Mazda Miata - Collected Spring Rates


Spring rates as collected from various sources, puppetmaster-robotics.com, Miata.net, Miata Mailing List, and manufacturer data.Errors/corrections and new data: \[EMAIL=“mherbst@puppetmaster-robotics.com”\]mherbst@puppetmaster-robotics.com\[/EMAIL\]Manufacturer & Type YearFrontRearLinear / ProgressiveR/F RatioOpt. Rates?CommentsMazda OEM1990164.17.0096.94Linear59.0%NoRed Dot Front, Blue Dot RearMazda - Manual Trans1991164.17.0096.94Linear59.0%NoRed Dot Front, Blue Dot RearMazda - Auto Trans1991153.52.0093.53.00Linear60.9%NoWhite Dot Front, Orange Dot RearMazda - Manual Trans1992164.17.0096.94Linear59.0%NoRed Dot Front, Blue Dot RearMazda - Auto Trans1992153.52.0093.53.00Linear60.9%NoWhite Dot Front, Orange Dot RearMazda - Manual Trans1993164.17.0096.94Linear59.0%NoRed Dot Front, Yellow Dot RearMazda - Auto Trans1993153.52.0093.53.00Linear60.9%NoWhite Dot Front, Green Dot RearMazda - Manual Trans1994153.52.0096.94Linear63.1%NoWhite Dot Front, Yellow Dot RearMazda - Auto Trans1994153.52.0093.53.00Linear60.9%NoBlue2 Dot Front, Green Dot RearMazda OEM 'R Packag1997153105Linear68.6%NoMazda OEM Stock1999162118Linear72.8%NoMazda OEM Sport1999168130Linear77.4%NoApex\*89-'97275175Linear63.6%No\*I've seen conflicting rates for Apex springs. Most vendors won't tell you what they are.Bilstein PSS-9 Coilover1999+342342Linear100.0%NoBilstein Pro Susp. C/O1999+242-282242-282Progressive100%\*\*No\*\* Front/Rear ratio will vary with compression on Progressive SpringsCusco Zero-2 Coilover???336280Linear83.3%YesEibach Pro-Kit89-'97228137Linear60.1%NoEibach Pro-Kit1999+228137Linear60.1%NoFlying MiataALL342228Linear66.7%NoDifferent p/n for NA/NB Springs, same ratesGround Control CoiloverALL375250Linear66.7%YesH&R89-'97240-270220-260Progressive\*\*No\*\* Front/Rear ratio will vary with compression on Progressive SpringsH&R1999+????Progressive\*\*No\*\* Front/Rear ratio will vary with compression on Progressive SpringsJackson Racing89-'97176110Linear62.5%NoRacing Beat Street Kit89-'93209111Linear53.1%NoRacing Beat Street Kit94-'97209113Linear54.1%NoRacing Beat Street Kit99-'00207145Linear70.0%NoRacing Beat Street Kit01+207145Linear70.0%NoRacing Beat Race Kit89-'93226122Linear54.0%NoRacing Beat Race Kit94-'97226124Linear54.9%NoSpax CoiloverALL315315??100.0%??Spec MiataALL700325Linear46.4%NoTein S-Tech89-'97235168Linear71.5%NoTein S-Tech1999+235173Linear73.6%NoTein Type-HA Coilover89-'97280224Linear80.0%YesSprings same, but different dampening for NA/NB Type-HA kitsTein Type-HA Coilover1999+280224Linear80.0%YesNA/NB Top hats also different, but using pillowball upper mounts allows interchangeability.Tein Type-Flex CoiloverALL396336Linear84.8%YesDifferent p/n for NA/NB Springs, same ratesTein Type-RA CoiloverALL448392Linear87.5%YesDifferent p/n for NA/NB Springs, same ratesTein Type-SS CoiloverALL396336Linear84.8%YesReplaces Type-HATuckin N1 Racing C/OALL672616Linear91.7%YesDifferent p/n for NA/NB Springs, same ratesTuckin N1 “Tuned” C/OALL728616Linear84.6%YesReplaces Type-HAEvolution of My Setup:Mazda - Manual Trans1994153.52.0096.94Linear63.1%NoWhite Dot Front, Yellow Dot RearTein Type-HA Coilover89-'97280224Linear80.0%YesPillowball Upper Mounts in Rear, OEM swaybars. OVERSTEERTein Type-HA Coilover89-'97280168Linear60.0%YesPillowball Upper Mounts in Rear, OEM swaybars. Ride height: 12.75“ Front, 12.75” Rear NEUTRAL; Possible Coil Bind?Tein Type-HA Coilover89-'97280168Linear60.0%YesPillowball Upper Mounts in Rear, plus RB solid front swaybar (15/16“) Ride height: 12.75” Front, 13.25“ Rear UNDERSTEER; Definite Coil BindTein Type-HA Coilover89-'97336224Linear66.7%YesPillowball Upper Mounts in Rear, plus RB solid front swaybar (15/16”) Ride height: 12.75“ Front, 13.25” Rear

Creato il: 10-10-2012 Ultimo Aggiornamento: 23-10-2012 Autore: Matsuda