Boat Trailer Roller Assembly – Fits GlückMarine & Tie Down 3"-4" Bow Stops (Replaces 86287)
Boat Trailer Roller Assembly – Fits GlückMarine & Tie Down 3"-4" Bow Stops (Replaces 86287) 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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Boat Trailer Roller Assembly – Fits GlückMarine & Tie Down 3&qu...
Boat Trailer Roller Assembly – Fits GlückMarine & Tie Down 3"-4" Bow Stops (Replaces 86287) is backordered and will ship as soon as it is back in stock.
Product Details
This is a polyurethane/PVC Boat Trailer Roller Assembly with 1/2" Shaft, designed for boat trailer bow stop applications. Available in 3" and 4" roller widths, these durable, non-marking rollers are engineered to fit trailers using a 1/2" mounting shaft, providing a smooth and supportive surface to guide your boat's bow during loading and retrieval.
This assembly is a direct replacement for Tie Down model 86287 and GlückMarine 5" × 3" & 7" × 4" Bow Stop Roller Assemblies.
- Installs directly onto a standard 1/2" diameter bow stop shaft.
- Constructed from durable, non-marking PVC/TPU materials to protect your boat's finish.
- Available in multiple sizes to match your trailer's original hardware.
Part Number Matrix
Use this matrix to confirm equivalent references across different brands.
| Brand | Model | Size | Shaft Size | OEM Part No. | Notes |
|---|---|---|---|---|---|
| Tie Down | C-Bow Stop | 3" | 1/2" | 86285 | Amber PVC material |
| Tie Down | Bow Roller | 4" | 1/2" | 86287 | Bright Yellow PVC Roller |
| GlückMarine | Bow Stop | 5" × 3" | 1/2" | Small configuration, includes bell ends | |
| GlückMarine | Bow Stop | 7" × 4" | 1/2" | Large configuration, includes bell ends |
Technical Specs
- Product Type
- Boat Trailer Bow Roller
- Installation
- Direct mounting with 1/2" shaft
- Connection
- 1/2" diameter mounting hole
- Housing Material
- PVC/TPU (Thermoplastic Polyurethane Elastomer)
- Housing Color
- Yellow/Blue (varies by brand/model)
- Dimensions
- 3" model: 5.75" × 3.25" × 2.75" (length × height × width)
- Weight
- 0.52 lbs (0.24 kg) for Tie Down 86285
- Fitting Type
- Bow Stop
- Thread Size
- 1/2"
- Other Technical Attributes
- GlückMarine small model: Overall dimension with bells 5.1" × 4.2" diameter, inner roller 3" × 2.9" diameter
GlückMarine large model: Overall dimension with bells 7.4" × 5.2" diameter, inner roller 4" × 3.5" diameter
What’s in the Box
- 1 × Bow Roller
Installation Notes
- Secure your boat trailer on level ground and chock the wheels to prevent movement. Ensure the trailer is disconnected from the tow vehicle.
- Loosen and remove the nuts and washers from the end of the bow roller shaft.
- Slide the shaft out of the bow stop bracket, carefully removing the old roller.
- Clean any dirt or corrosion from the shaft and bracket assembly.
- Slide the new bow roller onto the shaft, ensuring it is centered in the bracket.
- Reinsert the shaft through the bracket and secure it with the original washers and nuts.
- Tighten the hardware firmly, but allow the roller to spin freely.
- Check alignment with your boat's bow to ensure it will center correctly during loading.
Troubleshooting & FAQ
How do I choose between the 3" and 4" roller sizes?
Measure the inside width of your trailer's bow stop bracket. The roller width should match this measurement to ensure a snug fit without excessive side-to-side movement. The overall dimensions, including bells, are wider than the roller itself.
What's the difference between the yellow and blue rollers?
The color typically indicates the manufacturer and material. Tie Down models often use yellow PVC, while GlückMarine models may use blue TPU. Both are durable, non-marking materials designed to protect your hull, with TPU offering excellent abrasion and UV resistance.
Do these rollers include the 1/2" shaft and mounting hardware?
No, this listing includes the roller only. You will need to reuse your existing 1/2" shaft, nuts, and washers. If your hardware is corroded or damaged, it should be replaced separately.
What are the "bells" on the GlückMarine models?
The bell ends are integrated, flared guides on the roller that help center the boat's bow as it makes contact with the trailer during retrieval, making loading easier and safer.
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 vs 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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