1987 Volvo 740 Series Trailer Hitch

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…

While we may have an option for you, we do not have the exact specs on your Allis grease seal part number 5013 29772. However, with the…

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I agree it is the right time to upgrade to a Lithium charger/converter as not all are Lithium compatible. I recommend using the Progressive Dynamics Mighty Mini AC/DC Panel and Converter/Smart Charger - 60 Amp #PD4060K which is a replacement for…

If your old axles have a 5 bolt brake flange the assemblies like Dexter Electric Trailer Brake Assembly -…

If your current springs have 5 leaves then going to a 7 leaf spring will increase the height of the trailer a little and make the trailer more susceptible to sway. Regarding capacity if you go with springs rated higher than what is required it will…

Since you have a wheelbase/axle spacing of 38 inches the correct hanger kit for slipper springs would be the part #HAP-105-205-01. And then for a 7k trailer axle the u-bolt kit…

A TCM double-lip grease seal number 127194 has an inner diameter of 1.274-inches and an outer diameter of 1.983-inches according to my research. The available grease seal nearest to those dimensions that we offer is part #RG06-010, which is a…

Thank you for purchasing from etrailer! You did a great job selecting compatible parts. When using Leaf Springs #e64SR with the #AP233 Equalizer Kit and the #H248 Hanger Kit, there should be…

The old version of the #HBA-CAM used 4 wires, but the product was updated awhile back and now uses only two wires as shown in the photo on the product description page. The white wire from the HBA-CAM would tap into the white ground wire and the…

The AL-KO trailer hub part number 8700 that you have is a 3,500 lb trailer hub/drum with a 5 on 4-1/2 inch bolt pattern. Based on that the #AKHD-545-35-EZ-K is the correct fit and would work great.