1994 MAZDA MX-5 wheel size

OUTLINE OUTLINE Front axle Rear axle Differentlal Drive shaft Item I Specifications TY pe Bearing Double-wishbone Angular ball bearing Maximum wheel bearing play mm {in} TY pe Bearing 0.05 {0.002} Double-wishbone Angular ball bearing Maximum wheel bearing play mm {in} Type Reduction gear Reduction ratio Oil I Viscosity 0.05 {0.002} -- ---- Differential gear Ring gear size mm {in} Grade Above -1 8°C {O°F}: SAE 90 Below -1 8°C {O°F}: SAE 80 Standard Hypoid gear Straight-bevel gear 182.88 {7.20) API service GL-5 I Capacity L {US qt. imp qt} I 1 .OO {I .06,0.88) "TORSEN" LSD Worm gear 4.100 TY ~e Length mm {in} Constant velocity (double offset) joint 640.6 I25.220) 45UOMX-00 Gartner Banana

DRIVE SHAFT M TAPE 45UOMX-031 DIFFERENTIAL SlDE WHEEL SlDE 45UOMX-031 SNAP RING GROOVE I 45UOMX-032 Boots 1. Wrap the shaft splines with tape. 2. Remove the boot. Assembly note Boots 1. Before putting the boot onto the shaft, wrap the shaft splines with tape. 2. lnstall the wheel-side and differential-side boots, noting the shape and size of each one in the figure. Outer diameter of large boot end Differential side : 87.4mm (3.441 in) Wheel side : 90.8mm (3.575 in) Cage, inner ring, and balls 1. Align the marks and install the balls to the inner ring. 2. Install the cage, inner ring, and ball assembly to the drive shaft in the direction shown in the figure. The larger diameter of the (age should be) facing the snap ring groove. 3. Install a new snap ring in the drive shaft snap ring groove. 4. Apply the specified grease (molybdenum disulfide) to the joints and boots. Total quantity Differential side : 75-95 g (2.65-3.35 oz) Wheel side : 55-75 g (1.94--2.65 oz) Gartner Banana

Q OUTLINE, TROUBLESHOOTING GUIDE OUTLINE Wheels SPECIFICATIONS Tires -2 TROUBLESHOOTING GUIDE Temporary spare 14x4T - - TY Pe Item Size Offset mm {in) Pitch circle diameter mm {in) Material Size Air pressure kPa {kgf/cm2, psi} Standard 14x5 112-JJ 45 11.77) 1 00 (3.94) Aluminum Alloy 185160R14 82H 177 {I .8, 26) Page Excessive or irregu- tar tire wear Premature tire wear Tire squeal body vibration I Unbalanced wheel@) 1 Adjust I Q-5 Steel T1 l5/7ODl4 41 2 {4.2,60) Action Problem 1 Tre deterioration 1 Replace I - I Deformed wheel(s) or tire(s) I Repair or replace I - Possible Cause Refer to page Q-4 for details. Road noise or I Insufficient tire pressure [ Adjust Incorrect tire pressure ( Adjust Incorrect tire pressure 1 Adjust Q-3 Q-3 0-3 Shake [Steering wheel "Ibrates Excessive tire and wheel runout Loose lug nuts Unbalanced wheel(s) Insufficient tire pressure Unevenly worn tires Malfunction of shock absorber Loose shock absorber mounting bolts Stuck or damaged lower arm ball joint Cracked or worn suspension bushings Shimmy (Steering wheel vibrates lefiIright) Replace Tighten Adjust or replace Adjust Replace Replace Tighten Replace Replace Irregular tire wear Excessive tire and wheel runout Loose lug nuts Unbalanced wheel(s) - Q4 Q-5 Q-3 - section R section R section R section R Cracked or worn engine mount Cracked or worn steering gear mount Loose steering gear mounting bolts Stuck or damaged steering ball joint I Damaged or worn front wheel bearing ( Replace ( section M Replace Replace Tighten Adjust or replace I Improperly adjusted front wheel alignment 1 Adjust I section R Uneven (one-sided) I Unequal tire pressures 1 Adjust 1 Q-3 - - Q-4 Q-5 Replace Replace Tighten Replace section B section N section N section N braking Steering wheel I Incorrect tire pressure 1 Adjust doesn't return properly or pulls to either left or right . General driving Instability Excessive steering (2-3 wheel play Irregular tire wear (lefthight) Unequal tire pressures Different types or brands of tires mixed (leftlright) Loose lug nuts Unequal tire pressures Damaged or unbalanced wheel(s) Loose lug nuts Loose lug nuts I 15UOQX-00 Replace Adjust Replace Tighten Adjust Replace or adjust Tighten Tighten - Q-3 - Q-4 Q-3 Q-5 Q-4 Q-4 Gartner Banana

