2022 (SN ≥ Z0278934), or to upgrade older units for improved bearing stability, use the new Hard Lock version A-10004579 + K-4652 Countershaft Bearing Kit.
Installation Highlights
Side-cover access only – no full disassembly required. Always replace the inertia brake housing rear seal (P/N 10001049) and torque cap screws to the manufacturer’s specification. Total service time: approximately 90 minutes. Install as part of the K-4491 kit for best results.
Why Buy from Volgen Power?
- 100% genuine OEM specification – CNC machined and pressure-tested
- Factory direct pricing – up to 40% lower than dealerships
- Lifetime warranty on all transmission components
- Fast global shipping from China + USA warehouse stock
- Trusted by fleets in 70+ countries since 1996
- Full technical support & upgrade guidance to Hard Lock design
Frequently Asked Questions
What is the difference between Eaton 10004216 and A-10004579?
10004216 is the original Non-Hard Lock Inertia Brake Housing for transmissions built before November 18, 2022. A-10004579 is the updated Hard Lock version with improved axial stability. Upgrade requires the K-4652 Countershaft Bearing Kit.
Is 10004216 compatible with newer Endurant HD transmissions?
No – newer units (SN ≥ Z0278934) require the Hard Lock version A-10004579.
Which upper countershaft cover does it pair with?
It pairs with the older Non-Hard Lock cover 10004215. For Hard Lock upgrade, use A-10004580.
Do you offer the complete K-4491 kit?
Yes – this 10004216 Inertia Brake Housing is included in the K-4491 Clutch Housing Front Cover Kit, along with the 10004215 cover and all necessary seals.
What is your warranty on this part?
Lifetime warranty against manufacturing defects when installed correctly.
Need the Hard Lock upgrade instead?
VIEW A-10004579 HARD LOCK VERSION →
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