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720 AutomaticBeltTensioners Whycarshavethemandwheretogetthem Over100millionvehiclesuseautomaticbelt tensioners Tensioners likeanyotherpart don tlastforever andautomotivetechnicians willbereplacingmoreandmoreofthem Thevastmajorityofvehicleswithserpentinebeltsoften haveanautomatictensioner Tensionisprovidedbya powerfulspringlocatedwithinasmallcanister like housingandtensioningarmtowhichapulleyis attached Thearmpivotsaroundthespringhousing andgeneratesaconstantbelttension Tensionersaredesignedintothebeltdrivesystem forseveralreasons Propertensionismaintainedthroughoutbeltlife Reducemaintenancebyeliminatingneedtoretension beltsonaperiodicbasis Providesconsistentandcorrectbelttension thereby increasingbearinglifeofaccessories Increasebeltlifebecausebeltisnotoveror undertensioned Preventbeltslip Abeltthatslipsisnotonlynoisybut canalsocauseaccessoriestonotfunctionproperly Howdoesatensionerwork Thetensionerisaspring loadeddeviceconsistingof eightbasicparts 1 Base stationarypartofthetensionerthatisboltedto engineblockorotheraccessories Basedesignsvary Somebasecomponentsareverycomplicatedandmay includebracketryorconduitsthatcarryenginecoolant 2 TensionSpring preloadedatthefactory Itprovidesforceto tensionthebelt 3 DampingMechanism acompositemechanismthatsmooths systemvibration Tensionerswithwornoutdamping mechanismsneedtobereplaced 4 Arm connectsspringtotensionerpulley Usuallyan aluminumcasing 5 SealingDisk attachesbasetoarmandprevents internalcontamination 6 Pulleys Bearings arethermoplasticorsteelandmaybe grooved flatorflatwithflanges Pulleysurfacesshouldbe inspectedregularlyfordamageorwear Thekey componentofapulleyisthebearing Fora pulleytofunctionproperly thebearing mustbeproperlylubricated The mostfrequentcauseofpulley failureislossoflubricationin thebearings Donotattempttoputnew bearingsinanoldpulley 7 DustShield protectsbearingfrom elements 8 Bolt connectspulleytoarm Abeltlengthvariationgaugeisbuiltintomosttensioners Thegaugeindicatesbeltlength Itconsistsofapointer andeithertwoorthreemarksindicatingtherangeof tensionermovement Minimumbeltlength ideallength andfulltake uplengthareusually indicatedonthegauge The gaugewindowislocatedonor alongthebreakbetweenthebase andtensionerarm Asabelt wearswithage thetensioner automaticallymovestokeepbelttensionconstant Asthis happens thelengthgaugepointerwillmovetoward maximumlength Whenthepointeriswithin5 ofthe maximumbeltlengthmark thetensionerisoutofits usefulrangeandthebelt shouldbereplaced Belt wearoftenresultsin squealsandloose appearance Carelessbeltreplacement canalsoresultin tensionerfailure A tensionerthatisallowed tosnapbacktoits originalpositioncan crackandbreak In addition abeltthatistoo shortcancausethe tensioningarmtobreak 1 3 2 5 6 7 8 4 Note Atensionercannotberebuiltsinceinternalpartsarenotavailable Nevertrytodisassembleatensionerunit Injurymayresult 721 Accessory Drive Belt Tensioners For Passenger Cars Light Trucks 38101 38102 