bolt pattern is 5 x 4.75
What is the bolt pattern on a 1990 Cadillac Fleetwood brougham 350
The bolt pattern on a vehicle is the imaginary circle that would be formed by the wheel lugs. On a 1996 Cadillac Fleetwood the bolt pattern is 5 lug 5 inch or 127 millimeter standard offset.
http://www.discountedwheelwarehouse.com/Cadillac___Vehicle_Bolt_Pattern_Reference.cfm here are the bolt patterns
87 and up 5x115mm
5 x 4.75
5 X 127 or 5 X 5
Stock is 16x7 inches, 5x114.3mm bolt pattern (5x4.5 inches), +37mm offset. -Jeff Lange- from Supramania
87 octane
NO vac pump in the '79 87&89 Brougham 85-87 deville 89-93 deville 86-86 eldorado 85-87 fleetwood 89-93 fleetwood 86-86 Seville
The lug pattern for a Cadillac Fleetwood is 5x127. On the other hand the lug pattern for a Cadillac Fleetwood FWD is 5x115.
The 91-96 Buick Roadmaster as well as the rest of the b-body (Impala ss Caprice Fleetwood) line have 5x5 bolt pattern same as 90's models 2 wheel drive tahoes and silverado pick ups
'87 thru '96. Maybe other years too. 2005 and up.