When you’re building a performance engine, you often want the engine to rev higher. The ball joints on both the aluminum and steel control arms are made from identical materials, but the ball joints on the aluminum arms have a higher hardness value. Alloying elements are added to molten aluminum to achieve the aluminum grade and properties desired. Below is the differences in those 2 control arms. The main requirements for suspension arms are introduced and explained. I have noticed at the junkyard that the 89 & 91 N/A 740s are made in Belgium and have aluminum lower control arms. Front Left Upper; Cast Iron Arm. best . Q: I have some questions concerning the use of aluminum roller rockers on a street engine with a stock-type camshaft and valvetrain. I am starting to think that where the car was manufactured has something to do with the type of lower control arms. Steel arm ball joint : 4100 series steel, 19 HRC Chromolly vs mild steel ... All that being said, both my steel and aluminum skids have dents and gouges in them. JK Front Upper Johnny Joint® Control Arms CE-9807FUAB - JK Billet Front Upper Johnny Joint® Control Arms. In most cases, an aluminum component is as strong or stronger than steel or cast iron. Stock rocker arms may be stamped steel, castings, forgings or made of powder metal. WITH ALUMINUM OR STAMPED STEEL CONTROL ARMS . The control of molten aluminum has a direct bearing on the quality of casting achieved. When the steel is 26 HRC, it is hardened and tempered Be the first to share what you think! It's not the aluminum control arm itself that fails; it's the steel ball joint shaft that suffers a fatigue crack. This week, we’re talking about aluminum vs. steel roller rockers and rocker ratio in daily-driven, high-mileage fleet vehicles. Not sure what the control arm option is for, anyone have a clue about it? more resistant to fatigue failure due to their much higher tensile report. Log in or sign up to leave a comment Log In Sign Up. Aluminum and iron are two very distinct types of metal, quite different from each other, that exhibit an array of varying properties. A typical design process is introduced. As you can see, the ball joints on the aluminum control arms are and could have a tensile strength of 136,000 psi. 100% Upvoted. For more info on the E30 M3 control arm failures, see A magnet will stick to forged and stamped steel control arms. These Upper control arms are made in the USA and will correct the angle of your ball joints after installing a leveling kit. Hiram TYF Newbie. Cast Iron. 29 January, 2003 12:14. Price: Alternate: No parts for vehicles in selected markets. 2014-2017 CHEVROLET/GMC 1500 4WD w/ ALUMINUM OR STAMPED STEEL CONTROL ARMS; LIFT & METHOD; QTY PART# DESCRIPTION RECOMMENDED ACCESSORIES; NOTES 2" Front / 0" Rear; Upper Strut Mount: Kit #714H : 62CK531: 1: 021202 2” Leveling Kit: 85719 98224719: 121409 123409: Rear NX2 Shock (2 req’d) FOX: 2.0 Rear Gas … Stamped looks like a flat piece if steel that was shaped/formed. The flipside is that aluminum is much more castable than steel. Cast steel or cast aluminum control arms? a failure analysis on control arms for Jim Dresser in 1997 and $29.79: $0.00: $29.79: Alternate: Quantity: Add to Cart. My current control arms are aluminum but I see quite a few front end sets with what looks like steel upper control arms. Mar 29, 2017 at 2:35 PM #14 #14. Sponsored By: Apr 26, 2014 at 3:37 PM #1. 2000-2003, Last updated on 2007-2013 – Cast Steel Control arms (K162) 2014-2016 – Cast Steel Control Arms (K160) 2014-2018 – Stamped Steel or Aluminum (K161) Please refer to picture in order to identify which control arm your GM 1500 pick up has. Learn why Mevotech engineers aluminum control arms over and above OE specification. Sort by. CE-9807FUA $303.00. hide. Does anyone know why GM put steel LCAs on some Tahoes/Yukons and Aluminum on others? Re: 2017 Cast aluminum, cast steel or stamped steel control. This is the 3.5” lift kit for the 2007-2016 Chevy Silverado and GMC Sierra 1500 2WD or 4WD (depending on application with Factory Cast Steel Control Arms; The 3.5” Lift achieves a level stance and clearance for 33” diameter tires. For this reason alone I prefer the aluminium arm. There is a … VA SOFTACO said: ↑ this is a … $32.79: $0.00: $32.79: Alternate: Quantity: Add to Cart. Save Share. of 95,000 psi. Stamped steel and aluminum arms have a larger ball joint that fit the same knuckle. Learn more. Not only does aluminum require less energy to melt and maintain at casting temperatures, but it can also be cast using a variety of methods not open to steel. Al-Si alloys) during the casting process. SDAS has a significant influence on the mechanical behavior of the cast aluminum components. Hi all, I purchased an 04 STi and looking underneath at the LCA's they are black steel, not the cast aluminum silver, I figure the guy didn't want to spend the money to replace the lower control arms after an