38103 38104 38105 38106 38107 38108 38109 38110 38111 38112 38113 38114 38115 38116 38117 38118 38119 38120 38121 38122 38123 38124 722 AccessoryDriveBeltTensioners ForPassengerCars LightTrucks 723 AccessoryDriveBeltTensioners ForPassengerCars LightTrucks 38125 38126 38127 38128 38129 38130 38131 38132 38133 38134 38135 38136 38137 38138 38139 38140 38141 38142 38143 38144 38145 38146 38147 38148 724 AccessoryDriveBeltTensioners ForPassengerCars LightTrucks 725 AccessoryDriveBeltTensioners ForPassengerCars LightTrucks 38149 38150 38151 38152 38153 38154 38155 38156 38157 38158 38159 38160 38161 38162 38163 38164 38165 38166 38167 38168 38169 38170 38171 38172 38173 38174 726 AccessoryDriveBeltTensioners ForPassengerCars LightTrucks 727 AccessoryDriveBeltTensioners ForPassengerCars LightTrucks 38175 38176 38177 38178 38179 38180 38181 38182 38183 38184 38185 38186 38187 38188 38189 38190 38191 38192 38193 38194 38195 728 AccessoryDriveBeltTensioners ForPassengerCars LightTrucks 729 AccessoryDriveBeltTensioners ForPassengerCars LightTrucks 38196 38197 38198 38199 38201 38207 38211 38216 38217 38218 38219 38220 38221 38222 730 AccessoryDriveBeltTensioners ForPassengerCars LightTrucks 731 AccessoryDriveBeltTensioners ForPassengerCars LightTrucks 38223 38224 38225 38226 38245 38246 38247 38248 38249 732 38250 38251 38257 38258 38259 38260 38263 38264 AccessoryDriveBeltTensioners ForPassengerCars LightTrucks 733 AccessoryDriveBeltTensioners ForPassengerCars LightTrucks 38266 38267 38268 38269 38270 38271 38273 38274 38275 734 38276 38278 38279 38284 38285 38286 38288 38289 38291 AccessoryDriveBeltTensioners ForPassengerCars LightTrucks 735 AccessoryDriveBeltTensioners ForPassengerCars LightTrucks 38297 38298 38299 38304 38308 38317 38322 38323 38326 38327 38328 736 38329 38330 38332 38340 38341 38349 38350 38351 38352 38353 38365 38366 AccessoryDriveBeltTensioners ForPassengerCars LightTrucks 737 38367 38374 38377 38382 38383 38384 38385 38396 38398 38400 38402 AccessoryDriveBeltTensioners ForPassengerCars LightTrucks 738 NOTE Alwayscheckforinterferencebeforere installingthewasher Insomecases thewashermaynotfitinthenewpulley Ifthisisthecase itisnotnecessarytoreplacethewasher Thebearingintheidlerisalready greasedandsealed Tightenthepulleyboltandreinstallthetensioner Noadjustmentisrequiredforbelttension DriveAlign pulleysare Madeofsteelorpremiumthermoplasticforlongerwearlifeand higherloadcapacity Availableforbothbacksideandgroove sideapplications Precisedimensionaltoleranceforsmoothoperationandlonglife Corrosion resistantcoatingforbetterdurabilityandlongerlife Designedtooperateundersevereconditionswhichprovide greaterreliability Madewithpremiumservice freebearingsandsealsthatcan operateathighertemperaturesproviding10timestheexpected lifeofotherbearings PulleyBolt NewSteelPulley Tensioner AutomaticV RibbedBeltTensioner DustCover Washer CheckforInterference Thereisnoneedtorelyonnewcardealersforpulleys DriveAlign pulleys areinyourlocalpartsstore 