Results for "wheel speed"

Engine Easy Planning decision 136 👍 0

RV Tire Replacement: When to Replace by Age - Complete 7 Year Rule Guide

Pulled into three different tire shops asking about RV tire replacement and got three completely different answers about when tires actually need replacing. The unit has six tires with 2018 DOT date codes, making them 7 years old as of 2025. Mileage is approximately 28,000 miles, and visual inspection shows good tread depth with no apparent cracking, bulging, or other visible deterioration.

A tire technician who performed my state inspection indicated the tires appear serviceable from an external assessment standpoint. However, I understand there may be internal degradation factors not visible during standard inspection procedures.

What is the technical consensus on replacement timing for RV tires when age limits are reached but visible condition remains acceptable? Specifically looking for guidance on the 6-7 year replacement interval and whether internal rubber compound deterioration poses legitimate safety risks regardless of external appearance. …more

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Engine Easy N/A 132 👍 0

Ford E-350 vs E-450 Chassis: RV Fuel Economy, Power & Weight Capacity

Last weekend I felt this awful engine strain and heard sluggish acceleration sounds while test-driving a 2017 Phoenix Cruiser #2351 with its E-350 chassis and V10 engine. I'll be doing extensive western touring through mountain and plains regions, which means substantial mountain grades and wind challenges. I'm comfortable driving slowly and want to understand two key things: 1) Will this E-350 chassis handle mountain grades without major issues, and 2) What's the real-world fuel consumption like? I plan to do an initial inspection this weekend, followed by a third-party mechanical review. I'm not overly concerned about fuel economy but want to understand the actual performance limitations. I'd appreciate insights from owners who have experience with similar touring conditions on an E-350 chassis. …more

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Engine Easy 15 minutes to inspect 130 👍 0

RV Tire Age Limits: Why Replace Michelin Tires After 7 Years Despite Good Tread

Called three different tire shops this month about my 2020 Newmar Ventana's Michelin 275/70R22.5 tires and all want them replaced just for being 6 years old despite perfect tread. I'm meticulous about tire maintenance - I check air pressure religiously before and after every trip, whether it's a short weekend getaway or an extended cross-country journey like the 5000-mile trip I just completed.

Despite my careful maintenance routine, I experienced a blowout on the right rear inside tire during the final leg of that recent long trip. When the roadside service technician came out to help, he recommended replacing all six tires specifically because of their age, even though the remaining tires still have plenty of tread depth and appear to be in excellent condition visually.

This has me confused because I've heard conflicting advice from other RV owners - some say well-maintained motorhome tires can safely last up to 10 years, while others insist on much shorter replacement intervals. I'm trying to understand what the actual safety guidelines are for RV tire replacement based on age versus tread wear. Should I really replace tires that still look good just because of when they were manufactured? What's the real story on how tire age affects safety, and how do I properly check the manufacturing date to make this decision? …more

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Best RV Refrigerators

4.3 (9,200 reviews)

General Medium 4-8 hours 116 👍 0

How to Reduce RV Interior Noise: Complete Sound Dampening Guide for Motorhomes

Despite having a 2021 Coachmen Mirada, looking at my sound meter right now and there's 69 decibels of highway noise blasting through the cabin. My target is to achieve approximately 65 decibels for better communication with passengers.

I need a systematic approach to interior noise reduction. What are the most effective sound dampening materials and techniques for motorhomes? Specifically, I'm looking for solutions that address engine noise transmission, road noise, and any rattling components that contribute to the overall sound level.

What realistic noise reduction can I expect from proper sound deadening implementation, and what are the key areas to focus on for maximum impact? …more

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Engine Medium 1 hour research 110 👍 0

Fleetwood Excursion Tire Upgrade Guide: 255 to 275 Width Conversion

After upgrading my 2015 Fleetwood Excursion M-35B from 255 to 275 width tires, it started getting sketchy handling on highway turns. The current 255/70R22.5 tires are wearing out and I'd love to go wider with 275/70R22.5 for better stability, but I keep getting conflicting advice from different tire shops.

