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Expert Answers about Thor ACE Motorhome


  • Anti-Spray Mud Flap Option For Motorhome
  • We do have a possible option for anti-spray mud flaps for your motorhome, which are a universal fit. While they don't look like a brush, these mud flaps do have a line of small nubs on the backside which will propel the backsplash downwards. Each of the mud flaps are 24 inches wide, and are available in a few different lengths so you can get the correct size for your Thor motorhome: - 24" Wide x 24" Tall: Anti-Spray Truck Mud Flaps # 337B24SRP - 24" Wide x 30" Tall: Anti-Spray Truck...
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  • Sway Bar Recommendations for 2015 Thor ACE 29.2 to Reduce Sway
  • The best improvement you can make to your 2015 Thor ACE Class A motorhome built on a Ford F-53 chassis will be a rear sway bar. For that you'd want the part # RM-1139-146. The next biggest improvement you'll see is with a front sway bar. For that you'd want the part # RM-1139-148. I attached install videos for both bars for you to check out as well. With either just the rear bar or with the front and rear bar you'll see a drastic improvement!
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  • Rear Sway Bar Recommendation for 2015 Thor ACE Motorhome
  • I recommend going with the Roadmaster Anti-Sway Bars for the Ford F-53 Chassis, # RM-1139-146. The bar on this anti-sway system mounts to the rear axle and to the frame of your 2015 Thor ACE motorhome to balance weight transfer, minimize sway, and reduce body roll. A rear sway bar upgrade is the biggest improvement you can make for the ride quality of a F-53 motorhome chassis.
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  • Which Rear Sway Bar Fits 2018 Thor Ace 30.1 Class A Motorhome
  • I looked up info on your 2018 Thor ACE 30.1 and since it has a GVWR of 18,000 lbs the correct rear sway bar is the part # RM-1139-146. I attached an install video for this on a 2018 Thor Ace just like yours for you to check out as well.
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  • Rear Suspension Enhancement Recommendation for 2018 Thor ACE 30.3 Motorhome
  • For sway reduction the SuperSprings # SSA41 are the best option for your 2018 Thor ACE 30.3. This upgrade is known to have the best anti-sway characteristics of all of the suspension enhancement kits out there.
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  • SumoSprings Suspension Kit for Thor ACE Motorhome that has 18,000 lb GVWR
  • Which model of Thor Ace do you have? There were a few others that have different GVWRs.
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  • Best Steering Stabilizer and Sway Bars for 2017 Thor ACE Motorhome
  • The Roadmaster sway bars and steering stabilizers are the best around for motorhomes like your 2017 Thor ACE. You'll get the best ride quality, handling and stability. So since your Thor ACE has an 18k GVWR you'd want the rear bar # RM-1139-146, the front bar # RM-1139-148, and the steering stabilizer # RM-RBK22-RSSA.
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  • Which Front and Rear Sway Bars are Right For 2012 Thor ACE 29.1 Motorhome on Ford F-53 Chassis
  • For your 2012 Thor ACE 29.1 motorhome on the Ford F-53 chassis you'll want the following options: Front Sway Bar # RM-1139-148 Rear Sway Bar # RM-1139-146 These will be a huge improvement to your motorhome, and 100% change the driving and handling of your vehicle for the better.
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  • Sway Bar and Steering Stabilizer for 2023 Thor ACE Motorhome to Improve Ride and Handling
  • We do have the rear anti-sway bars and steering stabilizer for your 2023 Thor Ace that we know is built on a Ford F-53 chassis. Roadmaster Rear Anti-Sway Bar # RM25VR Roadmaster Exact Center Steering Stabilizer # RM33RR The rear sway bar will make the biggest improvement in handling, sway reduction and ride quality whereas the steering stabilizer will do a great job preventing a wandering steering wheel.
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  • What Water Pump Will Replace The Artis PDS 1RV25 Pump In My RV
  • Thanks for the question, I have some information for you below: **Flow Max RV Fresh Water Pump - 12 Volt - 3.0 Gallons Per Minute - 50 PSI # LC689052. Yes, the flow max pump is an exact replacement for your system. I advise you do not upgrade your pump without upgrading other components of your plumbing. The only way to increase flow rate in the same size piping is increase pressure. Your system is designed to run at a certain psi and if you add a larger pump you run the risk of creating...
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  • SumoSprings Kit Recommendation for 2019 Thor ACE 30.2
  • For your 2019 Thor ACE 30.2 I recommend the SumoSprings part # SSR-187-40-1 over other options as it will give you the better suspension support and improved handling you are looking for without creating harshness in the ride quality like the Timbren kit would. The matching front kit is the # SSF-170-40-2. I attached install videos for both of these kits for you to check out as well.