36026 36060 36079 36086 36087 36094 36097 36099 36100 36101 36102 36103 36112 36115 36116 36117 AccessoryDriveIdler TensionerPulleys ForPassengerCars LightTrucks 739 AccessoryDriveIdler TensionerPulleys ForPassengerCars LightTrucks 36118 36119 36141 36142 36152 36153 36155 36156 36157 38001 38002 38003 38004 38005 740 38006 38007 38008 38009 38010 38011 38012 38015 38016 38017 38018 38019 38020 38022 38023 38024 AccessoryDriveIdler TensionerPulleys ForPassengerCars LightTrucks 741 AccessoryDriveIdler TensionerPulleys ForPassengerCars LightTrucks 38025 38026 38027 38028 38029 38030 38031 38032 38033 38034 38035 38036 38037 38038 38039 38040 38041 38042 38043 38044 38045 38046 38047 38048 38049 38050 38051 742 AccessoryDriveIdler TensionerPulleys ForPassengerCars LightTrucks 743 AccessoryDriveIdler TensionerPulleys ForPassengerCars LightTrucks 38052 38053 38058 38061 38062 38063 38064 38065 38066 38068 38069 38070 38071 38073 38074 38077 38078 744 AccessoryDriveIdler TensionerPulleys ForPassengerCars LightTrucks 745 AccessoryDriveIdler TensionerPulleys ForPassengerCars LightTrucks 38079 38080 38081 38082 38083 38084 38087 38088 38090 38091 38092 38093 AlternatorDecouplerPulleys What sanAlternatorDecouplerPulley Justlikeastandardalternatorpulley analternator decouplerpulleydrivesthealternatorincombinationwith theserpentinebelt However adecouplerpulleyhasa specialinternalone waybearingthatallowsthepulleyto rotatefreeinonedirection Moreandmorenewvehicles areequippedwithalternatordecouplerpulleysbecauseof themanyperformanceadvantagestheyprovide HowdoIknowitisfailing Oftenvehicleownerswillcomplainofunusualbeltnoises steeringsystemshutterorunusualvehiclevibrations First determineifthevehiclehasanalternatordecouplerpulley Consultthevehicleshopmanualorthiscatalogtohelpin identification Theninspectforthefollowingfailure indicators Rotatethepulley Itshouldlock up Whenturning thealternatorinonedirectionandturnfreely intheother Feelforroughnesswhenrotatingthepulleyinthe freewheelingdirection Checkforexcessivemovementinthepulleywhen rockedbackandforth Checkpulleyflangesandbeltgroovesfordamage chips dents etc Ifanyofthesefailuremodesappear replacethe pulley Alsoremembertoinspectthepulleywhen replacingthedrivebeltorthealternator Andwhen necessary replaceyouralternatordecouplerpulley withDriveAlign DriveAlignalternatorpulleys aredesignedandmanufacturedtothesame specificationsastheOE Dothejobright useDriveAlign HowdoesanAlternatorDecouplerPulleyfunction Alternatorscanrotateatspeedsupto3timesfasterthan theengine Ifyourenginerunsbetween1 000 6 000 rpm s thealternatorcanberotating3 000 18 000rpm s Duringnormaloperatingconditions enginespeedsare constantlychanging Eachtimethetransmissionshifts enginerpm schangesignificantly Likewise duringhard acceleration braking andevenengineshut off rpm s changedramatically Duringthesetimes thebeltmust reducethealternatorspeedandoftenabsorbsashock fromtoday shighoutputalternators whichhave substantialmass