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        <link:definition>996001 - Disclosure - Accounts Receivable - Net (Tables)</link:definition>
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        <link:definition>996002 - Disclosure - Inventory - Net (Tables)</link:definition>
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        <link:definition>996003 - Disclosure - Contract Assets (Tables)</link:definition>
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        <link:definition>996004 - Disclosure - Significant Customer and Other Information (Tables)</link:definition>
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        <link:definition>996005 - Disclosure - Debt (Tables)</link:definition>
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        <link:definition>996006 - Disclosure - Contract Liabilities (Tables)</link:definition>
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        <link:definition>996007 - Disclosure - Leases (Tables)</link:definition>
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        <link:definition>996008 - Disclosure - Accounts Receivable Discount Programs (Tables)</link:definition>
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        <link:definition>996021 - Disclosure - Debt - Convertible Debt (Details)</link:definition>
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        <link:definition>996022 - Disclosure - Debt - Total Interest Expense Recognized Related to Convertible Notes (Details)</link:definition>
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        <link:definition>996023 - Disclosure - Contract Liabilities - Contract Liabilities (Details)</link:definition>
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        <link:definition>996024 - Disclosure - Leases (Details)</link:definition>
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        <link:definition>996025 - Disclosure - Leases - Balance Sheet Information for Leases (Details)</link:definition>
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        <link:definition>996026 - Disclosure - Leases - Lease Cost Recognized in Consolidated Statement of Operations (Details)</link:definition>
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        <link:definition>996027 - Disclosure - Leases - Maturity of Lease Commitments (Details)</link:definition>
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        <link:definition>996028 - Disclosure - Leases - Other Information about Leases (Details)</link:definition>
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        <link:definition>996029 - Disclosure - Accounts Receivable Discount Programs - Accounts Receivable Discount Programs (Details)</link:definition>
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  <xs:element name="LesseeOperatingandFinanceLeaseLiabilityPaymentsRemainderofFiscalYear" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="mpaa_LesseeOperatingandFinanceLeaseLiabilityPaymentsRemainderofFiscalYear"/>
  <xs:element name="LesseeOperatingAndFinanceLeaseLiabilityPaymentsDueYearOne" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="mpaa_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDueYearOne"/>
  <xs:element name="LesseeOperatingAndFinanceLeaseLiabilityPaymentsDueYearTwo" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="mpaa_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDueYearTwo"/>
  <xs:element name="LesseeOperatingAndFinanceLeaseLiabilityPaymentsDueYearThree" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="mpaa_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDueYearThree"/>
  <xs:element name="LesseeOperatingAndFinanceLeaseLiabilityPaymentsDueYearFour" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="mpaa_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDueYearFour"/>
  <xs:element name="LesseeOperatingLeaseLiabilityToBePaidAfterYearFour" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="mpaa_LesseeOperatingLeaseLiabilityToBePaidAfterYearFour"/>
  <xs:element name="FinanceLeaseLiabilityToBePaidAfterYearFour" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="mpaa_FinanceLeaseLiabilityToBePaidAfterYearFour"/>
  <xs:element name="LesseeOperatingAndFinanceLeaseLiabilityPaymentsDueAfterYearFour" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="mpaa_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDueAfterYearFour"/>
  <xs:element name="LesseeOperatingAndFinanceLeaseLiabilityPaymentsDue" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="mpaa_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDue"/>
  <xs:element name="LesseeOperatingAndFinanceLeaseLiabilityUndiscountedExcessAmount" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="mpaa_LesseeOperatingAndFinanceLeaseLiabilityUndiscountedExcessAmount"/>
  <xs:element name="AccountsReceivablesDiscounted" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="mpaa_AccountsReceivablesDiscounted"/>
  <xs:element name="DiscountedAccountsReceivableWeightedAverageDaysForAcceleratedCollection" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="mpaa_DiscountedAccountsReceivableWeightedAverageDaysForAcceleratedCollection"/>
  <xs:element name="AnnualizedWeightedAverageDiscountRateOnDiscountedAccountsReceivables" type="dtr:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="mpaa_AnnualizedWeightedAverageDiscountRateOnDiscountedAccountsReceivables"/>
  <xs:element name="DiscountRecordedAsInterestExpense" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="mpaa_DiscountRecordedAsInterestExpense"/>
  <xs:element name="UnrealizedGainLossOnForeignCurrencyExchangeContractFairValueDerivativeNotDesignatedAsHedgingInstruments" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="mpaa_UnrealizedGainLossOnForeignCurrencyExchangeContractFairValueDerivativeNotDesignatedAsHedgingInstruments"/>
  <xs:element name="SharebasedCompensationArrangementbySharebasedPaymentAwardFairValueAssumptionsAverageCorrelationCoefficientofPeerCompanies" type="dtr:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="mpaa_SharebasedCompensationArrangementbySharebasedPaymentAwardFairValueAssumptionsAverageCorrelationCoefficientofPeerCompanies"/>
  <xs:element name="ManufacturingMaterialLaborAndOverheadExpenses" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="mpaa_ManufacturingMaterialLaborAndOverheadExpenses"/>
  <xs:element name="LogisticExpenses" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="mpaa_LogisticExpenses"/>
