Difference Between Optronics Lights AL90RB and AL91RB

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Question:

Good morning, whats the difference between AL-90RB vs AL-91RB lights? Thank You

asked by: Jakub K

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Expert Reply:

The Optronics FLEET Count Mini Thinline Sealed LED Marker/Clearance Light # AL90RB has a single LED element while the similar Thinline LED Clearance and Side Marker Light # AL91RB has three LEDs for brighter output and it is submersible.

Both can mount using either grommet # A91GB or bracket # A91BOB.

expert reply by: Adam R

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Answer 1

The Optronics Clearance/Side Marker Light, part #AL91RB, will mount in the rubber grommets that your Grote 4641 lights are installed in. I looked it up in the industry cross reference for lighting and it listed the #AL91RB light as fitting in your…

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Answer 2

The Sway Bracket Jackets for Equal-i-zer Weight Distribution Systems #EQ95-01-5150 are only designed for use with the Equal-i-zer systems such as the Equal-i-zer Weight #EQ37100ET and should not be used with your Curt TruTrack Weight Distribution…

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Answer 3

We do have what you need to replace the UFP HD-1377-10 hub and drum as well as add hydraulic brakes for your boat trailer. Here are the exact parts you will need: - Dexter Trailer Hub and Drum Assembly #84546UC3 - Hydraulic Trailer Brake Kit -…

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Answer 4

The replacement I recommend for an Atwood Surge Brake Actuator 85778 is the Demco Hydraulic Brake Actuator part #DM62VR. It has the same ball size, offers a bolt-on install, and has a greater capacity. The only difference is it has an electric…

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Answer 5

The manual lockout on your Atwood 85778 surge brake coupler is there so that you can back up the trailer without the brakes locking up on you. Yes you can safely tow your trailer with the broken manual lockout, you just have to make sure you…

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Answer 6

The length is good on the EZ Flex system #K71-653-00 but the height may be different depending on where you are measuring that 4-3/4 inches. On the EZ Flex the distance from the center of the mounting hole to the center line between the 2 bottom…

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Answer 7

I believe what you are looking for is actually the part #BD0287690300. This coupler tube is 4-1/2 inches in overall diameter and is designed to have set screws secure it in place to the outer tube. I can't recommend the B and W you mentioned for…

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Answer 8

It is normal to have continuity between the brake(blue) wire and ground(white) wire. The electric trailer brake is an electromagnet when it has power it attracts to the steel inside the hub/drum. If you are having issues with your trailer brakes…

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Answer 9

The reason the 7-Pole and 4-Pole Trailer Connector Sockets #HM40975-11998 has more wires than the 4-pin is because this part is used for a 7-way and 4-way. We can help accomplish your goal but first you would first need to add 4-way #HM43354. From…

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Answer 10

Thank you for providing the specs for the suspension components that you already have. Correct hanger spacing really depends on the components being used such as springs, hangers and equalizers. Most of the hanger spacing dimensions that we have are…

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Answer 11

I went out to the warehouse and found that the thread of the bolts in the Hardware Kit #DM6166 you referenced is about 1-3/4" long while the overall length of the bolts is 2-1/8" which you can see in the attached photo.

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Difference Between Optronics Lights AL90RB and AL91RB

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