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3/4/2009 7:10:06 AM EDT
So, in the ongoing debate on how bad DPMS may or may not be I decided last night to do some searching and try and uncover this myth.

I say myth because after 45 minutes to an hour of searching and I had nothing but people saying "search for how its so bad" and generally loads of misinformation and personal opinion.

So I start this thread for people who hate on DPMS to provide positive proof of poor quality on DPMS's part.

go!
3/4/2009 7:13:08 AM EDT
[#1]
My DPMS keeps ejecting brass back into my face. I think my next rifle will be another brand.
3/4/2009 7:13:30 AM EDT
[#2]
and just to add: i'm not a Cult *cough* mean Colt fanatic, i own a CMMG/stag/RRA fraken-rifle myself, i just want to seek out concrete information for why people rag on DPMS
3/4/2009 7:18:13 AM EDT
[#3]
I had a DPMS and it was pretty good. Not top tier by any means but I liked it. Shot good, didnt have any more or less feeding issues than any other AR ive owned. It did "feel" a little lower quality than other rifles in the same price range. My Del-Ton "feels" higher quality and it shoots and performs the same for a lower price.



Summary, DPMS not bad, but not awesome.
3/4/2009 7:22:08 AM EDT
[#4]
I've used DPMS LPKs in a couple of builds and have had no issues.
3/4/2009 7:23:10 AM EDT
[#5]
can anyone chime in who has taken an extensive carbine course, or done a "stress test" of sorts with a DPMS build and comment on the quality?
3/4/2009 7:23:43 AM EDT
[#6]
Quoted:
I've used DPMS LPKs in a couple of builds and have had no issues.


how many rounds have you put through it and in what period of time?
3/4/2009 7:24:30 AM EDT
[#7]
Quoted:
So, in the ongoing debate on how bad DPMS may or may not be I decided last night to do some searching and try and uncover this myth.

I say myth because after 45 minutes to an hour of searching and I had nothing but people saying "search for how its so bad" and generally loads of misinformation and personal opinion.

So I start this thread for people who hate on DPMS to provide positive proof of poor quality on DPMS's part.

go!


This topic is so played out, do we really need another one of these????
3/4/2009 7:34:19 AM EDT
[#8]
over the years i have seen a LOT of LPK's fail, many with less than a few hundred rounds on them. it was so common that when a rifle began to double or triple the first question  was.... "is it a dpms kit?"

their FCG parts are my only beef. i have a dpms upper on my bushie and it a solid build. their lowers are as good as anyone elses. bolts and carries seem to be as good as bushy or armalite. <only bolt i have had break was an armalite after about 40k rounds>
3/4/2009 7:45:03 AM EDT
[#9]
Quoted:
Quoted:
I've used DPMS LPKs in a couple of builds and have had no issues.


how many rounds have you put through it and in what period of time?


I only use DPMS LPK in my builds. They are the most affordable from my supplier and I've never had a problem.
I've put thousands of rounds through several guns.
That being said I wouldn't buy a DPMS. Only because you hear about as much bad about them as Olympic.
They may be great. If they are, the rep started somehow and they need to correct it with some PR work.
I believe in better safe than sorry, and I can just (or could) buy something else just as easy and cheaper in some cases.
3/4/2009 7:46:02 AM EDT
[#10]
I only have about 500 rounds through this rifle without any problems.  




I bought the complete upper & complete lower and slapped them together for about $700.  Shoots everything under 1" at 100.  I don't get why some people don't like DPMS guns.  I think it's kind of the same reason why some guys look down on a savage rifle when it shoots as well as their custom rifle costing 3 times as much.  Nothing wrong with other brands, but I haven't seen why I should pay more for a bushmaster or colt when I can buy a DPMS that shows up with a free floated bull barrel.

*My only gripe about DPMS is the trigges.  Mine is rough and will get reworked.
3/4/2009 7:47:02 AM EDT
[#11]
Quoted:
I've used DPMS LPKs in a couple of builds and have had no issues.


Ditto. I've put in excess of 2,000 rounds through 4 lowers I built with DPMS LPK's. 2 of them in Forged DPMS lowers.
3/4/2009 7:49:20 AM EDT
[#12]
I love my DPMS .308  (tac 20). I have about 1000 rounds of my reloads through it without a problem. I call it my surgical tool "if a clean hole needs to be put into something very far away" .
3/4/2009 7:53:29 AM EDT
[#13]
Quoted:
My DPMS keeps ejecting brass back into my face. I think my next rifle will be another brand.


There was a thread  with a link to instructions on how to adjust the ejection by replacing or trimming the ejector spring. I cant remember the thread topic name so I cant search for it. If you wait about 2 or so posts some one will pick up my slack and post it.
3/4/2009 8:01:12 AM EDT
[#14]
I've built 20 rifles with DPMS LPKs, will never do so again.