TECHNICAL DATA --- M. FRONT AND REAR AXLES Specifications TY pe Bearing Angular ball bearing 0.05 10.002) Front axle Rear axle - Wheel bearing play mm {in) I Maximum Bearina Anaular ball bearina . .. Wheel bearina plav mm {in) I Maximum " " 0.05 {0.002) 'TORSEN" LSD I Standard TY pe Reduction aear Hvpoid sear Reduction ratio Differential aear 4.100 Worm near ("1ORSEN"LSD) I Straiaht-bevel gear - - Ring gear size mm {in) 1 Grade 182.88 17.201 API service GL-5 Oil 1 Viscosity Above -18°C {O°F): SAE 90 Below -18°C {O°F): SAE 80W Differential Capacity L {US at. Imp at) Locknut tightening torque: 128-284 N.m {I 3-29 kgf.m, 94.1-209.7 ft.lbf) Drive pinion preload (without oil seal) TORSEN" is a Backlash mm {in) . , egistered trademark of ZEXEL-GLEASON US, Side gear and pinion gear Final gear , INC Length (Pilot section to pilot section) mm (in N. STEERING SYSTEM Steering wheel Outer diameter mm {in} 1 370 11 4.6) Type item Free play mm {in) I 630 {O-1.18) Wheel effort N (kaf, Ibfl 14.9--29.4{0.5--3.0, 1.1-4.6) 123.545.3 12.A4.6,5.3--8.0) turns I 3.36 1 2.8 I 1 Manual steering Steering Shaft Shaft type I Collapsible, non-tilt Power steering Joint type I 2-cross joint Power steering system Gear ratio 1 m (infinite) Rack stroke rnm {in) I 121 .O 14.76) Power assist type Engine speed sensing Power steering fluid Fluid capacity L {US qt, Imp qt} Fluid pressure kPa {kgf/cm2, psi) Gear type - - ATF DexrongII oi M-111 0.8 {0.85,0.70) 7,603--8,339 (77.5850, 1 ,I 02-1,209) Rack-and-pinion Gartner Banana

TECHNICAL DATA TD P. BRAKING SYSTEM 3rake pedal Waster cylinder 'ront brake :Disc) Rear brake [Disc) Parking brake Power brake unit Rear wheel hydraulic control system -. . . . . Free play mm {in) I 4--7 {0.16--0.28) Item Heiaht (with car~et) mm {in) Reserve travel (without carpet, clearance when pedal is depressed at 589 N (60 kgf, Specifications 171-1 81 {6.73-7.13) . ,~ I Bore mm {in} I 22.22 (0.87) 132 Ibi)) mm {in) 1 Tv~e Tandem . . Fluid type Type Disc plate runout mm {in) [ 0.1 {0.004) max. Wheel cvlinder bore mm {in) I 51.1 i2.011 . . FMVSS116, DOT-3 Disc ~hickness of pad mm {in) Thickness of disc plate mm {in) I I . . Wheel cylinder bore mm {in) I 31.75 (1.25) Standard Limit .%mhd Limit Lever notches 1 7 n 8.0 I0.31) 1 .O (0.041 20.0 {0.79) 18.0 {0.71} . . Disc 8.0 {0.31) 1 .O i0.04) 9.0 10.35) . , TY pe Thickness of pad mm {in) Thickness of disc plate Tvoe I Sinale diawhraam Standard Limit &mdard mm {in) (Pulled at 196 N (20 kgf, 44 Ibf)) ,r- I " . - Diameter mm {in) I 21 4 (8.0) Limit 1-3 Push rod-to-piston clearance mm (in) When vacuum applied to the unit is approx. 66.7 kPa (500 mmHg, 19.7 inHg} 0.1-0.4 (0.004--0.016) Fluid pressure per treading force kPa {kgf/cm2, psi)/N {kgf, Ibf) Tv~e Q. WHEELS AND TIRES 1,079-1,177 {ll-12, 15&171)/196 (20,441 at 0 kPa 10 mmHg, 0 inHg) min. 5,199~5,494 {53-56, 754--796)/196 {20, 44) at 66.7 kPa (500 mmHg, 19.7 inHg} min. PBV Bend portion (Rear brake pressure) kPa {kgf/cm2, psi) 2,943 {30,427) Wheel Temporary spare 14x4T TY Pe ltem 1 Size Standard 14x5 112-JJ Offset mm {in) Pitch circle diameter mm {in) Material Tire Wheel and tire I 45 {I .77) 100 (3.94) Aluminum allov Steel Size Air pressure kPa {kgf/cm2, psi) 185/60R14 82H 179 11.8, 26) Runout limit mm {in) 1 TI 1 5/70D1 4 41 5 (4.2, 60) Horizontal Vertical 2.0 {0.079) 1.5 10.059) 10 (0.35) Maximum unbalance (at rim edge) 9 {oz) Gartner Banana