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  • Does Roadmaster Front Sway Bar RM-1139-148 Fit 2013 Thor Ace 16k GVWR
  • Yes, the Roadmaster front sway bar part # RM-1139-148 does fit your 2013 Thor Ace with a 16k GVWR.
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  • Recommended Suspension Enhancements for 2022 Thor ACE Motorhome on Ford F-53 Chassis
  • From what I can find online, it appears your motorhome is built on the Ford F-53 chassis and since most coaches are built on the previous years model, I presume your 2022 Thor ACE Motorhome is built on the 2021 Ford F-53 chassis. Please verify this and identify the GVWR of you specific motorhome. I suggest the Roadmaster Rear Anti-Sway Bar, # RM25VR along with the Roadmaster Reflex Steering Stabilizer with Mounting Brackets, # RM62VR. These fit 16,000 to 26,000 GVWR chassis. There...
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  • Choosing the Best Suspension Upgrades for a 2017 Thor ACE Motorhome
  • I am not sure what other anti-sway bars you are comparing it to but the Roadmaster Rear Anti-Sway Bar part # RM-1139-146 which is a fit for a 2017 Thor ACE Motorhome is one of the first upgrades you should be making as it provides the most amount of improvement over stock. It is one of the few upgrades you can really feel a difference in. If you only had the budget for one upgrade this would be my recommendation. If you wanted to take the upgrades one step further then you would indeed...
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  • Generator Cover for Champion Inverter Generator
  • The correct cover for the Champion Inverter Generators w/ Parallel Kit, # CH99FR is the Storage Cover for Champion Inverter Generator, # CH97FR (qty 1 ea.). This cover is 30-11/16" long x 23-5/8" tall x 23-5/8" wide. Each of the generators have a dimension of 23-3/16" long x 17-11/16" wide x 20-1/8" tall. Use the draw string to pull the cover under the edges of the generator that the weight from the generator itself will help to hold the cover in place from the wind.
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  • Steering Stabilizer Recommendation for 2017 Thor ACE 30.2
  • For your 2017 Thor ACE 30.2 built on a F-53 chassis with an 18k GVWR the Roadmaster Exact Center Steering Stabilizer part # RM36RR is the correct fit and what you'd want. This will give you improved handling and stability of the Safe-T-Plus which was designed more as a way to prevent losing control during a tire blow out.
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  • Recommendations to Improve Handling and Stability of 2015 Thor ACE 30.1
  • You are the right track to improve the handling of your 2015 Thor ACE 30.1 motorhome that is built on a Ford F-53 chassis. The biggest improvement you'll make is with a rear sway bar which for that you'd want the part # RM-1139-146. For motorhomes on the F-53 chassis there is no bigger improvement that you can make then an upgraded rear bar to improve stability and driveability. A front sway bar like the # RM-1139-148 will make the next biggest improvement. Normally with just the two sway...
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  • Parts Needed to Use the Roadmaster Tow Dolly with Electric Brakes
  • In order to use the Roadmaster Tow Dolly with Electric Brakes part # RM-2050-1 you'll need a few items such as a ball mount/hitch ball, trailer connector, and brake controller. The ball mount/hitch ball will be chosen based on your rise/drop needs but a good starting point is the Curt Towing Starter Kit part # C45534. If you need further help with this you can reference the help article I have attached below. It sounds like you already have a 7-way for the motorhome but you'll also need...
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  • Roadmaster Reflex Steering Stabilizer for 2021 Thor ACE Motorhome on F-53 Chassis
  • Hi, for the 2021 Thor ACE Motorhome built on the Ford F-53 chassis with a V8 engine, the proper Roadmaster Reflex Steering Stabilizer with Mounting Brackets is, # RM62VR. This stabilizer attaches to your vehicle's tie rod on one end and to the frame on the other. A heavy-duty steel spring runs the length of the rod, constantly working to keep steering controlled.
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  • Recommended Rear Anti-Sway Bar for 2016 Thor ACE 29.3 on F53 Chassis
  • For your 2016 Thor Ace motorhome on F53 chassis, the Roadmaster Rear Anti-Sway Bar for Motorhomes # RM-1139-146 is the correct fit for an 18,000 lb GVWR. Adding the rear anti-sway is the most effective option to help control body roll and sway. If in the future you want to add even more stability, I recommend the front Anti-Sway # RM-1139-148 and the Steering Stabilizer # RM-RBK22-RSSA. These will help with further support and stability to increase the ride and driving comfort.
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