Specification AutoPartPosition : top Brand : HARFINGTON BulletPoint1 : Size - Teeth: Teeth: 89T, Tooth Pitch: 3.14mm / 0.12inch, Tooth Depth: 2.25mm / 0.09inch, Outer Diameter: 91mm / 3.58inch, Aperture: 10mm / 0.39inch, Effective Tooth Length: 10mm / 0.39inch, Total Thickness: 10mm / 0.39inch, Module: 1-Mod, Pressure Angle: 20° BulletPoint2 : Material - The pinion motor gear is made of 45# Steel, the tooth surface is treated by high frequency quenching, more stable, anti-wear, strong and durable, and durable in use. BulletPoint3 : Feature - Good machining made less rough and noise than other gears, making them roll smoothly. BulletPoint4 : Application - Good straight spur gear replacement for your device. BulletPoint5 : Note - The pinion gear aperture is 10mm and the module is 1, please check the size before purchasing. You will receive 1 x straight spur gear.(The inner hole of the gear is rough and requires additional processing.) Color : Silver CompatibleWithVehicleType : Buggy, Truggy, Monster Truck, Drift Cars CpsiaCautionaryStatement : no_warning_applicable Edition : 2PCS 120mm Red ExtendedLength : 120 millimeters ExternallyAssignedProductIdentifier1 : 0742404991590 ExternallyAssignedProductIdentifier2 : 742404991590 GpsrSafetyAttestation : 1 IncludedComponents : 2 PCS ItemName : HARFINGTON Straight Spur Gear 10mm Bore 89T Mod-1 Hardened 45# Steel Spur Diff Differential Motor Gear RC Car Replacement Parts ItemPackageDimensions_Height : 14.3 centimeters ItemPackageDimensions_Length : 3.8 centimeters ItemPackageDimensions_Width : 14.2 centimeters ItemPackageQuantity : 1 ItemShape : Straight ItemTypeKeyword : hobby-rc-vehicle-transmissions-gears Manufacturer : HARFINGTON ManufacturerMinimumAge : 168 Material : 45# Steel ModelName : 2Pcs Adjustable Oil Filled Shocks ModelNumber : hta220712hh0245 NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : hta220712hh0245 ProductDescription : 1. The pinion motor gear is made of 45# Steel, the tooth surface is treated by high frequency quenching, more stable, anti-wear, strong and durable, and durable in use. 2. Specifications: Material: 45# Steel, Teeth: 89T, Tooth Pitch: 3.14mm / 0.12inch, Tooth Depth: 2.25mm / 0.09inch, Outer Diameter: 91mm / 3.58inch, Aperture: 10mm / 0.39inch, Effective Tooth Length: 10mm / 0.39inch, Total Thickness: 10mm / 0.39inch, Module: 1 Mod, Pressure Angle: 20° 3. The pinion gear aperture is 12mm and the module is 1, please check the size before purchasing. 4. Good machining made less rough and noise than other gears, making them roll smoothly. 5. Good straight spur gear replacement for your device. 6. You will receive 1 x straight spur gear. ProductSiteLaunchDate : 2022-10-03T04:18:43.727Z Size : 2mm Style : 89T SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 TargetAudienceKeyword1 : boys TargetAudienceKeyword2 : girls TargetAudienceKeyword3 : unisex-children UnitCount : 1 UnspscCode : 31000000