1989 GMC Suburban Trailer Wiring
1989 GMC Suburban Brake Controller
1989 GMC Suburban Towing Mirrors
1989 GMC Suburban Roof Rack
1989 GMC Suburban Suspension Enhancement
1989 GMC Suburban Transmission Cooler
1989 GMC Suburban Tire Chains
1989 GMC Suburban Fluid Filters
1989 GMC Suburban Catalytic Converters
1989 GMC Suburban Vehicle Snow Plows
1989 GMC Suburban Vehicle Engine Heaters
1989 GMC Suburban Off Road Lights
1989 GMC Suburban Radiator Fan
1989 GMC Suburban Floor Mats
1989 GMC Suburban Nerf Bars - Running Boards
1989 GMC Suburban Mud Flaps
1989 GMC Suburban Replacement Mirrors
1989 GMC Suburban Windshield Wiper Blades
1989 GMC Suburban Vehicle Air Mattress
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Help Articles
Expert Answers
The difference between the Class II and Class III hitches has to do with their Gross Trailer Weight (GTW), their Tongue Weight (TW), and their Hitch Receiver Size. Class II trailer hitch receivers have a 1-1/4 inch receiver and can be rated up to…
A 4-Way trailer connector has the basic lighting functions only; running lights, left turn signal and brake lights, right turn signal and brake lights, and ground. A 7-Way has these functions and a 12 volt circuit, a circuit for electric trailer…
You will have to go with a sliding hitch to allow the trailer to make tight turns. For a trailer 8 feet wide the only bed length that's going to allow…
Hey David, from previous customers of ours who have the same 2020 Keystone Raptor 424 we have determined that your pin box style is the Lippert 1621 which means for a Gen-Y gooseneck adapter…
In order to determine the torque rating for the lug nuts on your trailer you will need to know check out the chart I attached that shows all of the torque specs for all the trailer lugs available based on stud size, wheel material and wheel size.
The OEM prep package consists of 4 "pucks" in the bed of…
When it comes to choosing between the Blue Ox Patriot #BLU37TR and the Brake Buddy Select 3 #HM39524, these systems are extremely similar in their setup and functionality. Both of these systems provide proportional braking in a compact and easy to…
Lance does have a proprietary plug, but many customers see a standard 6-way or 7-way round and notice it doesn't fit their factory 7-way as well.…
The difference between an load range C and load range D tire in the same size is the capacity and psi rating. The two tires will still have the same dimensions and fit on the same wheel. The D rated tire has a higher capacity. For a ST175/80D13…
Choosing the right height setting for your 5th wheel hitch is a combination of a few different variables. First of all you want your towing setup to be as level as possible. With your Montana High Country 340BH level you will want to measure from…
Great question, Jeff! When the Rota-Flex first came out it renovated what a pin box could do and be, but at this point in time that technology is a little more dated and the Gen-Y Hitch Shock Absorbing 5th Wheel Pin Box #325-GH-8040 is the…
Hey Richard, thanks for reaching out! The Dexter DX7.5 Drop-N-Go Brake Actuator #099-175-00 is a great option for a replacement actuator because it's a…
