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Hotchkis adjustable upper arms, Technical information – Hotchkis 1206AA 73-77 GM A-Body Dbl Adjustable Upper Trailing Arms User Manual

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HOTCHKIS ADJUSTABLE UPPER ARMS

TECHNICAL INFORMATION

Hotchkis arm compared with stock arm center-to-center distances


1201A

(‘78 - ‘88 A & G Bodies)

stock arm

= 11.130”

HP longest

= 11.630”

HP shortest = 10.912”
(end of threaded portion can be ground
1/4” to achieve 10.662” center-to-center)

1202A

(‘68 - ‘72 A-Body)

stock arm

= 10.275”

HP longest

= 10.775”

HP shortest = 10.057”
(end of threaded portion can be ground
1/4” to achieve 9.807” center-to-center)

1203A

(‘64 - ‘67 A-Body)

stock arm

= 12.800”

HP longest

= 13.300”

HP shortest = 12.582”
(end of threaded portion can be ground
1/4” to achieve 12.332” center-to-center)

1204A

(‘79 - ‘98 Mustang)

stock arm

= 9.313”

HP longest

= 9.813”

HP shortest = 9.095”
(end of threaded portion can be ground 1/4” to achieve 8.845” center-to-center)