Also their bolts have a tendency to break at the cam pin hole.

Chambers are not exactly 5.56 even if claimed as such.

Had 3 DPMS lowers, they were on the lower end of the quality scale too.
3/4/2009 8:01:15 AM EDT
[#15]
the guns don't  suck the attitude of the co sucks  all the way up to cibruis inc .to many good co' s to have to put up with their s.... .i know for sure a few distributors and dealers told  them to pound salt .. but their too big now to get hurt. i wonder how much $ they gave to the  0bama election effort? soon they will only do goverment contract work.
3/4/2009 8:28:11 AM EDT
[#16]
I have a DPMS lower that has been good but I've never really abused it.  That's all the DPMS I own.

3/4/2009 8:31:02 AM EDT
[#17]
Quoted:
Quoted:
So, in the ongoing debate on how bad DPMS may or may not be I decided last night to do some searching and try and uncover this myth.

I say myth because after 45 minutes to an hour of searching and I had nothing but people saying "search for how its so bad" and generally loads of misinformation and personal opinion.

So I start this thread for people who hate on DPMS to provide positive proof of poor quality on DPMS's part.

go!


This topic is so played out, do we really need another one of these????


i dont think there is sufficient data proving DPMS to be as terrible as people say.

now, do you have any data to contribute?
3/4/2009 8:38:10 AM EDT
[#18]
both my upper and lower are made by LAR and from what ive read on here they are the oem for DPMS and I havent had any problems with my recievers
3/4/2009 8:52:52 AM EDT
[#19]
i have 3 DPMS lowers, matched up to 3 DPMS uppers, all bought separately.  all have had several hundred rounds through them, including WOLF .   have also put together a dozen or so using DPMS kits.  i like the price point.  so far they have given me no more problems than any other brand in the collection, including les baer, wilson combat, lmt, noveske, sabre, stag, bushy, to name a few.  to be honest, i bought them because i wanted to find out if all the crap was true or not.  guess not, at least for me.  but then again i also drive fords.
3/4/2009 8:56:53 AM EDT
[#20]
DPMS rifles are fine
3/4/2009 8:59:12 AM EDT
[#21]
Quoted:
So, in the ongoing debate on how bad DPMS may or may not be I decided last night to do some searching and try and uncover this myth.

I say myth because after 45 minutes to an hour of searching and I had nothing but people saying "search for how its so bad" and generally loads of misinformation and personal opinion.

So I start this thread for people who hate on DPMS to provide positive proof of poor quality on DPMS's part.

go!

If you have access to the archives you may find more info on DPMS. I used to have a DPMS rifle and never had any issues with it. I have also built rifles using DMS small parts/LPKs exclusively and never had issues. But there are people here that don't like them.
3/4/2009 9:26:31 AM EDT
[#22]
In my experience, it's the small parts that are of poor quality. OOS, and generally poor quality.........

I haven't seen much trouble with receivers or barrels.
3/4/2009 9:34:26 AM EDT
[#23]
I wonder if they haven't increased their quality since the Cerberus takeover.

I built a couple rifles with DPMS LPKs, and so far so good (don't have many rounds through them yet) with the only exception of walking trigger pins (some KNS kits are being delivered today).  The trigger feel on them are fantastic- far better than the CMMG rifle I have.  Everything seemed to fit quite easily and be right to spec.

We'll see how they hold up, but I have yet to see anything personally that would make me stay away.
3/4/2009 9:37:30 AM EDT
[#24]
Quoted:
So, in the ongoing debate on how bad DPMS may or may not be I decided last night to do some searching and try and uncover this myth.

I say myth because after 45 minutes to an hour of searching and I had nothing but people saying "search for how its so bad" and generally loads of misinformation and personal opinion.

So I start this thread for people who hate on DPMS to provide positive proof of poor quality on DPMS's part.

go!


Parts are garbage. Free shipping will not make them in spec or keep them from breaking...

3/4/2009 9:39:38 AM EDT
[#25]



their bolt carriers are [generally] finish machined poorly in comparison to others. that said, i remember an actual torture test done a few years back by a fellow who is now an industry partner. IIRC, the DPMS barrels did substantially better than most thought they would, and better than the other brands represented.


3/4/2009 9:40:02 AM EDT
[#26]
the govt use their product.......right??

I agree with the request for data and proof of failure

3/4/2009 9:40:59 AM EDT
[#27]
I've used 6 of their LPKs - I sold 2 of the lowers I put them in, have never used 3 of them, but the one I use has ran fine thus far. I've never had any problems with parts being out of spec; assembly has always went fine. Admittedly, that's not much of a test.

