Description
MODEL 2 CHECK VALVE KIT (EARLY STYLE)
PART NUMBER(S):
Fleet Products: 287298-G3
OE: 287298-G3
DESCRIPTION:
Model: Haldex Model 2 Air Dryer (Early Style)
Engines: Compatible with engines equipped with Model 2 dryers (e.g., Mack V8)
Vehicles: Trucks, trailers, and buses equipped with early style Haldex Model 2 air dryers
• Function: One-way check valve; prevents reverse airflow
• Kit Contents: Valve body, seals, and hardware (inferred)
• Mounting Style: Direct replacement on early-style Model 2 dryers (286934X, 286936X)
Applications:
Engineered to restore function to early-style Haldex Model 2 air dryers by replacing the internal check valve assembly. Prevents backflow in dual-circuit systems and maintains air brake integrity on heavy-duty trucks, trailers, and buses.
CROSS-REFERENCE(S):
287298-G3, 286934X, 286936X, 287298X
A cross-reference listing means the listed part numbers function as direct or near-direct equivalents in form and fit.
IMPORTANT INSTALLATION NOTES:
✔ Depressurize the air system fully before removing or installing components.
✔ Confirm kit compatibility with early-style Model 2 air dryers only. Application: 286934X, 286936X
✔ Install according to Haldex procedures for proper sealing and operation.
✔ Replace seals and components as a complete unit—do not reuse old check valve parts.
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