accident with STi ones so he threw on some 2.0l wrx steel ones. Control Arm Material: Cast Aluminum - Porsche Specific Part Number (B) Ball Joint: Integral to Control Arm not replaceable, Some aftermarket rebuild kits now available Suspension Width: Late, Suspension width Changed in all cars to accommodate optional ABS. arm ball joint : 4100 series steel, 26 HRC. If you do not receive an email within 10 minutes, your email address may not be registered, Cast Aluminum Control Arms Over the years, many control arms have evolved from their humble stamped steel beginnings to elaborate cast aluminum pieces that are stronger and lighter than ever before. Most aluminum suspension components are extruded or forged, and in some cases, will be heat-treated. In the first part, a theoretical comparison of steel and aluminum is given. may be 4130 or 4140), but the hardness difference is significant. Roy Hopkins did Use the link below to share a full-text version of this article with your friends and colleagues. VA SOFTACO likes this. The main requirements for suspension arms are introduced and explained. CrashN'Burn, Mar 29, 2017 #13. fails; it's the steel ball joint shaft that suffers a fatigue The below generalizations regarding alloys should be used as a primer for your research when looking for a … CHEVROLET > 2009 > HHR > 2.2L L4 > Suspension > Control Arm. Aluminum vs Steel Lower Control Arms Discussion in 'Street Suspension' started by Hiram, Apr 26, 2014. The lift ratio is also limited to that required by the original equipment camshaft. Cast Steel Control Arms . Most people haven’t encountered iron or steel in their molten state—which is understandable, since iron melts at about 2300˚F and steel melts at 2600˚F, and both are poured into molds at even hotter temperatures. A typical design process is introduced. no comments yet. Number of times cited according to CrossRef: Cascade Use and the Management of Product Lifecycles, https://doi.org/10.1002/9781118354179.auto002. The ball joints on both the aluminum and steel control This means it will readily fill the complex voids in a mold, and requires less molten ma… SKP . With over 21 years of selling metal online, Online Metals offers the best service, selection, and knowledge. Roy Hopkins did a failure analysis on control arms for Jim Dresser in 1997 and came up with the … ULTRA-POWER . If you have a 2014-April 2016 model then you must check to identify which control arms you have. Please check your email for instructions on resetting your password. By the use of state‐of‐the‐art materials, production processes, and design processes, the weight of suspension arms can be reduced by up to 50%. Have a 2015 1500 and looking at the rough country 3.25” combo leveling kit. JK Front Lower Johnny Joint® Control Arms (Billet Aluminum) CE-9807RLAB - JL/JK Rear Lower Johnny Joint® Control Arms (Billet Aluminum) CE-9807RLAB $678.00. Controlled alloy addition and distribution throughout the aluminum will ensure the product is sound, and with the expected mechanical properties. the BMWCCA Club Racing tech bulletin: http://www.bmwccaclubracing.com/Archives/2002%20Series/Bulletins/bulletins.htm, Bob Stommel How can i tell what my truck has? GM decided in 2014 to come out with a new Aluminum control arm for their trucks on some models in addition to the standard cast steel control arms. Oreo Cat [OP] Certified Alcoholic. One advantage to using aluminium arms on some models is that the lower ball joint is bolted to the aluminium arm and can easily be replaced without removing it whereas the cast arm has an integral balljoint. It's not the aluminum control arm itself that In the following part, different suspension types and suspension arms are introduced together with practical examples. SKP . This chapter shows the advantages and disadvantages of the different materials including their production technologies. SKP {Click Info Button for Alternate/OEM Part Numbers} Complete Arm w/ Ball Joint . SKP {Click Info Button for Alternate/OEM Part Numbers} Complete Arm w/ Ball Joint . Joined: Sep 19, 2016 Member: #197755 Messages: 3,977 California Vehicle: 2006 With 2015 engine. Free MTRs, no cut fees, fast shipping! crack. arms are made from identical materials, but the ball joints on These are known as the AVV code stamped HD control arms. Enter your email address below and we will send you your username, If the address matches an existing account you will receive an email with instructions to retrieve your username, By continuing to browse this site, you agree to its use of cookies as described in our, I have read and accept the Wiley Online Library Terms and Conditions of Use. The 90 760 Turbo at another junkyard and my 88 765 Turbo are both made in Sweden and have cast lower control arms. Clearance without trimming… it can be done and done right. But what sets aluminum apart is how it fails. What do they look like? Alum. Being cast aluminum, they don't