steeringcolumnthe shaft andhousingconnecting thesteering wheelto the steeringgearcasterthe tilt of thesteering axiswhen viewedfrom the side(forward orrearward tilt)controlarm(upper/lower)a suspensionlink that locatesthe wheel andallows verticalmotionjounce/reboundbumperlimitssuspensiontravel at theextreme endsof movementrideheightthe verticaldistance betweenthe vehicle’schassis and theground (or frameand axle)powersteeringpump /control valvehydraulic orelectriccomponentsthat reducesteering effortstrutmount/bearingthe top mountingpoint of a strutassembly, oftencontaining abearing forsteeringmovementsteeringratiothe amount ofroad wheelturn comparedto steeringwheel inputshockabsorber(damper)a componentthat controlsspringoscillations andmotiondampingtie rodendconnects thesteering linkageto the steeringknuckle,transferringsteering motionthrustanglethe direction therear wheelspush the vehiclerelative to thecenterline of thevehicleundersteer/oversteerhandlingconditions wherethe vehicle turnsless (understeer)or more(oversteer) thanintendedcamberthe tilt of the wheelor tire inward oroutward whenviewed from thefront of the vehiclewheeland tireserviceincludesbalancing,mounting,inflation,rotation, andinspectionwheelimbalanceuneven weightdistribution in awheel/tireassemblycausingvibrationcontrolarmbushinga rubber orelastomericmount thatcushions andlocates thecontrol armwheeloffsetthe distancefrom the wheel’smountingsurface to itscenterline;affects fitmenttoe-in/toe-outthe angle the tiresare pointed toward(toe-in) or awayfrom (toe-out)each other whenviewed from abovenegativecamber/positivecambertop of the tiretilts inward(negative) oroutward(positive)power-steeringbelt/pulleydrives thepowersteering pumpin manyvehiclesshort-arm/long-arm (SLA)suspensiona frontsuspensiondesign usingunequal lengthcontrol armsridequality/ridecomfortthe feel of thevehicle throughsuspensionmovement anddampinganti-rollbar (swaybar)/ swaybar linkconnects bothsides of thesuspension toreduce bodyrollthrustlinethe direction inwhich the rearaxle pushesrelative to thevehicle’scenterlinetorsionbara springingmember thatresists twistand sets rideheight andspring rateairsuspensionuses airsprings insteadof conventionalcoil or leafspringsstrutassemblycombines ashock absorberwith a structuralcomponentsupporting thechassisrackpiston /sectorshaftinternal parts ofa steering gearthat can causeplay orlooseness ifwornlostmotionexcessive freeplay in steeringbefore wheelmovementoccurswheelalignmentadjustingcamber, caster,toe, and thrustangle to meetvehiclespecificationsballjointa pivot pointallowing multi-directionalmovement,connecting controlarms and steeringknucklessteering gear(rack andpinion /recirculatingball)convertssteeringwheel inputinto wheelmotioncastertrail/steeringtrailthe distancebetween the tire’scontact patch andthe steering axisintersection pointthrustangleadjustmentaligning therear axlethrust line withthe vehicle’scenterlineloadleveling/heightsensingsystems thatadjustsuspensionheight undervarying loadscamberchangeduringrebound/compressionvariation incamber angleas thesuspensionmoves up ordownspringratethe stiffnessof a spring;resistance tocompressionbindingwhen asteering orsuspensionpart does notmove freelyidler arm/pitmanarmsteering linkagecomponentsthat support ortransfersteering motionsteeringcolumnthe shaft andhousingconnecting thesteering wheelto the steeringgearcasterthe tilt of thesteering axiswhen viewedfrom the side(forward orrearward tilt)controlarm(upper/lower)a suspensionlink that locatesthe wheel andallows verticalmotionjounce/reboundbumperlimitssuspensiontravel at theextreme endsof movementrideheightthe verticaldistance betweenthe vehicle’schassis and theground (or frameand axle)powersteeringpump /control valvehydraulic orelectriccomponentsthat reducesteering effortstrutmount/bearingthe top mountingpoint of a strutassembly, oftencontaining abearing forsteeringmovementsteeringratiothe amount ofroad wheelturn comparedto steeringwheel inputshockabsorber(damper)a componentthat controlsspringoscillations andmotiondampingtie rodendconnects thesteering linkageto the steeringknuckle,transferringsteering motionthrustanglethe direction therear wheelspush the vehiclerelative to thecenterline of thevehicleundersteer/oversteerhandlingconditions wherethe vehicle turnsless (understeer)or more(oversteer) thanintendedcamberthe tilt of the wheelor tire inward oroutward whenviewed from thefront of the vehiclewheeland tireserviceincludesbalancing,mounting,inflation,rotation, andinspectionwheelimbalanceuneven weightdistribution in awheel/tireassemblycausingvibrationcontrolarmbushinga rubber orelastomericmount thatcushions andlocates thecontrol armwheeloffsetthe distancefrom the wheel’smountingsurface to itscenterline;affects fitmenttoe-in/toe-outthe angle the tiresare pointed toward(toe-in) or awayfrom (toe-out)each other whenviewed from abovenegativecamber/positivecambertop of the tiretilts inward(negative) oroutward(positive)power-steeringbelt/pulleydrives thepowersteering pumpin manyvehiclesshort-arm/long-arm (SLA)suspensiona frontsuspensiondesign usingunequal lengthcontrol armsridequality/ridecomfortthe feel of thevehicle throughsuspensionmovement anddampinganti-rollbar (swaybar)/ swaybar linkconnects bothsides of thesuspension toreduce bodyrollthrustlinethe direction inwhich the rearaxle pushesrelative to thevehicle’scenterlinetorsionbara springingmember thatresists twistand sets rideheight andspring rateairsuspensionuses airsprings insteadof conventionalcoil or leafspringsstrutassemblycombines ashock absorberwith a structuralcomponentsupporting thechassisrackpiston /sectorshaftinternal parts ofa steering gearthat can causeplay orlooseness ifwornlostmotionexcessive freeplay in steeringbefore wheelmovementoccurswheelalignmentadjustingcamber, caster,toe, and thrustangle to meetvehiclespecificationsballjointa pivot pointallowing multi-directionalmovement,connecting controlarms and steeringknucklessteering gear(rack andpinion /recirculatingball)convertssteeringwheel inputinto wheelmotioncastertrail/steeringtrailthe distancebetween the tire’scontact patch andthe steering axisintersection pointthrustangleadjustmentaligning therear axlethrust line withthe vehicle’scenterlineloadleveling/heightsensingsystems thatadjustsuspensionheight undervarying loadscamberchangeduringrebound/compressionvariation incamber angleas thesuspensionmoves up ordownspringratethe stiffnessof a spring;resistance tocompressionbindingwhen asteering orsuspensionpart does notmove freelyidler arm/pitmanarmsteering linkagecomponentsthat support ortransfersteering motion

