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Expert Answers about GMC P Series


  • Complete Air Suspension Setup For 1984 GMC P30
  • I recommend going with Air Lift LoadLifter 5000 Ultimate Air Helper Springs with Internal Jounce Bumpers # AL88203 for your rear axle. This kit is confirmed to fit your 1984 P30. These air springs have built-in jounce springs so that you get the adjustability of air bags but also the comfort of jounce springs. Another nice way to look at it is that you will have a fail-safe backup plan if the air bags lose pressure in some unfortunate event. For a compressor I recommend Air Lift WirelessAIR...
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  • Air Suspension Enhancement Recommendation for a 1999 GMC P30 Motorhome
  • The Air Lift Air Spring Kit part # AL81560 that you referenced has been confirmed as a fit for your 1999 GMC P30 motorhome for the front axle. For the rear axle you would want the part # AL57203. I attached a set of installation instructions for the part # AL57203, but for the # AL81560 I attached pictures of the install sheets for you to check out.
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  • Recommended Trailer Hitch for 1995 GMC P3500
  • I do have a great option for you, however the Draw-Tite Max-E-Loader Trailer Hitch Receiver # 41121 isn't going to fit your 1995 GMC P3500. This particular hitch is designed for certain model years of the Chevy and GMC full size van and it's not going to line up to the frame rails of your P3500. There isn't a similar custom hitch available for your vehicle so your best option is to go with a universal weld-on unit like the Draw-Tite # 41990 paired with the 7" # 4907 or 16" # 4916 Weld-On...
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  • Softening the Ride of an RV on a 1988 GMC P30 Chassis
  • Timbren springs do have the reputation for creating a stiffer ride. The best solution to soften up the ride is to use air bags. For the front axle on your 1988 GMC P30 chassis you can use # AL81560. For the rear use # AL57203 (Note: Designed for vehicles with a GVWR less than 14,500 lbs.) Then you could add a dual path compressor system, # AL25856, so you can adjust the air pressure from the comfort of the vehicle cab. A dual path would be needed since the front and rear air bags have...
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  • Recommended Wiper Blades For A 1988 GMC P-3500
  • For a 1988 GMC P-3500 RV, I show that you will need two 16" blades. For you I recommend the Rain-X Latitude Windshield Wiper Blade # RX5079274-2. These are very solid graphite-coated rubber blades, with the Rain-X water repellant coating.
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  • How To Improve Ride Quality On 1984 Winnebago Chieftain
  • The Timbren Front Suspension Enhancement System part # TGMFP30W which is a fit for a 1984 Winnebago Chieftain is mostly for support but can also be used to help produce a more comfortable ride by absorbing road shock and improving roll stability per Timbren. There is also a kit for the rear, the Timbren Rear Suspension Enhancement System part # TGMRP30.
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  • Which Buyers Products Hitch/Pintle Plate Fits 1995 GMC 3500HD with Dump Bed
  • For your truck Buyers Products Hitch Plate with Pintle Mount # 3371809055 is the correct kit. This is designed to fit Chevy/GMC 2500/3500 trucks with a dump bed like yours so this would be exactly what you'd need.
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