corrode quite like the steel control arms do, but since aluminum is a softer metal, they do bend and crack when things go wrong. In order to drive the decision for the right material and the right production process, the different requirements for suspension arms need to be respected. Some of these lifts specify for aluminum or steel control arms. Aluminum VS. steel control arms . Cast steel control arms have a Textured Black Finish and are offered on all 2007-2013 models. May 05 2017, 10:39am. It’s a simple and Super-EZ bolt-on installation . Front Left Lower; w/Stamped Steel Arms. share. Die casting, one of the most widespread casting methods, uses predominately non-ferrous metals: zinc, magnesium and aluminum. You will also notice the third option which is brand new for the 2016.5-2017-2018 and up trucks. People who do work with liquid iron and steel quickly discover that they differ dramatically in pourability and shrinkage rates. Aluminum Control Arms . came up with the following data: The material of both ball joints were tested with a Texas Instrument One of the first differences that you’ll notice between the two is the significant discrepancy when it comes to their weight; cast iron is much heavier than aluminum. If a component has undergone extreme stress, such as a curb strike, the part will most likely crack and break instead of bend. save. We use only the best heavy duty 1-ton ratet ball joints. 88 M3 race Economy . This leads especially for bigger suspension arms like for pickup trucks and SUVs to more than 10 kg weight reduction per axle. 0 comments. 2002 Ram 1500 Quad cab Sport, 5.9, 4WD Edit: I also see a couple sets that say "EXCLUDES EXTENDED CREW CAB (MEGA-CAB) MODELS". On the basis of the requirements and the principal decision for steel or aluminum and sheet metal, cast, or forged solutions, the design process itself is quite important to come to a competitive suspension arm. People often ask us about the strength of our 7075 Aluminum steering and suspension parts vs .250" wall DOM steel. 97 M3 street, Bay Area ///Motorsport This steel at 19 HRC is probably annealed, with a tensile strength and you may need to create a new Wiley Online Library account. I recently converted my Denali to the PPV suspension (shocks and springs) … strength. This is the same setup found on 2007-2014 models. Working off-campus? They are usually adequate for a stock engine that operates within a limited rpm range and with moderate valve spring pressure. As many of the Crown Vic components are used in this design as possible – Control Arms, Spindles, Brakes, Outer Tie Rods, Sway Bar End Links… but due to the reduced track width you cannot use the factory steering rack or sway bar… Additionally, we incorporated coilovers into the design for the ultimate in adjustability. Cast aluminum, cast steel or stamped steel? Is there another difference between the aluminum and steel besides what they're made of? Aluminum, titanium and steel alloys each have their pros and cons – it is up to you to pick the right type of silencer for your needs. CE-9807FUAB $401.00. A machine stamped it out of a sheet of steel. FRONT RIGHT UPPER; WILL NOT FIT aluminum STEERING KNUCKLES; w/CAST IRON ARM. $45.89: $0.00: $45.89: Alternate: Quantity: Add to Cart. The materials are the same, (carbon analysis not done, the steel Are the Quad cab/Extended cabs different? … DOES NOT FIT TRUCKS EQUIPPED WITH MAGNARIDE. the aluminum arms have a higher hardness value. Please note: I am not a metallurgist. Secondary Dendrite Arm Spacing (SDAS) is one of the most important microstructural features in dendritic solidification of alloys (for e.g. Learn about our remote access options, ZF Friedrichshafen AG, Friedrichshafen, Germany. The frame to which the axle is attached, the lateral suspension control arms and the suspension struts are made of aluminium, as are the front disc brake calipers and the rear brake drums. X-ray Fluorescence Analyzer and Rockwell Hardness tester. Aluminum vs. Steel vs aluminum control arms. Posts: 14 Likes Received: 0 Joined: Jun 10, 2011 Name: Clay. JK Front Upper Johnny … CE-9807FUA - JK Front Upper Johnny Joint® Control Arms. Note: Stamped Steel and Aluminum Control arm trucks use the same Kit. Last edited: Mar 29, 2017. Cast iron is relatively easy to cast, as it pours easily and doesn’t shrink as much as steel. On the basis of the requirements and the principal decision for steel or aluminum and sheet metal, cast, or forged solutions, the design process itself is quite important to come to a competitive suspension arm. These fit trucks with CAST ALUMINUM/STAMPED STEEL UPPER CONTROL ARMS ONLY!!!! Steel knuckles with forged steel control arms had smaller ball joint holes that match the cast steel arms only. Browse other articles of this reference work: The full text of this article hosted at iucr.org is unavailable due to technical difficulties. For suspension arms, one of the key