CATS ASE Steering & Suspension Vocab - Call List

(Print) Use this randomly generated list as your call list when playing the game. There is no need to say the BINGO column name. Place some kind of mark (like an X, a checkmark, a dot, tally mark, etc) on each cell as you announce it, to keep track. You can also cut out each item, place them in a bag and pull words from the bag.


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  1. the shaft and housing connecting the steering wheel to the steering gear
    steering column
  2. the tilt of the steering axis when viewed from the side (forward or rearward tilt)
    caster
  3. a suspension link that locates the wheel and allows vertical motion
    control arm (upper/ lower)
  4. limits suspension travel at the extreme ends of movement
    jounce/ rebound bumper
  5. the vertical distance between the vehicle’s chassis and the ground (or frame and axle)
    ride height
  6. hydraulic or electric components that reduce steering effort
    power steering pump / control valve
  7. the top mounting point of a strut assembly, often containing a bearing for steering movement
    strut mount/ bearing
  8. the amount of road wheel turn compared to steering wheel input
    steering ratio
  9. a component that controls spring oscillations and motion damping
    shock absorber (damper)
  10. connects the steering linkage to the steering knuckle, transferring steering motion
    tie rod end
  11. the direction the rear wheels push the vehicle relative to the centerline of the vehicle
    thrust angle
  12. handling conditions where the vehicle turns less (understeer) or more (oversteer) than intended
    understeer/ oversteer
  13. the tilt of the wheel or tire inward or outward when viewed from the front of the vehicle
    camber
  14. includes balancing, mounting, inflation, rotation, and inspection
    wheel and tire service
  15. uneven weight distribution in a wheel/tire assembly causing vibration
    wheel imbalance
  16. a rubber or elastomeric mount that cushions and locates the control arm
    control arm bushing
  17. the distance from the wheel’s mounting surface to its centerline; affects fitment
    wheel offset
  18. the angle the tires are pointed toward (toe-in) or away from (toe-out) each other when viewed from above
    toe-in/toe-out
  19. top of the tire tilts inward (negative) or outward (positive)
    negative camber/ positive camber
  20. drives the power steering pump in many vehicles
    power-steering belt/ pulley
  21. a front suspension design using unequal length control arms
    short-arm/long-arm (SLA) suspension
  22. the feel of the vehicle through suspension movement and damping
    ride quality/ ride comfort
  23. connects both sides of the suspension to reduce body roll
    anti-roll bar (sway bar)/ sway bar link
  24. the direction in which the rear axle pushes relative to the vehicle’s centerline
    thrust line
  25. a springing member that resists twist and sets ride height and spring rate
    torsion bar
  26. uses air springs instead of conventional coil or leaf springs
    air suspension
  27. combines a shock absorber with a structural component supporting the chassis
    strut assembly
  28. internal parts of a steering gear that can cause play or looseness if worn
    rack piston / sector shaft
  29. excessive free play in steering before wheel movement occurs
    lost motion
  30. adjusting camber, caster, toe, and thrust angle to meet vehicle specifications
    wheel alignment
  31. a pivot point allowing multi-directional movement, connecting control arms and steering knuckles
    ball joint
  32. converts steering wheel input into wheel motion
    steering gear (rack and pinion / recirculating ball)
  33. the distance between the tire’s contact patch and the steering axis intersection point
    caster trail/ steering trail
  34. aligning the rear axle thrust line with the vehicle’s centerline
    thrust angle adjustment
  35. systems that adjust suspension height under varying loads
    load leveling/ height sensing
  36. variation in camber angle as the suspension moves up or down
    camber change during rebound/ compression
  37. the stiffness of a spring; resistance to compression
    spring rate
  38. when a steering or suspension part does not move freely
    binding
  39. steering linkage components that support or transfer steering motion
    idler arm/ pitman arm