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View Full Version : Hotchkis 2nd Gen F-Body Geometry Corrected A-Arms


Hotchkis
06-15-2009, 10:35 AM
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SUPERCAR HANDLING FOR 2nd GEN F-BODIES
New Geometry-Corrected A-Arms For 1970-81 Camaro & Firebird

Upper Arm Features:

* Increased Caster for high speed stability
* Increased Camber gain for improved cornering traction
* Silver zinc plated, 4130 chromoly offset billet cross-shaft.
* Offset Cross-Shaft for static negative camber improves alignment.

Lower Arm Features:

* Revised geometry for superior handling performance
* Aluminum adjustment shims allow ¼" - ½" ride height adjustment.
* CAD designed and analyzed by FEA software for maximum strength
* Increased structural rigidity due to CNC machined inset spring cup.

From split-bumper '70 Z28s to low-slung "Bandit" Trans Ams, second generation F-Bodies are storming the muscle car scene, thanks to a plentiful supply of inexpensive cars that are easily modified for serious performance. Now you can dramatically improve the overall handling, high-speed stability and tire adhesion of any 1970-81 Camaro, Firebird or Trans-Am with new Geometry-Corrected Upper and Lower Tubular A-Arms from Hotchkis.

Designed for easy bolt-on installation and track-dominating performance, Hotchkis Upper Tubular A-Arms increase caster for improved high speed stability and camber gain during turning, thereby increasing front tire traction for maximum driving performance. A 4130 Chromoly offset billet cross shaft creates increased static negative camber without a large alignment shim stack, improving overall alignment and creating added clearance for headers. The arms are fabricated from fully TIG welded1.25-inch tubular steel, come with pre-installed upper ball joints, smooth operating Delrin bushings and Polyurethane droop stops.

Hotchkis Tubular Lower A-Arms for the 2nd Gen F-Body use new, race-proven geometry that repositions the ball joints for increased caster and an improved camber curve. Adjustable spring shims allow you to fine-tune ride, and Delrin bushings allow the arms to move smoothly throughout the travel arc. Like Hotchkis Upper A-Arms, they are fully gusseted and TIG welded for maximum strength and come ready to install complete with ball joints, height shims, bump stops and Polyurethane coil spring locators.

Like all Hotchkis Performance suspension products, 2nd Gen F-Body Tubular A-Arms are finished in durable gloss black powdercoat and are designed, tested and manufactured in the USA using the best materials available. To preview the entire line of Hotchkis Sport Suspension parts and components, please visit www.Hotchkis.net, email [email protected], or contact Hotchkis Performance, 12035 Burke Street Suite 13, Santa Fe Springs, CA 90670, 877-4-NOROLL, 877-466-7655.

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http://maildogmanager.com/pics/KahnMedia/library/hotchkis_2nd_gen_upper_a_arms_thumb.jpg

http://maildogmanager.com/pics/KahnMedia/library/hotchkis_2nd_gen_lower_a_arm_thumb.jpg

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skatinjay27
06-15-2009, 04:00 PM
looks like a great product as always from hotckis, but i checked the website and saw the price...:wow:
over $1600 for a set of uppers and lowers,let alone the lowers are 900 bux.
Im interested to know why whoevers incharge of pricing marked them so high?
i guess i could understand if this was 5 years ago when there woulnt have been any other competition for them since back then the only option were just street rod factory speq'ed ones but thats not the case any longer.
at that price its make the DSE's look like a budget option.

Hotchkis
06-17-2009, 02:30 PM
Hi AJ,

You're right, there certainly are more companies on the market offering suspension systems for muscle cars than ever before. However just because an A-Arm is made out of tubular steel and finished in black powdercoat doesn't mean its the same as all the others.

Hotchkis 2nd Gen F-Body A-Arms have some key features that none of the other companies offer. Take a look at our lower control arm spring cup and compare it with others on the market. Everyone else puts a few stitch welds onto a cup that sits between the tubes. On our arm, we notch-cut the tube for a precise press fit with the CNC machined integral spring cup, then fully TIG weld the whole thing. It creates a much stronger, more rigid final product.

We also include stackable CNC cut ride height shims that allow you to fine tune the ride height for perfect stance. Finally, all our arms are designed in CAD, then FEA tested for strength, then track tested for performance before the first production part is ever assembled, and we use all-domestic materials and hardware. We recognize that some consumers are willing to pay a little more for a quality product they know will perform that's designed, tested and manufactured in the USA.

As for the actual price point, if you check withe some of our dealers (here on the board and elsewhere) you'll find they run sales all the time with lower prices that are the same as, or even lower than some of the companies you mentioned. Let me know if you have any questions.

http://www.hotchkis.net/_uploaded_files/gm_a-body_tubular_upper_a-arms_stock_spindleproducts382image_3.jpg
http://www.hotchkis.net/_uploaded_files/gm_a-body_tubular_lower_a-armsproducts72image_2.jpg

70rs
06-17-2009, 03:13 PM
Good to see yet another quality product for the second gen crowd. I have not purchased any of my suspension components yet abd the list of possibilities just keep growing.
I agree with the price point made by AJ. I will search around and see what the actual retail prices are looking like though.
Thanks for the additional information Hotchkis.
Eric

The video was pretty cool too.