1. Ball joint, upper (2 per car)
GM 88911387 ACD 45D0016 = NAPA Chassis Parts 260-1091 = Raybestos 500-1016
K5208 is Moog equivalent part (fit/form/function)
2. Ball joint, lower, 5/8" (2 per car)
GM 88911522 ACD 45D2024 = NAPA Chassis Parts 260-1124 = Raybestos 505-1024
K6141T is Moog equivalent part
NOTE: ONLY installed on late 95 and all 96 *SEO* 7B3 suspension configured vehicles--includes 9C1 sedans and late production 1A2 wagonsNOTE: DO NOT attempt to install in control arms made for 9/16" ball joints
NOTE: Recommend use of larger OE castle nut, PN 14054921, when installing this ball joint--instead of nut that comes with ball joint kit. Hex size is 1-1/16", provides greater load surface area against knuckle surface.
NOTE: *SEO* - Special Equipment Option - primarily police car application components, suspension spec 7B3NOTE: For upgrade to 5/8" lower ball joints, use knuckle 18021377 & 18021378 (B-body with ABS) with correct lower control arms fitted with 5/8" ball joints. Must modify or replace existing lower control arms if changing from 9/16" ball joints.
3. Ball joint, lower, 9/16" (2 per car)
GM 88911524 ACD 45D2026 = NAPA Chassis Parts 260-1130 = Raybestos 505-1026
K6145T is Moog equivalent part
NOTE: Used on ALL 91-96 non-SEO applications and all SEO (9C1/1A2) applications 91 to mid-95
NOTE: As above, recommend use of larger OE castle nut, PN 3983037, when installing this ball joint--hex size is 15/16".
NOTE: Replacement knuckles for 9/16" lower ball joints are 18021052 & 18021053 (B-body with ABS)
4. Ball joint, lower, 9/16" (2 per car)
GM 88911525 ACD 45D2027
(optional oversize press-fit)
96BBB 28K 3.42 Bolt-ons
95BBB 100K 3.73 383 New DD...already
fixt the 4L60E twice
95 Black WB4 Hole...ee...grail
96 Black WB4 No holes in this
95BBB 189K 3.08 Old DD