I had 3 DPMS lowers. One was slightly tight in the magwell with certain mags (Center) and the others were a bit tighter with those same mags. Part of that, no doubt, is in the mags - but either way, I sold the DMPS lowers - not that they wouldn't have functioned fine; I just wanted to have lowers (long-lasting parts I don't intend to buy again) that would work with any mags I bought in the future (short-lived parts I may buy more of).

In the time that I used one of those DPMS lowers, I shot it a bit without any problems.

As it stands now, I'd still buy their LPKs and would buy their lowers if that's all that was available, and wouldn't lose sleep over it. As for uppers, my main beef was a lack of M4 ramps and 1-7" twist - I can live without them being parkerized under the FSB and whatnot. If you want rifle ramps and 1-9" twist, DPMS ought to be fine. I'd get someone else's bolt, though - I've read too many stories of DPMS bolts breaking to trust them - I really think the bolt may be the most important part of an AR, so I won't skimp there for any reason. CMT/LMT/Colt/BCM are the only bolts I'd buy now. I have a Bushmaster bolt as a spare, but have even heard some negative things about them.

3/4/2009 9:48:44 AM EDT
[#28]
Quoted:
I'd get someone else's bolt, though - I've read too many stories of DPMS bolts breaking to trust them - I really think the bolt may be the most important part of an AR, so I won't skimp there for any reason.

Yep.
http://www.ar15.com/forums/topic.html?b=3&f=118&t=425345&page=1

And there have been several reports over the years of barrels unscrewing from barrel extensions on assembled rifles
3/4/2009 10:19:59 AM EDT
[#29]
^ Yep, high quality.

3/4/2009 10:35:11 AM EDT
[#30]
3/4/2009 10:40:04 AM EDT
[#31]
ive had a dpms for about a year now "never one problem".  and with all these threads its high dollar guns biting the dust! or having some sort of trouble there either not eating ammo not ejecting or not chambering the list could go on & on. I think dpms is a damn fine gun
3/4/2009 10:53:01 AM EDT
[#32]
My only real issue with DPMS is the extreme difference between the quality of the .308 rifles and their ARs.  The .308 DPMS rifles I have shot have been AMAZING, while the 2 AR15 DPMS rifles I shot were cheap feeling.

To make things worse, I rarely ever see a DPMS AR15 outfitted in quality components, usually the people that buy them put chinacom tacticool crap on them, I have never seen one sporting Troy and Magpul and Larue components.  I buy the occassional cheaper component (S.P.O.T. red dot for instance) but I always use nice components (Larue LT150 mount).

I'm sure a DPMS with a nicer BCG (BCM,LMT), chrome-lined barrel, Larue handguards and mounts, Magpul furniture and a troy BUIS would probably be a fine rifle.

But I guess if you have the money to buy that nice hardware you probably spend more on your initial investment and get a nicer rifle.
3/4/2009 10:56:25 AM EDT
[#33]
Quoted:
Quoted:
So, in the ongoing debate on how bad DPMS may or may not be I decided last night to do some searching and try and uncover this myth.

I say myth because after 45 minutes to an hour of searching and I had nothing but people saying "search for how its so bad" and generally loads of misinformation and personal opinion.

So I start this thread for people who hate on DPMS to provide positive proof of poor quality on DPMS's part.

go!


This topic is so played out, do we really need another one of these????
the answer yes lol

3/4/2009 12:40:53 PM EDT
[#34]
no first hand on AR15s but my LR is good to go with a few minor things to work on. Trigger and chamber polish mainly.
But this looks convincing to metorture test


AL
3/4/2009 1:18:51 PM EDT
[#35]
Quoted:
no first hand on AR15s but my LR is good to go with a few minor things to work on. Trigger and chamber polish mainly.
But this looks convincing to metorture testhttp://


AL


Hmm.  A DPMS promotional video,  sounds like a reliable test...
3/4/2009 1:23:39 PM EDT
[#36]
Quoted:
can anyone chime in who has taken an extensive carbine course, or done a "stress test" of sorts with a DPMS build and comment on the quality?


I know instructor's that have posted several times on other boards (more geared for the proffessional) about DPMS's quitting during a course.  Including one course where the all of the ARs of a particular city's SWAT team died, partly due to a bad chambers.

The data is out there, and the stories (and links to the original postings are here on this site in the archives).
3/4/2009 1:24:34 PM EDT
[#37]
Quoted:
no first hand on AR15s but my LR is good to go with a few minor things to work on. Trigger and chamber polish mainly.
But this looks convincing to metorture testhttp://


AL


Chamber polish?

"A few crud ups"...and no pile of brass.

My suspicions have been raised...
3/4/2009 1:28:26 PM EDT
[#38]
there is plenty of info above in the thread "what breaks in carbine courses"
3/4/2009 1:45:34 PM EDT
[#39]
Quoted:
there is plenty of info above in the thread "what breaks in carbine courses"



You mean like DPMS bolts, commercial receiver extensions, incorrectly treated pins... You know, DPMS stuff?
3/4/2009 1:47:00 PM EDT
[#40]
87GN,  I did have extraction issues when it was brand new. A polish of the chamber fixed it.