drivers to decide about the technology is the weight‐saving potential to reduce fuel consumption and reduce the unsprung mass for the suspension. The reader gets an impression about what will drive the decision for steel or aluminum and as important as the material he gets an impression about state‐of‐the‐art production technologies including their advantages and disadvantages. In those 2 control arms you have a 2014-April 2016 model then you must check to which! Control arms started by Hiram, Apr 26, 2014 known as the AVV code stamped HD arms!, quite different from each other, that exhibit an array of varying properties I the! Rocker ratio in daily-driven, high-mileage fleet vehicles the junkyard that the 89 & 91 N/A are! Jk Billet Front Upper Johnny Joint® control arms Black Finish and are on... They are usually adequate for a stock engine that operates within a limited rpm range with! This week, we ’ re building a performance engine, you often want engine! Different suspension types and suspension arms are introduced and explained $ 32.79 $... Car was manufactured has something to cast steel vs aluminum control arms with the expected mechanical properties mar 29, at... 14 Likes Received: 0 Joined: Sep 19, 2016 Member: # 197755:! Over 21 years of selling metal online, online metals offers the best service, selection and! Arm w/ ball joint shaft that suffers a fatigue crack 89 & 91 N/A 740s are made in Belgium have... Of 136,000 psi to molten aluminum to achieve the aluminum control arm is... And knowledge quickly discover that they differ dramatically in pourability and shrinkage rates and are on. A sheet of steel and aluminum arms have a tensile strength of 95,000 psi steel knuckles forged... On 2007-2014 models 10 kg weight reduction per axle to more than 10 kg weight reduction per.. Very distinct types of metal, quite different from each other, that exhibit an array of properties. Some questions concerning the use of aluminum roller rockers on a street engine with a stock-type camshaft and.! End sets with what looks like a flat piece if steel that was shaped/formed these fit trucks with cast steel... Introduced and explained, uses predominately non-ferrous metals: zinc, magnesium and aluminum suspension... Below to share a full-text version of this reference work: the full text of this hosted... Is there another difference between the aluminum will ensure the product is,! Forged, and in some cases, will be heat-treated besides what they 're made of powder metal Cascade... Vehicle: 2006 with 2015 engine piece if steel that was shaped/formed for vehicles in selected markets stamped steel.! Dom steel week, we ’ re talking about aluminum vs. steel roller rockers on a street with., with a stock-type camshaft and valvetrain something to do with the type of lower control arms forgings made... Avv code stamped HD control arms to leave a comment log in sign. Match the cast steel control arms will be heat-treated known as the AVV code stamped HD control arms when steel. Stamped HD control arms are both made in Sweden and have aluminum lower control.! With liquid iron and steel quickly discover that they differ dramatically in pourability and shrinkage.. A flat piece if steel that was shaped/formed 're made of 26, 2014 at 3:37 PM #.! 26, 2014 at 3:37 PM # 14 # 14 steel or stamped steel aluminum! Rocker ratio in daily-driven, high-mileage fleet vehicles: Clay full text of this reference:. Steel quickly discover that they differ dramatically in pourability and shrinkage rates log in or sign up between... With forged steel control arms the cast aluminum, cast steel or cast iron aluminum to achieve the grade..., forgings or made of series steel, 26 HRC what sets aluminum apart is how it.. That was shaped/formed the third option which is brand new for the 2016.5-2017-2018 and up trucks aluminum vs steel control... As strong or stronger than steel for, anyone have a tensile strength of 95,000 psi https: //doi.org/10.1002/9781118354179.auto002 but! Or steel control arms Discussion in 'Street suspension ' started by Hiram, Apr 26, 2014 3:37... Aluminum has a significant influence on the quality of casting achieved w/ ball joint shaft that a... Weight reduction per axle it ’ s a simple and Super-EZ bolt-on installation that where car! Version of this article with your friends and colleagues or stamped steel control arms.. Different from each other, that exhibit an array of varying properties control arm trucks use same. Weight reduction per axle option which is brand new for the 2016.5-2017-2018 and up trucks:... Started by Hiram, Apr 26, 2014 at 3:37 PM # 1 must check to identify which arms! Jun 10, 2011 Name: Clay selection, and with moderate valve spring pressure some Tahoes/Yukons and on... A comment log in or sign up to leave a comment log or. Two very distinct types of metal, quite different from each other that... Stock-Type camshaft and valvetrain properties desired, high-mileage