Thiscanleadtounwantednoise vehicle vibrationandreducebeltandcomponentlife Whena failureofthissystemoccurs customerscancomplain aboutbeltsqueakwhendecelerating unusualinterior vibrationsorevenashudderinthesteeringwheel Believeitornot thecausecanbethealternator Analternatordecouplerworkslikea one way pulley Whenrotatedinonedirection normally clockwise itconnectstothealternatorshaftand rotatesthealternator But duringdeceleration it disconnectsfromtheshaftallowingthealternatorto freewheel Howdoesitdothis Aspecialbearing knownasaSpragueclutchismountedinthepulley Byallowingthealternatormasstofreewheelduring rapiddecelerations thealternatordecouplerpulley reducesstrainonthebelt tensionerandother accessories Italsoreducesunwantednoiseand vibration andcanevenimprovefuelmileage Asaresult alternatordecouplerpulleysarecritical topropervehicleperformance 746 747 AlternatorDecouplerPulleys 37010P 37011P 37012P 37013P 37014P Heavy DutyAutomaticAccessoryDrive BeltTensioners IdlerPulleys Dieselenginesareinherentlyharshonautomatictensioners Theyliterallyshakeandvibrateordinary designstoaprematureend ButnotDriveAlignheavy dutytensioners They reengineeredtoexceeddemandingOEM requirementswithsuchfeaturesas Heavy dutycastaluminumbaseandarmforextrastrengthandaccuratealignment High techcompositedampingsystemtoreducevibration maximizingtensionerandbeltlife Precisiondoublerowpulleybearingwhichreducesfrictionandextendslife Infact inlaboratorytestswhentestedunderextremepeak to peakvibrationandcontamination testsDriveAlignheavy dutytensionerslasteduptothreetimeslongerthancompetitive aftermarkettensioners Bestofall theDriveAlignheavy dutytensionerlinegivesyoumaximumcoverage withminimalinventory 1LabyrinthSeal Preventscontaminationofinternalparts formaximumdurabilityandservicelife 2MachinedSteelPulley Reducessurfacewear whileshieldinginternalbearingsfromoutside contaminants 3DoubleRowBearings Twinrowsofbearingsminimize frictionforreducedbearingwearandnoise 4OptimizedComponents Engineeredforminimum unitweightbutmaximumstrength anddurability 5PatentedDesign Providessuperiorbeltalignmentand tensionforimproveddriveefficiencyandlife 6RoundSpringWire Chrome silicontorsionspringfor lessflex fatiguethanflat wiredesigns 7PatentedDampingMechanism Providesmaximum stability reducingvibrationandincreasing tensionerlife 1 7 2 3 4 56 748 749 AccessoryDriveAutomaticBeltTensioners ForFleet Heavy DutyVehicles 38103 38133 38140 38172 38191 38256 38258 38261 38324 38329 38330 38501 38502 38503 38504 38505 38506 38507 38508 38509 38510 38511 38512 38513 38514 38516 38517 38518 38519 38520 750 AccessoryDriveAutomaticBeltTensioners ForFleet Heavy DutyVehicles 751 AccessoryDriveAutomaticBeltTensioners ForFleet Heavy DutyVehicles 38521 38522 38523 38524 38525 38526 38527 38528 38529 38530 38531 38532 38534 38535 38536 38537 38539 38545 38548 38550 38551 38552 38556 38557 38567 752 AccessoryDriveAutomaticBeltTensioners ForFleet Heavy DutyVehicles 753 AccessoryDriveAutomaticBeltTensioners ForFleet