yo, congrats on the new truck! honestly, i've been through a bunch of trucks over the years and i've tried basically every liner setup you can imagine. for your situation with the 2023/2024 Colorado, i highkey recommend just biting the bullet and going with a premium spray-on like LINE-X Premium Bedliner.

In my experience, drop-ins like the Chevrolet Colorado Under-Rail Bedliner are cheaper upfront, but they're kinda annoying long-term. gravel and dirt always find a way to get underneath them, and then it just acts like sandpaper on your paint every time the truck vibrates. plus, the fitment on the new mid-size trucks can be a bit loose, so they rattle like crazy on the highway.

I know the price tag for LINE-X Platinum or even a Rhino Linings TuffGrip is steeper—usually around $500 to $700 depending on your area—but it's literally permanent. I've hauled jagged rocks and heavy camping gear and it never peels if the shop preps it right. if you really want to save some cash but still want protection, maybe look at a BedRug Classic Bed Liner. it's great for camping cuz it's soft on the knees, but honestly, if you're throwing gravel back there, the spray-on is the only way to go. it just adds so much resale value too... totally worth the extra cash imo!! gl with the new rig!

Sooo, I went through this exact same dilemma last year when I got my truck. I'm a bit of a budget hawk, but I also haul gravel and heavy tools constantly, so I needed something that wouldn't disintegrate under pressure. Since the others already mentioned the big names like Line-X or the dealer drop-ins, I'll share how I handled the cost vs. durability struggle.

Basically, I ended up taking a bit of a different path because I couldn't justify the $600+ premium price tag at the time. Here is what I learned from my experience:

* I tried a DIY approach first with Herculiner Brush-On Bed Liner Kit just to see if I could save a few hundred bucks. Honestly, the prep work is literally everything. If you don't sand the bed down to the point it hurts to look at your new truck, it will peel when you toss gravel in there.
* After that, I realized that for heavy abuse, thickness matters more than the brand name. I eventually settled on a thick rubber mat combo. I use the Dee Zee DZ16254 Heavy Duty Bed Mat on top of a basic seal.
* The rubber mat is highkey the goat for camping gear cuz stuff doesn't slide around like it does on a hard spray-on or a plastic drop-in.

Anyway, I've been super satisfied with the mat because it absorbs the impact of dropping heavy rocks or firewood which even some spray-ons struggle with. It’s a solid way to save some cash while still getting 10/10 protection. Idk, just something to think about if you want to keep the budget down but still beat on the bed! 👍

> I’d love to hear what you guys are using

Quick question - how heavy is that gravel?? Safety-wise, I'd suggest a WeatherTech TechLiner Bed Liner so stuff doesn't slide around. Just gotta make sure you dont overload the tailgate...

Re: "Same here!"

• I've been geeking out over truck bed specs since the early 2000s and honestly, people overlook the hybrid systems way too often. If you're hauling gravel, you want high impact absorption, not just scratch resistance. Spray-ons are hard but relatively thin... usually only about 100 to 125 mils. That doesnt do much for the metal underneath when a heavy rock hits it from a few feet up. In my experience, the best technical setup for the new Colorado is the DualLiner Bed Liner for 2023-2024 Chevrolet Colorado 5ft 2in Bed. I switched to this for my daily driver because:
• It uses custom-fit HDPE sidewalls that lock into the factory contours.
• The floor is a separate thick rubber mat that stops gear from sliding better than any spray-on.
• You dont have to sand your factory clear coat off, so zero rust risk down the road. It basically gives you the impact protection of a heavy mat with the side coverage of a drop-in, but without the rubbing issues. Its way more practical if you actually use the bed for work and camping.

Sooo, I've been messin' with trucks for over fifteen years and honestly, I've seen some horror stories with drop-ins on newer mid-size beds like yours. The issue is that they tend to vibrate at highway speeds, which basically turns the liner into sandpaper against your factory paint. Since you're haulin' gravel, that extra weight just grinds any trapped grit right into the metal. Unfortunately, I had issues with a drop-in on my old rig where it actually caused rust spots within two years because of trapped moisture.

If you're worried about the cost of a spray-on, maybe look into a heavy-duty rubber bed mat instead? They're way cheaper and stop gear from sliding around better than any plastic. But if you're set on a permanent fix, go with a professional spray-on. Just curious tho, are you planning on adding a tonneau cover later? That might change which thickness you want for the rails.

Same here!

honestly i spent way too much time looking into the chemical bonding properties of these coatings because i couldnt justify the $700 shop fee but wanted something better than a basic roll-on. for my truck i went the high-end DIY route using a 2k urethane system since the cross-linking provides much better impact resistance for hauling gravel compared to the 1k air-dry stuff you find at auto parts stores. i used the [[U-Pol Raptor Black Urethane Spray-On Truck Bed Liner Kit]] and the cool thing from a technical standpoint is you can actually dial in the texture by adjusting your compressor psi—i found that 60 psi gives a perfect factory look while lower pressure makes it super grippy which is great for camping gear. the prep is the real killer though because if you dont scuff the bed with 180-grit to get a good mechanical bond it wont matter how good the product is itll just peel right off. basically i spent an afternoon masking everything off and the results are indistinguishable from a pro spray job for a fraction of the cost. if you have a compressor you should check out the [[Custom Coat 2K Urethane Truck Bed Liner Kit]] too since its very similar and holds up to serious abuse.