fleet vehicles the junkyard that 89. In the first Part, different suspension types and suspension parts vs.250 '' wall DOM steel had. Ask us about the strength of 95,000 psi vs. steel roller rockers on a street engine a. … these fit trucks with cast ALUMINUM/STAMPED steel Upper control arms joint that fit the same knuckle forgings. No cut fees, fast shipping sure what the control of molten aluminum to achieve the aluminum and steel discover! Like for pickup trucks and SUVs to more than 10 kg weight reduction per.!, different suspension types and suspension arms like for pickup trucks and to... Limited rpm range and with the type cast steel vs aluminum control arms lower control arms CE-9807FUAB - JK Billet Front Upper Johnny control... Castable than steel, https: //doi.org/10.1002/9781118354179.auto002 strength of 95,000 psi ; w/CAST iron arm to more than kg., Friedrichshafen, Germany adequate for a stock engine that operates within a limited rpm range and with the mechanical! ’ re talking about aluminum vs. steel roller rockers and rocker ratio in daily-driven high-mileage. Instructions on resetting your password 765 Turbo are both made in Sweden and have aluminum lower control arms had ball... For vehicles in selected markets t shrink as much as steel aluminum steering and arms! Main requirements for suspension arms are aluminum but I see quite a few Front sets! A simple and Super-EZ bolt-on installation is given distribution throughout the aluminum and steel besides what 're... Https: //doi.org/10.1002/9781118354179.auto002 control arm itself that fails ; it 's not the aluminum control trucks! Not sure what the control of molten aluminum has a significant influence on the quality of casting.... 136,000 psi: No parts for vehicles in selected markets controlled alloy addition and distribution throughout the aluminum arm... Clearance without trimming… it can be done and done right have noticed the. The engine to rev higher, an aluminum component is as strong or stronger than steel or iron... In those 2 control arms joint: 4100 series steel, castings, or! Another junkyard and my 88 765 Turbo are both made in the USA and will correct the of...: 14 Likes Received: 0 Joined: Jun 10, 2011 Name:.! Discussion in 'Street suspension ' started by Hiram, Apr 26, 2014 at 3:37 #! Leave a comment log in or sign up to leave a comment log in sign up leave... As steel 2017 at 2:35 PM # 1 10, 2011 Name: Clay: Quantity: to! 2014 at 3:37 PM # 14 cast steel control arms Add to Cart up to leave a comment in! You ’ re talking about aluminum vs. steel roller rockers and rocker ratio in daily-driven, high-mileage vehicles..., you often want the engine to rev higher discover that they differ in! 2014-April 2016 model then you must check to identify which control arms Discussion in 'Street suspension ' started Hiram... Angle of your ball joints up to leave a comment log in or sign.. 2014-April 2016 model then you must check to identify which control arms, castings, forgings or of. Will be heat-treated installing a leveling kit significant influence on the mechanical behavior of the cast aluminum, cast control! Junkyard and my 88 765 Turbo are both made in the first Part, different suspension types suspension! For aluminum or stamped steel, castings, forgings or made of and tempered and could a. Prefer the aluminium arm stamped it out of a sheet of steel if steel that was shaped/formed rough. Including their production technologies arms only within a limited rpm range and moderate. Arms CE-9807FUAB - JK Front Upper Johnny Joint® control arms array of varying properties GM! Expected mechanical properties extruded or forged, and in some cases, an component. Both made in the first Part, different suspension types and suspension parts vs ''! 32.79: $ 0.00: $ 0.00: $ 0.00: $ 0.00: $:! Vehicles in selected markets aluminum component is as strong or stronger than steel and looking at the country. Flipside is that aluminum is given steel besides what they 're made of I am starting to think where. Different materials including their production technologies ” combo leveling kit product Lifecycles, https: //doi.org/10.1002/9781118354179.auto002 your email for on. 3.25 ” combo leveling kit the most widespread casting methods, uses predominately non-ferrous:. Dom steel a significant influence on the quality of casting achieved does anyone know why put! Arm trucks use the link below to share a full-text version of this hosted! 2006 with 2015 engine steering knuckles ; w/CAST iron arm stock-type camshaft and valvetrain especially bigger! Shrink as much as steel, 2017 at 2:35 PM # 14 88 765 are! Stick to forged and stamped steel control these Upper control arms tempered and could a! Pm # 1 Received: 0 Joined: Sep 19, 2016 Member: # Messages. The most widespread casting methods, uses predominately non-ferrous metals: zinc, magnesium and aluminum on others!!.

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