  <xs:element name="RevaluationOfCoresOnCustomersShelves" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="mpaa_RevaluationOfCoresOnCustomersShelves"/>
  <xs:element name="NumberOfOperatingSegmentsNotMeetingQuantitativeThresholds" type="xbrli:integerItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="mpaa_NumberOfOperatingSegmentsNotMeetingQuantitativeThresholds"/>
  <xs:element name="LongTermContractAssetsWriteDown" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="mpaa_LongTermContractAssetsWriteDown"/>
  <xs:element name="CashPaymentThresholdForFeesExpensesAndFractionalShares" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="mpaa_CashPaymentThresholdForFeesExpensesAndFractionalShares"/>
  <xs:element name="DebtInstrumentMaturityDateExtensionTriggerNumberOfDays" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="mpaa_DebtInstrumentMaturityDateExtensionTriggerNumberOfDays"/>
  <xs:element name="LineOfCreditFacilityAggregateRevolvingCommitmentsPercentage" type="dtr:percentItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item" id="mpaa_LineOfCreditFacilityAggregateRevolvingCommitmentsPercentage"/>
  <xs:element name="WarrantsAndRightsOutstandingFairValue" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="mpaa_WarrantsAndRightsOutstandingFairValue"/>
  <xs:element name="ConvertibleNotesGross" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="mpaa_ConvertibleNotesGross"/>
  <xs:element name="GainLossOnRemeasurementOfLeaseLiabilities" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="mpaa_GainLossOnRemeasurementOfLeaseLiabilities"/>
  <xs:element name="SupplierFinanceProgramAmountOfCommitmentsAvailable" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="mpaa_SupplierFinanceProgramAmountOfCommitmentsAvailable"/>
  <xs:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsNonvestedWeightedAverage" type="dtr:perShareItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item" id="mpaa_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsNonvestedWeightedAverage"/>
  <xs:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardVestingRightsEligiblePercentageForRecipients" type="dtr:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="mpaa_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestingRightsEligiblePercentageForRecipients"/>
  <xs:element name="NumberOfTradingDays" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="mpaa_NumberOfTradingDays"/>
  <xs:element name="TotalShareholdersReturnMaximumMarketCapitalization" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="mpaa_TotalShareholdersReturnMaximumMarketCapitalization"/>
  <xs:element name="StockRepurchasedAndRetiredDuringPeriodCumulativeValue" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="mpaa_StockRepurchasedAndRetiredDuringPeriodCumulativeValue"/>
  <xs:element name="StockRepurchasedAndRetiredCumulativeShares" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="mpaa_StockRepurchasedAndRetiredCumulativeShares"/>
  <xs:element name="BrakeRelatedProductsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="mpaa_BrakeRelatedProductsMember"/>
  <xs:element name="CompanyCoOwnedByMemberOfManagementMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="mpaa_CompanyCoOwnedByMemberOfManagementMember"/>
  <xs:element name="CustomerAMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="mpaa_CustomerAMember"/>
  <xs:element name="CustomerBMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="mpaa_CustomerBMember"/>
  <xs:element name="CustomerCMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="mpaa_CustomerCMember"/>
  <xs:element name="ExternalCustomersMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="mpaa_ExternalCustomersMember"/>
  <xs:element name="MeasurementInputCostOfEquityMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="mpaa_MeasurementInputCostOfEquityMember"/>
  <xs:element name="MeasurementInputWeightedAverageCostOfCapitalMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="mpaa_MeasurementInputWeightedAverageCostOfCapitalMember"/>
  <xs:element name="OtherProductsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="mpaa_OtherProductsMember"/>
  <xs:element name="ParentCompanyCreditAgreementMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="mpaa_ParentCompanyCreditAgreementMember"/>
  <xs:element name="PerformanceShareUnitsStockPriceMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="mpaa_PerformanceShareUnitsStockPriceMember"/>
  <xs:element name="PerformanceShareUnitsTotalShareholderReturnMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="mpaa_PerformanceShareUnitsTotalShareholderReturnMember"/>
  <xs:element name="RotatingElectricalProductsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="mpaa_RotatingElectricalProductsMember"/>
  <xs:element name="AccountsReceivableDiscountProgramsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="mpaa_AccountsReceivableDiscountProgramsAbstract"/>
  <xs:element name="AntidilutiveSecuritiesEarningsPerShareAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="mpaa_AntidilutiveSecuritiesEarningsPerShareAbstract"/>
  <xs:element name="ContractWithCustomerLiabilityCurrentAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="mpaa_ContractWithCustomerLiabilityCurrentAbstract"/>
  <xs:element name="ContractWithCustomerLiabilityNoncurrentAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="mpaa_ContractWithCustomerLiabilityNoncurrentAbstract"/>
  <xs:element name="ConvertibleNotesRelatedPartyAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="mpaa_ConvertibleNotesRelatedPartyAbstract"/>
  <xs:element name="FinanceLeasesCostAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="mpaa_FinanceLeasesCostAbstract"/>
  <xs:element name="InterestExpenseOnConvertibleNotesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="mpaa_InterestExpenseOnConvertibleNotesAbstract"/>
  <xs:element name="SupplierFinanceProgramsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="mpaa_SupplierFinanceProgramsAbstract"/>
  <xs:element name="WeightedAverageDiscountRateAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="mpaa_WeightedAverageDiscountRateAbstract"/>
  <xs:element name="WeightedAverageRemainingLeaseTermAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="mpaa_WeightedAverageRemainingLeaseTermAbstract"/>
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  <xs:element name="DocumentAndEntityInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="mpaa_DocumentAndEntityInformationAbstract"/>
</xs:schema>