Some say it's fine, others warn about clearance issues and potential problems. I really need to know what specific measurements I should check before making this change. What wheel width do I need? How do I verify there's enough steering clearance? I don't want to buy expensive tires only to find out they don't fit properly or aren't safe for my RV's load requirements. …more

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Engine Easy N/A - informational 104 👍 0

Toyo vs Michelin RV Tires: Complete Comparison for Diesel Pusher Motorhomes

Planning to replace the tires on my 2019 Tiffin Phaeton 40IH, and ever since I started getting quotes, everyone keeps suggesting Toyo as a cheaper alternative to Michelin.

I'm honestly a bit overwhelmed by all the tire choices and wondering if I'd be making a mistake switching brands. Will Toyo tires give me the same ride quality as the Michelins? I've heard you can save quite a bit of money, but I don't want to compromise safety or comfort since we're still learning how to handle this big rig.

Would really appreciate some guidance from those who've made this switch - are you happy with the decision or do you regret not sticking with Michelin? …more

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Chassis Medium 45 minutes 99 👍 0

Dutchstar Chassis Cracking Noise: Diagnosis & Repair Guide

Hearing a loud cracking or popping noise from underneath my Dutchstar when going over bumps or turning. Sounds structural — like metal flexing or a weld breaking. Crawled under and couldn't see any obvious cracks but the noise is getting louder each trip. …more

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Chassis Hard 4-6 hours 94 👍 0

RV Hydroboost Brake System Leak: Repair Guide & Solutions

Around my neighborhood, opinions on hydroboost fluid seepage are all over the map—my neighbor calls it normal wear, the RV dealer screams safety hazard, and YouTube mechanics can't agree either. It's not a major leak - just some dampness and staining where it mounts. I'm remembering a previous forum discussion where a user named Subford had similar seepage years ago and wanted to follow up on their experience.

The seeping seems minor right now, but I'm worried it could suddenly get worse while we're on the road. I had attached a picture similar to one I saw in an older forum post. Should I stop driving immediately and get it fixed? Or is some seeping normal and okay to monitor?

My main questions: Is minor hydroboost seeping immediately dangerous? Did Subford ever end up replacing their hydroboost? What does the replacement job involve? I want to be safe but also don't want to panic if this isn't urgent. …more

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Engine Medium 30-45 minutes for installation 94 👍 0

Balance Beads with Internal TPMS Sensors - Real Experience

Since it's 2 AM and I need to hit the road at dawn, I'm desperately trying to figure out if balance beads will interfere with my RV's internal TPMS sensors. I keep reading about how great balance beads are for eliminating wheel vibration, but I'm terrified of damaging those expensive TPMS sensors inside the wheels.

What if the beads hit the sensors and break them? Or interfere with the signal? I can't afford to replace TPMS sensors if something goes wrong. Has anyone actually done this successfully, and are there special precautions I need to take with bead size or how they're installed? I need to know this is safe before I risk it. …more

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Chassis Medium 2-3 hours 90 👍 0

1997 Ford F53 Motorhome Chassis Brake Line Routing: Complete Installation Guide

Pulled into the driveway and my husband pointed out that our 1997 Ford F53 motorhome's brake lines look like "spaghetti thrown at a wall" and now I can't unsee it. I'm working on brake lines for my 1997 F53 motorhome chassis, and like a true amateur, I forgot to take a picture before disassembly. Classic mistake, right?

Now I'm staring at this brake line wondering if I've got it routed correctly. It looks awfully cozy with the caliper - maybe too cozy for comfort. I'm pretty sure brake lines aren't supposed to be BFFs with moving parts, but I honestly can't remember the proper routing path from the master cylinder.

What's the correct way to route these lines on an F53 chassis, and how much clearance should I maintain from the caliper and suspension components? I'd rather ask now than explain to my insurance company later why my brakes decided to take an unscheduled vacation! …more

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Engine Medium 1-2 hours for installation 90 👍 0

Sailun TerraMax HLT-C Tire Review: Are They Right for Your Class C Motorhome?

