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This bow bell mounts on one end of a 4" wide bow roller on your boat trailer to provide additional surface area for improved boat-to-roller contact. Yellow thermoplastic rubber outlasts traditional rubber and won't mark up your boat.
Features:
Specs:
Videos are provided as a guide only. Refer to manufacturer installation instructions and specs for complete information.
Today we are going to review part number YR400Y. This is a Yates bow bell for boat trailer rollers. This bow bell will mount on one end of a 4-inch wide bow roller on your boat trailer. It will provide additional surface area for improved boat-to-roller contact and prevent damage to your boat when loading and unloading. This part is constructed of TPR material, which is a thermal plastic rubber material. It is a non-marking, non-scratching material and it is stronger, more durable than your traditional rubber roller.
It is a softer, more pliant than the polyurethane. This part is made in the USA and I am going to do a few dimensions for you. We are going to measure the diameter at the attachment point where this attaches to the bow roller, and that will be 3-1/2 inches. And then the diameter of the widest point will be 5-1/4 inches. This bow bell is designed to mount on a 4-inch wide bow roller that has a half-inch diameter shaft.
And that should do it for part number YR400Y.
Ratings & Reviews
Exactly as ordered to replace a damaged roller and matches the color of my boat as an extra bonues.
Great customer service and quality prod ucts.
Its always a pleasure doing business with etrailer. Top of the line parts at extraordinary prices. Super fast delivery.
Great replacement parts for my boat trailer! Great service and quick shipment.
The Yates Bow Bell and Roller fit perfectly on my boat trailer bow. Easy installation.
Exact replacement I needed for a friends boat. Came on time and packed very well. But most importantly, it was affordable.
Product arrived as expected and I have no reason to believe these items won't give me years of trouble free service. Thanks etrailer, you are always so easy to work with.
I'm a newbie to the trailer world but the videos and support I have received from Etrailer has been a tremendous help. The deliveries were always on time. Excellent company!
Product looks great. Price was good. Service was extremely good. You can buy these items everywhere on the internet. What really counts is the service. Placed my order late Friday afternoon. Received conformation within 90 mins that order had shipped. Can't beat that. Thank you for excellent customer service.
Used as part of a crutch to support and raise the mast on a 25' sailboat. Worked well.
Ordered 2 bow bells for my Bass boat. Great price but one of them snaped while trailering the boat after just a couple months of use. The second bow bell is holding up great over a year later.
Rollers/bumpers work better than original and they do a better job at not marring the boat which was typical for the black rollers.
I was tired of the black smudges the original rollers were putting on the bow of my white-hulled boat. Quality product at a fair price with fast shipping.
Very satisfied with the quick product order and shipping information. The product /item prices and shipping cost were great for my requirements. Saved approximately 45%.
Has been on my trailer out in the sun for a year and still looks great!

Peter J.
8/29/2023
Still works great!
These bow roller bells worked great! etrailer was easy to work with and very fast on the shipping. Never had a bad experience with them. Thanks for the excellent service and quality products.
Just received my order but haven't had time to install anything yet. Bought a different boat and rebuilding the trailer. Have had nothing but good service from etrailer. Quick service and quality products will not be shopping for these type of parts any place else. Couldn't be happier with service received.
I was very pleased with the product. It replaced some old outdated and damaged parts for my boat. I did have a question on installation of the new product but I simply sent an email to etrailer and received a response back very quickly which I appreciated greatly. Good company to do business with
Always have been satisfied with etralier customer service. This product is as described. OEM replacement equal. Thanks!

Ricky H.
7/22/2019
Had to replace it again.
Excellent service and excellent shipping, ordered my boat trailer accessories on sunday and received my parts on Wednesday. I even got a personal phone call about parts on back order! I give 2 thumbs up to etrailer.com!
Boat bell seems to be good quality just installed it today shipping was good will let you know more when I use the boat

Frank
4/8/2023
Yates bow bell has been working just fine me no problems . Very good product

Frank
4/8/2023
Yates bow bell has been working just fine for me. Very good product
Nothing too technical about the part itself. A simple swap out of the old parts. Matched the dimensions of the OEM parts so the installation went smoothly. Deliver from etrailer was excellent and prompt. Will definitely continue doing business with etrailer! The best online vendor for providing installation videos and answering technical questions. Keep up the good work!
Good Rollers. Added these, along with other mods, to help keep the Bow on the OEM Keel Roller

Steve Q.
6/11/2022
Although I have had limited use of the Boat, the Bell Rollers which flank the Keel Roller has been working very well
I recently replaced my original black rubber bow bells and roller with these yellow parts. The original black parts constantly marked the bow. While I have not retrieved the boat yet with the new rollers, I am looking forward to a clean bow. Since I was replacing black Yates parts with yellow Yates parts I was able to reuse the shaft, nylon lock nut and end washers. Leave the nut a little loose so the roller can roll.
Works great on the boat trailer. No more scratches loading and unloading the Ranger Boat.

David
10/6/2025
Perfect
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Matt B.
4/20/2016
Still looks great and works exactly as designed after a year in the sun