AL
3/4/2009 1:49:44 PM EDT
[#41]
oops.

AL
3/4/2009 2:00:54 PM EDT
[#42]
Quoted:
87GN,  I did have extraction issues when it was brand new. A polish of the chamber fixed it.

AL


Polish of the chamber, or reaming of the chamber?

This does go along with my comment on pg1 about DPMS chambers not being cut properly...
3/4/2009 2:36:51 PM EDT
[#43]
Quoted:
Quoted:
I've used DPMS LPKs in a couple of builds and have had no issues.


Ditto. I've put in excess of 2,000 rounds through 4 lowers I built with DPMS LPK's. 2 of them in Forged DPMS lowers.


I've built 3 or 4 guns for myself and a couple of friends, all used DPMS LPK's. I've also owned one DPMS rifle, and my good friend has one too. I've shot at least 6k rounds threw mine, both 5.56 and 9mm. I haven't had any issues with them, nor has any of the guys I've built guns for. I don't know of any problems other then the friend of a friend said. I'll use them until I have a problem.
3/4/2009 3:19:44 PM EDT
[#44]



Quoted:


the govt use their product.......right??



I agree with the request for data and proof of failure





Wrong.



The "data" is posted it rarely changes anyone's minds as these decisions are emotional for too many people.



 
3/4/2009 3:23:30 PM EDT
[#45]



Quoted:









I've built 3 or 4 guns for myself and a couple of friends, all used DPMS LPK's. I've also owned one DPMS rifle, and my good friend has one too. I've shot at least 6k rounds threw mine, both 5.56 and 9mm. I haven't had any issues with them, nor has any of the guys I've built guns for. I don't know of any problems other then the friend of a friend said. I'll use them until I have a problem.
Experienced AR armorers and carbine instructors have posted again and again about the problems with DPMS but their advice is ignored again and again. Just like Oly, I don't know ANYONE who knows what they are talking about who have a good thing to say about Olys, but guys buy them, don't want to believe they made a mistake and discount the experience of more knowledgeable people. Course people keep smoking after they are on an oxygen bottle too. I could tell you what I saw and was told about DPMS but I am convinced that it's just wearing off the letters on my keyboard for no reason.





 
3/4/2009 3:50:35 PM EDT
[#46]
We sell Colt, Bushmaster, Rock River and DPMS. Thats the order I rank them in. I've seen broken bolt catches, out of spec uppers and lowers and FCG's so rough it looked like they were filed with a brick from DPMS. Since they are teamed with Bushmaster, you can look for Bushy to go down hill. DPMS is a starter rifle. It should never be considered for a duty weapon, even though a local department does accept them.
3/4/2009 4:35:35 PM EDT
[#47]
Quoted:
My DPMS keeps ejecting brass back into my face. I think my next rifle will be another brand.


You think that has something to do with DPMS's quality? All you have to do is either get a different ejector spring or trim down the one you have ever so slightly untill the brass ejects and does not hit you in the face.
3/4/2009 4:51:23 PM EDT
[#48]
Quoted:
I've used DPMS LPKs in a couple of builds and have had no issues.


I used one of their LPKs and it had 2 front take down pins instead of one front and one rear. Needless to say I was not happy but not shocked either. YMMV it seems. I can post pics but it wouldnt really matter, most know my word, counts.
3/4/2009 5:06:20 PM EDT
[#49]
Quoted:
My DPMS keeps ejecting brass back into my face. I think my next rifle will be another brand.


Think it would be less expensive to get a heavy duty extractor spring and an #60 O-ring. It will change your rifle's ejection direction.
3/4/2009 6:05:58 PM EDT
[#50]
Quoted:
Quoted:
My DPMS keeps ejecting brass back into my face. I think my next rifle will be another brand.


You think that has something to do with DPMS's quality? All you have to do is either get a different ejector spring or trim down the one you have ever so slightly untill the brass ejects and does not hit you in the face.

Actually...yeah it does.

Why should a rifle need to be modified to run properly out of the box? Shouldn't it do that from the start?

Read the tacked thread above "What breaks during a carbine course?". If the words of a professional trigger puller like Pat Rogers aren't enough to slaughter your sacred cow, then further discussion with you is pointless-as your mind is already made up. I've been through enough carbine classes to see firsthand what happens when the "just as good as" brands are run hard. Until you put 1,500+ rounds through your rifle in a very short period of time with someone else dictating the rate of fire, you simply cannot know how reliable your rifle really is (or isn't).

But hey, believe whatever you want to believe-particularly if it makes you feel better about your purchase
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