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Roadster Shop Introduces New Chassis For K5 Blazer

Customizers looking to build a Chevy K5 Blazer from the ground up should check out the Roadster Shop’s new SPEC series complete chassis, which comes with a host of features and details designed to make the process easy, customizable, and modern.

“SPEC is an engineering focused approaching using the latest in manufacturing technology to build the lightest, strongest, and easiest to install complete chassis system,” Roadster Shop says.

Details include a number of features inspired by the Roadster Shop’s Chevy C10 chassis, including Laser Rails, which, according to RS,  allows for a “fully engineered package that installs as a complete assembly, versus piecing together individual components.”

Easily adjustable upper A-arm eccentric mounts make for quick and easy alignments, while CNC located factory mounts utilize the factory body, bumper and core support mount locations. The chassis will also contour to the stock floor for no floor modifications in most applications, while the frame rails are designed to accommodate up to a 345 rear tire when mini-tubbed.

The new Roadster Shop K5 Blazer chassis is offered with airbag suspension or RS SV by Fox fixed valve coilovers. The whole thing is designed to put the rockers on the ground with air bag suspension installed.

Engine mounts include accommodations for Small Block Chevy and Big Block Chevy applications, plus the option for LS and LT engines. The crossmembers and chassis bracing is designed to accommodate a three-inch exhaust, and there’s an adjustable, drop-out transmission mount.

Final details include a power rack and pinion steering setup, Wilwood Pro Spindles, a parallel four-bar rear suspension, and a Ford nine-inch rear housing with 31-spline axles.

The Roadster Shop’s new complete K5 Blazer chassis starts at $10,795, with a long list of optional extras offered for further customization specific to whatever your build may require.

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Source: Roadster Shop

Jonathan is an automotive journalist based out of Southern California. He loves anything and everything on four wheels.

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Comments

  1. Wonderful!

    Reply
  2. Yes, take a classic 4×4 and make it a 2wd and destroy it by slamming it so close to the ground it gets stuck on speed bumps in the mall parking lot.
    2020 has not been kind to the K5.

    Reply
    1. It would be sweet if they could make something like that for the four-wheel drive. Updated drive line with all the cool styling! And can someone tell me why no one is reproducing the caps for the 69 to 72 K5 Blazer

      Reply
    2. You do know they came in RWD also?

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      1. Those were for wankers.
        Nobody wants a 2wd Blazer.
        As for the caps, i assume you mean topper.
        Yeah, nobody makes aftermarket hardtops and the fiberglass originals are slowly decaying after 4 decades.
        The only other good option is Softopper.

        Reply
        1. I guess you haven’t been to a custom truck show. There are many 4 by’s but the 2 wheel drives dominate. I’ve owned 15 2×2 Blazers over the last 40 years from 1970 to 1982 and 80% of blazer guys in the USA want them. The same thing for the 90s Tahoes…the 2×2 sell for more because of thats what everybody wants. yes, 4×4’s are popular and sell but the 2×2 are at the top of the list.

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    3. We did 4×4 into a 2×2 over 30 years ago. Had no issues driving it. In fact, all 15 of my lowered 2 wheel drive blazers from the past were driven all over the place with no issues. Same with all my lowered rides since 1973.

      Reply
  3. Let me guess;
    Khaki short pants, white tee shirt with hotrod graphic, beer belly. 62 years old.

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    1. I hope you are not referring to me as a fat ass hot rodder because you will lose this fight. I am 64, 200 lbs, 6ft tall, no beer belly, lift 5 days a week, been in business for45 years, and have owned over 350 rides since the age of 14. I was conceived in a 34 chevy hot rod by a 6′-4″ rebellious dad who did his own car thing long before it was a thing He built, painted, did hand pinstriping (as did I for 39 years), punched hood louvers, street and drag racing since he was a kid as well. I have been doing this thing since birth in ’57. Customizing, restoring, buying, selling cars, owner of several hot rod and resto shops, wrote the book on running a hot rod and custom shop, and so on. Customizing cars has been my business since the age of 15 and a hobby since birth. I’ve been a consultant in the industry working with many aftermarket companies n the design and marketing of multi-million dollar projects, worked on the design and marketing of the Tailgate-Net, worked on the design and testing of OBD 1 and 2. Yes, you do describe the typical civilian hot rodder but I’ve done biz with thousands of those guys and gals, and believe me they are the best and most innovative people you want on your side.

      Reply
  4. We don’t care what you do with the original 2wd Blazers.
    Just leave the remaining real K5’s unmolested.

    Reply
  5. Why would anyone want to lower a K5 Blazer? It’s like chopping a horse’s legs from the knees

    Reply
    1. They take these beautiful trucks and neuter them.
      Looks, rides, and wheels like crap lowered.
      You notice I nailed my description of this guy.
      Fat loser that chops up vintage iron and trailers it to “car shows” instead of driving and wheeling it.
      Hate these scumbags.

      Reply
  6. Why does it say it’s offered from 73 to 91 and then use a 72 or lower to advertise it? Do they not know their body types? 73 to 91 are square

    Reply
    1. You can call the Roadster Shop and tell them how to run their business and whatever your question is I’m sure they’ll be happy to explain it to you. After all, they are the ones with years of experience building award-winning million-dollar vehicles that can be driven anywhere with proven performance and dependability. Plus, they sell millions of dollars worth of chassis. I know high-end builders who use their chassis as well as others like Art Morrison as the foundation for extremely well built hot rods and customs. As for square body trucks, the 73 to 82 are considered square bodies. The 90’s styles are OBS.

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      1. Thanks for the endorsement Mike! Slammed or lifted 4×4 we have you covered.

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        1. You got it RS

          Reply
  7. Yep. 2wd first gens are the rarest. That’s why they sell for way more. About 20-25 years ago I had a guy drag a trailer all the way from California to buy a rollin shell of a 71 I had for sale and I’m in northern Kentucky! No drivetrain or interior, just a roller in rattle can primer gray on some junk steelies with the may-pop tires. Wish I’d never have sold it now…

    Reply
    1. Exactly and most people on here don’t know that. My 72 Jimmy 2×2 had a tune-port was a rare ride that I dropped on 17″ torques. It brought lots of coinage.

      Reply
  8. i need a tailgate for my ’88 anyone know where i can find one?

    Reply
    1. I’ve got one off my 1986. Manual crank window. All there, glass and everything. It was a CUCV so it is camo colored. Weighs 80 lbs. You can have it free. You pick it up here in Wyoming or figure out the freight.

      Reply
  9. Doing a 1975 4wd conversion into 2wd street rod and researching the simplest frame/chassis replacement, prefer not modifying the 4wd frame. Going tubular and discs with all the extras, just want to roll it under ready to fire.

    Reply

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