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ACDelco Gold 45H3129 Rear Coil Spring Set

Curated from 134 real Reddit conversations

Refreshed on: March 18, 2025

ACDelco Gold 45H3129 Rear Coil Spring Set

Brand: ACDelco

Price: $444

Snoop Score:

4.0

Sentiment

5.7

Popularity

2.5

Technical

4.3

Buy on Amazon for $444 See All Coil Springs & Parts Reviews

As an Amazon Associate, I earn from qualifying purchases.

Snoop's Take

The ACDelco Gold 45H3129 (19470163) Rear Coil Spring Set is a premium aftermarket replacement part designed to enhance the suspension performance of General Motors vehicles and other makes and models. Manufactured to meet strict specifications for fit, form, and function, this coil spring set ensures a better ride quality and improved handling for your vehicle. Consumer feedback highlights the ACDelco Gold reputation for quality, with many users noting, "I had better luck with ACDelco." Customers have reported a significant improvement in ride quality after installation, with one user stating, "it did wonders pulling my 30 foot camper." However, some concerns have emerged regarding durability, with reports of rust and breakage, particularly after the warranty period. Overall, despite some negative feedback regarding durability, the ACDelco Gold 45H3129 Rear Coil Spring Set is generally recommended for those seeking reliable replacement parts that enhance ride quality and handling in vehicles. The combination of positive user experiences and the brand's strong reputation in the market makes this product a solid choice for automotive enthusiasts and everyday drivers alike.

Not for you? Check out our other rated Coil Springs & Parts

Acdelco makes a lot of genuine/OEM parts I used to see that brand all the time when I worked at a shop.
Positive Feedback

The spring broke in the middle rather than the cup where it'd marinate in salty slush.
Negative Feedback

4.0

ACDelco Gold 45H3129 Rear Coil Spring Set

Buy on Amazon for $444

Daily Driving Comfort

3 / 10

Restoration Projects

4 / 10

Performance Upgrades

4 / 10

Heavy Load Conditions

3 / 10

See how this compares to all Coil Springs & Parts

What it does well!

Key strengths users can’t stop talking about.

ACDelco is known for genuine/OEM parts

“Acdelco makes a lot of genuine/OEM parts I used to see that brand all the time when I worked at a shop.”➕

“I had better luck with ACDelco.”➕

Better ride quality compared to old parts

“so far so good, and way better than my old ones.”➕

Improved ride quality after installation

“I did this to my 04 and it did wonders pulling my 30 foot camper.”➕

“Well worth it. I love mine.”➕

Where it needs some work!

Areas to watch—feedback on possible improvements.

Common issues with rust and breakage

“The spring broke in the middle rather than the cup where it'd marinate in salty slush.”➕

“To be fair, the Escort was known for failing rear springs.”➕

“1 second after the warranty expires? Fuck you, not our problem.”➕

Compare On All Talked About Dimensions

Product Name	Price	Score	See Details	Buy Now
ACDelco Gold 45H0076 Front Coil Spring Set	$464	9.3	Details	Buy
ACDelco GM Genuine Parts 15835457 Rear Coil Spring	$53	9.2	Details	Buy
ACDelco Gold 45H0275 Front Coil Spring Set	$353	8.7	Details	Buy
GM Genuine Parts 13312083 Rear Coil Spring	$47	8.3	Details	Buy
THOCAC Heavy Duty Rear Coil Springs Kit for Ram 1500	$169	7.4	Details	Buy
ACDelco Professional 45G18709 Front Coil Spring Insulator	$15	6.8	Details	Buy
APDTY Coil Spring Rubber Insulator 2-Pack	$14	6.3	Details	Buy
ACDelco Gold 45H0405 Front Coil Spring Set	$662	6.2	Details	Buy
A-Premium 2Pcs Front Suspension Coil Springs	$96	6.1	Details	Buy
TZOXTLH 2X Rear Coil Spring Set for Nissan Pathfinder	$141	6.1	Details	Buy
A-Premium 2Pcs Rear Suspension Coil Spring Set for Nissan Altima	$50	5.8	Details	Buy
THOCAC Heavy Duty Rear Coil Springs	$199	5.5	Details	Buy
ACDelco Gold 45H1081 Front Coil Spring Set	$527	5.1	Details	Buy
ACDelco Gold 45K8041 Rear Coil Spring Set	$352	4.2	Details	Buy
ACDelco Gold 45H3126 Rear Coil Spring Set	$343	4.2	Details	Buy
ACDelco Gold 45H2123 Rear Coil Spring Set	$755	4.1	Details	Buy
ACDelco Gold 45H3129 Rear Coil Spring Set	$444	4.0	Details	Buy
ACDelco Gold 45H3103 Rear Coil Spring Set	$363	4.0	Details	Buy
GM Genuine Parts 13312084 Rear Coil Spring	$54	2.9	Details	Buy
GM Genuine Parts 96591239 Coil Spring Insulator	$10	2.6	Details	Buy

Core Power Plays

The specs and strengths that make it shine.

Discussion on the similarities of different brands' springs

“I think that all of those springs are more or less the same.”➕

Discussion on preferences for high-quality parts

“This issue is driving me nuts as 5 trips to fix and even though better is just frustrating.”➕

Mention of pre-charged lines in mini-split systems

“Nearly all units come pre charged up to 3m runs.”➕

Questions about ride feel compared to stock

“How does the ride feel vs. stock.”➕

Discussion on the nature of technology and design

“Kinda weird that we can "make sand do math" but we can't stop a coil from vibrating in the hearing spectrum.”➕

Hidden Hero Hacks

Unexpected tricks and side‑door uses you’ll love.