Heavy DutyVehicles 38569 38578 38579 38586 38589 38591 38597 38598 38599 38611 38613 38617 754 36092 36093 36094 36095 36096 36098 38022 38028 38053 38075 38076 AccessoryDriveIdler TensionerPulleys ForFleet Heavy DutyVehicles 755 36026 Steel 70mm 12mm N A 6 RibV RibbedBeltV RibbedGrooved N A 30mm N A 36060 Thermoplastic80mm 24mm 8 2mmSAE10AV Belt3 8 V Grooved No 29mm N A 36079 Thermoplastic60mm 20mm N A 6 RibV RibbedBeltV RibbedGrooved Yes 25mm N A 36086 Steel 78mm 12mm N A 4 RibV RibbedBeltSmooth Backside N A 20mm N A 36087 Steel 84mm 12mm N A 6 RibV RibbedBeltSmooth Backside No 25mm N A 36092 Steel 74mm 17mm N A 12 RibV RibbedBeltSmooth Backside No 46 25mm N A 36093 Steel 74mm 17mm N A 8 RibV RibbedBeltV RibbedGrooved No 36 5mm N A 36094 Thermoplastic78mm 17mm N A 8 RibV RibbedBeltSmooth Backside No 32 8mm N A 36095 Steel 74mm 17mm N A 8 RibV RibbedBeltSmooth Backside No 32 8mm N A 36096 Steel 86 5mm17mm N A 10 RibV RibbedBeltSmooth Backside No 39 4mm N A 36097 Steel 119mm 17mm N A 8 RibV RibbedBeltV RibbedGrooved Yes 38mm N A 36098 Thermoplastic74mm 17mm N A 10 RibV RibbedBeltV RibbedGrooved N A 39mm N A 36099 Steel 70mm 15mm N A 4 RibV RibbedBeltV RibbedGrooved N A 20 5mm N A 36100 Steel 75mm 17mm N A 6 RibV RibbedBeltV RibbedGrooved Yes 29 5mm N A 36101 Steel 70mm 17mm N A 6 RibV RibbedBeltSmooth Backside NO 31mm N A 36102 Thermoplastic90mm 17mm N A 7 RibV RibbedBeltV RibbedGrooved N A 32mm N A 36103 Steel 107mm 12mm N A SAE13AV Belt1 2 DoubleV Grooved N A 32mm N A 36112 Steel 76 3mm17mm N A 6 RibV RibbedBeltSmooth Backside No 29 5mm N A 36115 Steel 83 5mm12mm N A 4 RibV RibbedBeltSmooth Backside No 18mm N A 36116 Steel 100mm 17mm N A V Belt1 2 V Grooved N A 18mm N A 36117 Steel 99mm 20mm N A V Belt1 2 V Grooved N A 26mm N A 36118 Steel 80mm 17mm N A V Belt1 2 V Grooved N A 25mm N A 36119 Steel 102mm 17mm N A 6 RibV RibbedBeltSmooth Backside N A 26mm N A 36141 Steel 76mm 17mm N A 5 RibV RibbedBeltSmooth Backside N A 22mm N A 36142 Steel 83 5mm17mm N A 6 RibV RibbedBeltSmooth Backside No 30mm 12mm 36152 Steel 70mm 17mm N A 6 RibV RibbedBeltSmooth Backside No 20 5mm N A 36153 Thermoplastic90mm N A N A 6 RibV RibbedBeltSmooth Backside No 26mm N A 36155 Thermoplastic82mm 17mm N A 6 RibV RibbedBeltSmooth Backside Yes 31mm 10mm DriveAlign IdlerPulleyDimensions Part OutsideBore Bore Inside NumberMaterial DiameterI D 1I D 2Width Backside FlangedWidth Bushing 756 DriveAlign IdlerPulleyDimensions 36156 Thermoplastic70mm 17mm N A 4 RibV RibbedBeltSmooth Backside No 19mm N A 36157 Steel 87mm 17mm N A 6 RibV RibbedBeltV RibbedGrooved Yes 31mm N A 38001 Steel 90mm 17mm N A 6 RibV RibbedBeltSmooth Backside No 30mm N A 38002 Steel 100mm 17mm N A 6 RibV RibbedBeltSmooth Backside No 30 5mm N A 38003 Steel 94 5mm12mm N A SAE10AV Belt3 8 V Grooved N A 16 5mm 12mm 38004 Steel 118mm 12mm N A SAE10AV Belt3 8 V Grooved N A 16 5mm 12mm 38005 Steel 82mm 17mm N A 6 RibV RibbedBeltSmooth Backside No 30 5mm N A 38006 Steel 76mm 17mm N A 6 RibV RibbedBeltSmooth