Trim Sender Sensor 3-Wire – Fits Volvo Penta SX-M DP-S SP-SM (Replaces 3863007, 3849411, 3849413, 3855535)
Trim Sender Sensor 3-Wire – Fits Volvo Penta SX-M DP-S SP-SM (Replaces 3863007, 3849411, 3849413, 3855535) is backordered and will ship as soon as it is back in stock.
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Delivery and Shipping
Delivery and Shipping
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Trim Sender Sensor 3-Wire – Fits Volvo Penta SX-M DP-S SP-SM (Repla...
Trim Sender Sensor 3-Wire – Fits Volvo Penta SX-M DP-S SP-SM (Replaces 3863007, 3849411, 3849413, 3855535) is backordered and will ship as soon as it is back in stock.
Product Details
This Trim Sender Sensor 3-Wire is engineered for Volvo Penta SX-M, DP-S, and SP-SM transom assemblies equipped with 3-wire sending units. It provides accurate position feedback to your trim gauge, ensuring precise control and monitoring of your drive system.
This aftermarket replacement directly interchanges with Volvo Penta OEM part numbers 3863007, 3849411, 3849413, and 3855535.
- 3-wire configuration for compatible Volvo Penta drive systems
- Designed for transom-mounted installation on SX-M, DP-S, and SP-SM assemblies
- Drop-in replacement for factory position sensors
Part Number Matrix
Use this matrix to confirm equivalent references across OEM and aftermarket.
| Brand | Part Number |
|---|---|
| Volvo Penta | 3863007 |
| Volvo Penta | 3855535 |
| Volvo Penta | 3849413 |
| Volvo Penta | 3849411 |
Engine & Model Compatibility
Confirm your engine model/year in the table below.
| Brand | Model | OEM Part No. |
|---|---|---|
| Volvo Penta | SX-M | 3863007, 3849411, 3849413, 3855535 |
| Volvo Penta | DP-S | 3863007, 3849411, 3849413, 3855535 |
| Volvo Penta | SP-SM | 3863007, 3849411, 3849413, 3855535 |
Technical Specs
- Wire Configuration
- 3-Wire
- Application
- Trim position feedback sensor
- Compatible Systems
- Volvo Penta SX-M, DP-S, SP-SM transom assemblies
What's in the Box
- 1 Piece Trim Sender Sensor (3-Wire)
Installation Notes
- Disconnect the negative battery terminal to prevent electrical shorts.
- Access the transom assembly and locate the existing trim sender sensor.
- Disconnect the 3-wire connector from the original sensor.
- Remove mounting hardware securing the old sensor to the transom assembly.
- Position the new sensor in the same mounting location, aligning all mounting holes.
- Secure with original or replacement hardware, torquing to manufacturer specifications.
- Reconnect the 3-wire harness connector, ensuring a firm, weatherproof connection.
- Reconnect the battery and test trim operation and gauge response before returning to service.
Troubleshooting & FAQ
How do I know if my trim sender is failing?
Common symptoms include erratic trim gauge readings, gauge stuck at one position regardless of trim movement, or complete loss of trim indication. Electrical continuity testing can confirm sensor failure.
Is this compatible with all Volvo Penta drives?
No, this sensor is designed specifically for SX-M, DP-S, and SP-SM transom assemblies with 3-wire sending units. Verify your drive model and wiring configuration before ordering.
Can I install this myself?
Installation requires access to the transom assembly, basic hand tools, and familiarity with marine electrical systems. Professional installation is recommended if you're not comfortable working with drive components.
Will this require calibration after installation?
Most systems self-calibrate once the trim is cycled through its full range. Consult your engine manual if your gauge does not display correctly after installation.
What causes trim senders to fail?
Common causes include corrosion from saltwater exposure, vibration damage, connector moisture intrusion, and normal wear over time. Regular inspection and maintenance help extend sensor life.
OEM vs. Aftermarket?
This listing is an aftermarket replacement (not OEM). Built to OEM-level specifications with comparable materials. Manufactured in an ISO 9002 facility, batch-inspected for consistency.
Shipping speed & cost
We ship worldwide quickly—typical transit 5–15 days. Standard shipping is free; expedited options appear at checkout where available.
Warranty & returns
Covered by a 1-year warranty against manufacturing defects under normal use. If issues arise, contact support with your order details. Returns are accepted within our standard window (unused & in original condition). See our policy page or reach out for instructions.
Safety & Important Info
- Verify images/specifications against your original part. If anything differs—even if your model appears compatible—do not purchase.
- This is an aftermarket replacement, not an OEM component.
- Professional installation is recommended for safety and performance.
About Sea Sierra
- Pro-Grade Standards — We supply marine parts engineered to OEM-level tolerances and tested for real-world conditions.
- Fast Global Fulfillment — Free standard delivery to most regions in 5–15 days.
- Manufacturer-Direct Value — Fair pricing without compromising on materials or QC.
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