Since I'm planning to swap out my RV tires this Saturday — need to confirm these Sailun TerraMax HLT-C 225/75R16C E/10PLY tires are compatible with my Class C motorhome. I've been looking at the Sailun TerraMax HLT-C 225/75R16C E/10PLY tires since they seem like a good value, but I'm not sure if they're appropriate for a motorhome versus a trailer.

I know load ratings are important, but I'm honestly not entirely sure how to figure out if these tires would work safely on my rig. Should I be looking at my door placard or getting the actual weight measured? Any guidance would be really helpful since I don't want to make a costly mistake with something as important as tires. …more

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Best RV Air Conditioners

4.4 (8,100 reviews)

Chassis Medium 2-4 hours 89 👍 0

F53 Hydroboost Brake System Problems: Complete Repair & Troubleshooting Guide

Between the small hydraulic leak that started on my 1995 F53 hydroboost brake system last month and what's happening now, I'm wondering how much worse this nightmare can get. Right now it's just a slow drip - maybe one drop per minute - and I can feel the power steering is slightly stiffer than normal, plus the brake pedal requires a bit more effort than usual.

What I really need to understand is the theory behind how hydroboost systems operate, since this is different from the vacuum brake boosters I'm used to. More importantly, if this leak gets progressively worse and I don't address it immediately, what's my worst-case scenario? Will I completely lose power steering and power braking assistance, or would I still have manual control of both systems? I'm trying to figure out whether this is something I need to drop everything and fix right now, or if I have some time to plan the repair properly. …more

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Engine Easy 30-60 minutes at dealer 89 👍 0

Ford F53 AdvanceTrac Warning Light: TSB Software Fix for Motorhomes

Already seeing that AdvanceTrac warning light on my F53 motorhome chassis — would this TSB software fix be covered under my extended warranty before I start tearing into it? Because apparently my RV decided it needed MORE personality quirks, right? Now my cruise control won't work (there goes my lazy highway driving), and the hill assist is MIA too.

I'm getting mixed signals here - is this one of those "pull over immediately and call a tow truck" situations, or more of a "well, that's annoying but I can still get to the campground" kind of deal? And please tell me this isn't going to cost me my firstborn child to fix at the dealer! …more

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Engine Medium 2-4 hours for custom fabrication 89 👍 0

F53 V10 Water Ingestion Fix When Ford Parts Discontinued

Our '99 F53 chassis with the V10 engine hasn't run right ever since we got caught in that torrential downpour last month and now we're dealing with water ingestion issues. I've experienced hydro-lock issues in severe downpours, and I know Ford issued Technical Service Bulletin 04-24-22 specifically addressing this air intake design flaw on the '99 to '04 F53 models. The TSB called for replacing the air intake horn and modifying the intake strap to prevent water from being sucked into the engine during heavy rain conditions.

The problem is that when I contacted my Ford dealer, they told me the critical air intake horn part specified in TSB 04-24-22 has been discontinued and is no longer available. The modified strap is still available, but without the new intake horn design, I'm still vulnerable to water ingestion during storms. With extensive travel plans ahead where I'll likely encounter severe weather, I need a reliable solution to protect my engine from hydro-lock.

What are my options for addressing the F53 V10 water ingestion problem when the original Ford TSB parts are no longer available? Are there aftermarket solutions or modifications that other F53 owners have successfully implemented to solve this issue? …more

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Engine Medium 2-3 hours 89 👍 0

Sumo Springs Knockoffs vs Genuine: Complete RV Suspension Comparison 2

Saw Sumo Springs knockoffs on Amazon for half the price of the genuine SuperSprings product. Reviews are mixed — some say they're identical, others say they fell apart in a year. Trying to decide if the savings are worth the risk on my suspension or if I should just buy the real thing. …more

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