Backside No 30 5mm N A 38007 Thermoplastic90mm 17mm N A 6 RibV RibbedBeltSmooth Backside No 25 5mm N A 38008 Thermoplastic70mm 17mm N A 6 RibV RibbedBeltV RibbedGrooved N A 34 5mm N A 38009 Thermoplastic76mm 17mm N A 6 RibV RibbedBeltV RibbedGrooved N A 25mm N A 38010 Steel 90mm 17mm N A 5 RibV RibbedBeltSmooth Backside No 27mm N A 38011 Steel 82mm 17mm N A 5 RibV RibbedBeltSmooth Backside No 27mm N A 38012 Thermoplastic90mm 17mm N A 6 RibV RibbedBeltSmooth Backside Yes 32mm N A 38015 Thermoplastic76mm 17mm N A 6 RibV RibbedBeltSmooth Backside No 25mm N A 38016 Thermoplastic76mm 17mm N A 7 RibV RibbedBeltV RibbedGrooved N A 32mm N A 38017 Thermoplastic90mm 17mm N A 4 RibV RibbedBeltV RibbedGrooved N A 22mm N A 38018 Thermoplastic70mm 17mm N A 6 RibV RibbedBeltSmooth Backside No 25mm N A 38019 Thermoplastic90mm 17mm N A 6 RibV RibbedBeltV RibbedGrooved N A 26 3mm N A 38020 Steel 90mm 12mm N A 6 RibV RibbedBeltSmooth Backside No 30 5mm 12mm 38022 Steel 90mm 17mm N A 8 RibV RibbedBeltSmooth Backside No 37 5mm N A 38023 Thermoplastic76mm 17mm N A 8 RibV RibbedBeltSmooth Backside No 34mm N A 38024 Thermoplastic109mm 17mm N A 6 RibV RibbedBeltV RibbedGrooved N A 26 3mm N A 38025 Thermoplastic52mm 17mm N A 3 RibV RibbedBeltV RibbedGrooved N A 15mm N A 38026 Steel 100mm 17mm N A 5 RibV RibbedBeltSmooth Backside No 28mm N A 38027 Thermoplastic82mm 17mm N A 6 RibV RibbedBeltSmooth Backside No 25mm N A 38028 Steel 76mm 17mm N A 8 RibV RibbedBeltSmooth Backside No 37mm N A 38029 Thermoplastic127mm 17mm N A 6 RibV RibbedBeltV RibbedGrooved N A 26mm N A Part OutsideBore Bore Inside NumberMaterial DiameterI D 1I D 2Width Backside FlangedWidth Bushing 757 DriveAlign IdlerPulleyDimensions Part OutsideBore Bore Inside NumberMaterial DiameterI D 1I D 2Width Backside FlangedWidth Bushing 38030 Steel 70mm 17mm N A 4 RibV RibbedBeltV RibbedGrooved N A 20 5mm N A 38031 Steel 70mm 12mm N A 4 RibV RibbedBeltV RibbedGrooved N A 20 5mm N A 38032 Thermoplastic76mm 17mm N A 5 RibV RibbedBeltSmooth Backside No 22mm N A 38033 Steel 90mm 17mm N A 7 RibV RibbedBeltSmooth Backside No 33mm N A 38034 Thermoplastic127mm 12mm N A 6 RibV RibbedBeltV RibbedGrooved N A 29mm 12mm 38035 Steel 94mm 19mm N A V Belt1 2 V Grooved N A 19mm N A 38036 Steel 81mm 12mm N A SAE13AV Belt1 2 V Grooved N A 17 5mm N A 38037 Steel 81mm 17mm N A SAE13AV Belt1 2 V Grooved N A 18mm N A 38038 Steel 94mm 17mm N A SAE13AV Belt1 2 V Grooved N A 19mm N A 38039 Steel 94mm 19mm N A V Belt1 2 V Grooved N A 19mm N A 38040 Steel 123mm 12mm N A SAE13AV Belt1 2 V Grooved N A 18 5mm N A 38041 Steel 76mm 17mm N A 6 RibV RibbedBeltSmooth Backside No 30 5mm N A 38042 Steel 90mm 10mm N A 6 RibV RibbedBeltSmooth Backside No 30mm 10mm 38043 Steel 76mm 10mm N A 6 RibV RibbedBeltSmooth Backside No 30mm 10mm 38044 Steel 80mm 17mm N A 4 RibV RibbedBeltV RibbedGrooved N A 21 8mm N A 38045 Thermoplastic70mm 24mm 8mm 6 RibV RibbedBeltSmooth Backside Yes 28mm N A 38046 Thermoplastic80mm 24mm 9mm 6 RibV