OVERVIEW
The Drag Specialties Oil Pressure Sensor is a high-accuracy direct replacement engineered to restore reliable engine monitoring on Harley-Davidson Touring motorcycles. Constructed with a rugged, vibration-resistant housing, this electrical sending unit accurately transmits critical oil pressure data to your dashboard gauge and warning indicators.
ENGINEERING & PERFORMANCE
Precision-calibrated internal components deliver consistent voltage feedback across all operating temperatures, ensuring your oil pressure readings remain stable during extended highway cruising or heavy load conditions. The reinforced housing seals out moisture and withstands persistent framework vibration, preventing the signal degradation common in aging factory units. Designed as an exact OE-style swap, it matches the original thread pitch and factory connector layout so gauges receive immediate, uninterrupted data after installation.
KEY FEATURES
- Electrical sending unit for real-time oil pressure monitoring
- Precision-calibrated for accurate gauge and warning light operation
- Durable, vibration-resistant internal components and protective housing
- Direct OE-style replacement for Harley part number 74438‑99A
- Plug-and-play installation using the factory connector and thread pitch
- Built specifically for Harley-Davidson Touring platform maintenance and rebuilding
- Made in Taiwan under controlled manufacturing standards
TECHNICAL SPECIFICATIONS
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Brand: Drag Specialties
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Part Name: Oil Pressure Sensor / Sending Unit
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Part Type: Electrical
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Material: Rugged housing with vibration-resistant internals
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Supported Years: 1999–2016
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Compatible Trims: FLHT, FLHR, FLTR series (including CVO and Trike variants)
FITMENT
- Harley Touring (1999–2016)
WHY HARLEY RIDERS CHOOSE THIS
Harley touring owners rely on this sensor because it replaces failing factory units with a component that maintains steady signal accuracy under extreme heat and prolonged road vibration. The robust housing design prevents internal degradation while preserving the exact voltage output that modern fuel injection systems and analog oil gauges depend on for safe engine management. By returning immediate, trustworthy pressure data, it eliminates false dashboard warnings and protects high-mileage powerplants during long-distance travel. This straightforward mechanical upgrade delivers dependable maintenance peace of mind without requiring custom wiring or specialized diagnostic tools.