DIY HVAC installation experiences shared

“The install was a piece of cake.”➕

“It’s designed to be installed as a DIY, that’s the whole point of buying that brand.”➕

Discussion on electrical work for HVAC installs

“Good for you! Why not do the electrical, too? It's not that hard, if you can do a mini split you can do electrical.”➕

“The electrical has to be the easiest part.”➕

User satisfaction with DIY HVAC products

“ooo good idea, thanks for the head's up.”➕

Buyer’s Cheat Sheet

What to check before you click ‘Add to Cart.’

Discussion on coil packs and plugs brands

“So, which coil pack should I go with?”➕

“From my experience, OEM is fine with coil packs and plugs.”➕

“They still need to be serviced and checked like normal as moisture still creeps into the boots.”➕

“I have never had issues with them.”➕

Discussion about brand preferences in suspension parts

“I’m not trying to go too cheap on it.”➕

“every brand name will have their flaws aka stay away from Detroit Axle 🙅🏾‍♂️ TRQ is way better.”➕

“The moog sway bar links are very nice.”➕

Confusion over specifications for various coil springs

“Here is where it gets confusing. I have a suspicion that they may all be exactly the same.”➕

“They should be just a tad stiffer than what was originally on it from the factory.”➕

Discussion on compatibility of GM parts with Ford vehicles.

“I want something that's going to fit properly and last.”➕

“GM parts on a Ford? Seems like a bit of blasphemy lol.”➕

Mention of Monroe suspension parts as an alternative.

“Have them on for past 2 years and very satisfied so far.”➕

Concerns over cost-effectiveness of various parts

“have they gone down as well? I heard some bad stories about their ball joints.”➕

Quick struts are easier but may not be the best option

“I've also heard the quick struts aren't always the best, but since I'm not a professional mechanic they sure look a lot easier?”➕

“The only real con to taking the 'easy' route is that your bank account won't appreciate it as much.”➕

“Monroe Quick Struts all the way man. They are the #1 selling aftermarket complete strut assemblies on the market.”➕

Discussion on high HVAC installation costs

“HVAC companies are out of their fucking minds.”➕

“That's insane pricing.”➕

Cautionary Callouts

Know the pitfalls before they catch you off guard.

Discussion on suspension preferences

“I currently own a 2010 town car livery model and love the air ride suspension despite it having close to 200k.”➕

“Your comment about a bumpy ride over tracks worries me.”➕

“it rode just as smooth as my ghee's 97 with bags.”➕

Discussion about the reliability of OEM vs aftermarket parts

“Highly recommend OEM LBJs as those can be catastrophic when they fail.”➕

“aftermarket LBJs have a lot of horror stories, probably the last place you want to try to save money.”➕

“Only use Toyota OEM ones for that purpose.”➕

Discussion on vehicle recalls and quality control

“Good to see them recall this shit oversight.”➕

“In one of the subreddits, someone was backing up out of their snow covered driveway and had this hap”➕

“As long as you never go over 36mph you’re good.”➕

“He ended up speaking to some executive in their corporate headquarters that was horrified at the logic given to him.”➕

Discussion on the quality and reliability of aftermarket suspension parts

“Is the brand worth a second thought?”➕

“Yes, I've used their parts many times with good results.”➕

“I wouldn't hesitate to try the mevotech parts at this point though.”➕

“They're ok. Lifetime warranty too.”➕

Discussion on brand differences in automotive parts

“What is the difference between these brands, and should I get greasable or non-greasable parts?”➕

“Moog is great quality if you buy the ck part numbers.”➕

“Acdelco not sure as they actually dont make parts, they just re box.”➕

Debate on greasable vs non-greasable parts

“They're so convenient!”➕

Discussion on decline of parts quality in general

“I feel years ago napa parts were A-OK. Could that not be the case now?”➕

“Back in the day, you knew that whatever they carried was the best so you didn’t mind paying more for it and went there because you trusted what they carried.”➕

“Unfortunately I have seen a decline over the years in parts quality.”➕

Discussion on the lifespan of coil springs

“Definitely not lifetime. Unless you consider lifetime the same as most manufacturers and that being 100k miles.”➕

“Years, if not lifetime.”➕

Discussion about the impact of road salt on vehicle parts

“it's mind blowing how much damage using salt for de-icing does to a vehicle.”➕

“Wait, I thought the rust on there was from the paint being gone after using a blow torch to lower it.”➕

Debate on spring design and material choices

“Spring steel is also incredibly resilient to repeat stress and the coil design is such that the steel isn't actually under a super high load on a local level.”➕

“Air suspension is an option, but that comes with it's own set of problems.”➕

Coil whine is common in high-end GPUs

“I feel like I am ok with minimal coil whine while gaming but would like to know are there people with zero coil whine in high fps situations while gaming.”➕

“think it's just part of GPUs now.”➕

“yeah it's normal, sucks, but normal.”➕

Advice on dealing with coil whine

“My advice, in all honesty, is to put up with it for a bit.”➕

Frustration over coil whine despite high price

“Doesn't mean we should accept it.. its not cheap..”➕