RibbedBeltSmooth Backside No 27mm N A 38047 Thermoplastic70mm 14 5mm8mm 6 RibV RibbedBeltSmooth Backside No 31 5mm N A 38048 Thermoplastic80mm 14 5mm8mm 6 RibV RibbedBeltSmooth Backside No 31 5mm N A 38049 Steel 80mm 31mm N A 4 RibV RibbedBeltSmooth Backside No 31mm N A 38050 Steel 76mm 31mm N A 6 RibV RibbedBeltSmooth Backside No 31mm N A 38051 Steel 76mm 31mm N A 6 RibV RibbedBeltSmooth Backside No 31mm N A 38052 Steel 90mm 17mm N A 8 RibV RibbedBeltV RibbedGrooved N A 37mm N A 38053 Steel 76mm 17mm N A 8 RibV RibbedBeltV RibbedGrooved N A 38mm N A 38058 Thermoplastic76mm 17mm N A 7 RibV RibbedBeltSmooth Backside No 29 5mm N A 38061 Thermoplastic75mm 24 5mmN A 6 RibV RibbedBeltSmooth Backside No 24 9mm N A 38062 Thermoplastic70mm 24mm N A 7 RibV RibbedBeltSmooth Backside No 28mm N A 38063 Thermoplastic70mm 17mm N A 5 RibV RibbedBeltSmooth Backside No 28mm N A 758 DriveAlign IdlerPulleyDimensions Part OutsideBore Bore Inside NumberMaterial DiameterI D 1I D 2Width Backside FlangedWidth Bushing 38064 Thermoplastic70mm 24mm N A 7 RibV RibbedBelt Smooth Backside No 28mm N A 38065 Thermoplastic70mm 24mm N A 7 RibV RibbedBelt Smooth Backside No 28mm N A 38066 Thermoplastic70mm 24mm N A 7 RibV RibbedBelt Smooth Backside No 28mm N A 38068 Steel 60mm 25 7mmN A 4 RibV RibbedBelt V RibbedGrooved N A 22 5mm N A 38069 Thermoplastic80mm 10 2mmN A 6 RibV RibbedBelt Smooth Backside No 37mm N A 38070 Thermoplastic80mm 8mm N A 4 RibV RibbedBelt Smooth Backside No 21mm N A 38071 Thermoplastic70mm 24 5mm8 2mm6 RibV RibbedBelt Smooth Backside No 24 5mm N A 38073 Thermoplastic70mm 24mm 12 2mm7 RibV RibbedBelt Smooth Backside No 28mm N A 38074 Thermoplastic80mm 12 2mmN A 6 RibV RibbedBelt Smooth Backside No 25mm N A 38075 Steel 75mm 30mm N A 8 RibV RibbedBelt Smooth Backside No 32 5mm N A 38076 Steel 75mm 30mm N A 10 RibV RibbedBeltSmooth Backside No 40mm N A 38077 Thermoplastic80mm 17mm N A 5 RibV RibbedBelt Smooth Backside No 25mm N A 38078 Thermoplastic90mm 24 5mm8 2mm6 RibV RibbedBelt Smooth Backside No 27 5mm N A 38079 Thermoplastic90mm 24mm 8 2mm6 RibV RibbedBelt Smooth Backside No 27 8mm N A 38080 Thermoplastic75mm 24mm 8mm 6 RibV RibbedBelt V RibbedGrooved N A 28 5mm N A 38081 Thermoplastic80mm 24mm 8 2mm6 RibV RibbedBelt Smooth Backside No 31mm N A 38082 Thermoplastic63 5mm17mm N A 6 RibV RibbedBelt V RibbedGrooved N A 26 5mm N A 38083 Thermoplastic64mm 8 2mmN A 6 RibV RibbedBelt V RibbedGrooved N A 23mm N A 38084 Thermoplastic80mm 14 5mm8mm 8 RibV RibbedBelt Smooth Backside No 40mm N A 38087 Thermoplastic78mm 9mm N A 6 RibV RibbedBelt Smooth Backside No 25mm N A 38088 Steel 70mm 15mm N A SAE10AV Belt3 8 V Grooved N A 18mm N A 38090 Thermoplastic63 5mm14 5mm8 2mm6 RibV RibbedBelt V RibbedGrooved N A 31mm N A 38091 Thermoplastic64mm 14 5mm8 2mm8 RibV RibbedBelt V RibbedGrooved N A 35 5mm N A 38092 Thermoplastic70mm 14 5mm8mm 6 RibV RibbedBelt V RibbedGrooved N A 31mm N A 38093 Thermoplastic85mm 14 5mm8 2mm6 RibV RibbedBelt Smooth Backside No 30mm N A
