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        <link:definition>1106 - Disclosure - Reconciliation of Numerators and Denominators Used to Calculate Basic EPS and Diluted EPS (Detail)</link:definition>
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        <link:definition>1107 - Disclosure - Net Sales by Country (Detail)</link:definition>
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        <link:usedOn>link:presentationLink</link:usedOn>
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        <link:definition>1108 - Disclosure - Net Long-Lived Assets by Country (Detail)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
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      <link:roleType roleURI="http://www.allisontransmission.com/taxonomy/role/DisclosureQuarterlyFinancialInformation" id="DisclosureQuarterlyFinancialInformation">
        <link:definition>1109 - Disclosure - Quarterly Financial Information (Detail)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
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        <link:definition>1110 - Disclosure - Schedule I Parent Company Only Balance Sheets (Detail)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
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        <link:definition>1111 - Disclosure - Schedule I Parent Company Only Statements of Comprehensive Income (Detail)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
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        <link:definition>1112 - Disclosure - Schedule I Parent Company only Statements of Cash Flows (Detail)</link:definition>
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        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
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  <element name="InterestRateSwapsVMember" id="alsn_InterestRateSwapsVMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="InterestRateSwapsWMember" id="alsn_InterestRateSwapsWMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="InterestRateSwapsXMember" id="alsn_InterestRateSwapsXMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="KirbyCorporationMember" id="alsn_KirbyCorporationMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="LettersOfCreditCommitmentAmountMaximum" id="alsn_LettersOfCreditCommitmentAmountMaximum" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="LongTermDebtLineItems" id="alsn_LongTermDebtLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="MaturityDateOfRevolvingCreditBorrowings" id="alsn_MaturityDateOfRevolvingCreditBorrowings" type="xbrli:gYearMonthItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="MaximumSeniorSecuredLeverageRatio" id="alsn_MaximumSeniorSecuredLeverageRatio" type="num:percentItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="MilitaryPriceReductionReserveCurrentAndNonCurrent" id="alsn_MilitaryPriceReductionReserveCurrentAndNonCurrent" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="NavistarIncMember" id="alsn_NavistarIncMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="NetSalesAndAssetsByGeographicAreaTextBlock" id="alsn_NetSalesAndAssetsByGeographicAreaTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="NonqualifiedDeferredCompensationPlanMember" id="alsn_NonqualifiedDeferredCompensationPlanMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="NonTradePayableCurrent" id="alsn_NonTradePayableCurrent" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="NumberOfSignificantCustomers" id="alsn_NumberOfSignificantCustomers" type="xbrli:integerItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="OperatingLossCarryforwardExpirationYear" id="alsn_OperatingLossCarryforwardExpirationYear" type="xbrli:gYearItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems" id="alsn_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable" id="alsn_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem"/>
  <element name="OtherCountriesMember" id="alsn_OtherCountriesMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="OtherCurrentLiabilitiesLineItems" id="alsn_OtherCurrentLiabilitiesLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="OtherCurrentLiabilitiesTable" id="alsn_OtherCurrentLiabilitiesTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem"/>
  <element name="OtherIncomeExpenseNetVendorSettlement" id="alsn_OtherIncomeExpenseNetVendorSettlement" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PatentedTechnologyDefenseMember" id="alsn_PatentedTechnologyDefenseMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PercentageOfOwnershipInterest" id="alsn_PercentageOfOwnershipInterest" type="num:percentItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PresidentAndChiefExecutiveOfficerMember" id="alsn_PresidentAndChiefExecutiveOfficerMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PrimeRateOrFederalFundsRateMember" id="alsn_PrimeRateOrFederalFundsRateMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ProductWarrantyMember" id="alsn_ProductWarrantyMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ProductWarrantyQualifiedCost" id="alsn_ProductWarrantyQualifiedCost" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PropertyAndEquipmentEstimatedUsefulLivesTableTextBlock" id="alsn_PropertyAndEquipmentEstimatedUsefulLivesTableTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ProprietaryTechnologyMember" id="alsn_ProprietaryTechnologyMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="QuarterlyFinancialInformationLineItems" id="alsn_QuarterlyFinancialInformationLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="QuarterlyFinancialInformationTable" id="alsn_QuarterlyFinancialInformationTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem"/>
  <element name="RecentlyAdoptedAccountingPronouncementsPolicyPolicyTextBlock" id="alsn_RecentlyAdoptedAccountingPronouncementsPolicyPolicyTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ReconciliationOfProvisionOfIncomeTaxesLineItems" id="alsn_ReconciliationOfProvisionOfIncomeTaxesLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ReconciliationOfProvisionOfIncomeTaxesTable" id="alsn_ReconciliationOfProvisionOfIncomeTaxesTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem"/>
  <element name="RequiredSeniorSecuredLeverageRatio" id="alsn_RequiredSeniorSecuredLeverageRatio" type="num:percentItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="RestrictedStockAndRestrictedStockUnitMember" id="alsn_RestrictedStockAndRestrictedStockUnitMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="RevenueRecognitionPeriod" id="alsn_RevenueRecognitionPeriod" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="SalariedDefinedBenefitPlanMember" id="alsn_SalariedDefinedBenefitPlanMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="SalesAllowances" id="alsn_SalesAllowances" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ScheduleOfAccumulatedAndProjectedBenefitObligationsAndFairValueOfPlanAssetsForPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsTableTextBlock" id="alsn_ScheduleOfAccumulatedAndProjectedBenefitObligationsAndFairValueOfPlanAssetsForPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsTableTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ScheduleOfAcquiredFiniteAndIndefiniteLivedIntangibleAssetByMajorClassTable" id="alsn_ScheduleOfAcquiredFiniteAndIndefiniteLivedIntangibleAssetByMajorClassTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem"/>
  <element name="ScheduleOfComponentsOfIncomeBeforeIncomeTaxExpenseBenefitLineItems" id="alsn_ScheduleOfComponentsOfIncomeBeforeIncomeTaxExpenseBenefitLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ScheduleOfComponentsOfIncomeBeforeIncomeTaxExpenseBenefitTable" id="alsn_ScheduleOfComponentsOfIncomeBeforeIncomeTaxExpenseBenefitTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem"/>
  <element name="ScheduleOfDeferredTaxAssetsAndLiabilitiesLineItems" id="alsn_ScheduleOfDeferredTaxAssetsAndLiabilitiesLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ScheduleOfDeferredTaxAssetsAndLiabilitiesTable" id="alsn_ScheduleOfDeferredTaxAssetsAndLiabilitiesTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem"/>
  <element name="ScheduleOfInterestRateDerivativeInstrumentsInStatementOfResultOfOperationsGainLossRecognizedOnInterestRateDerivativesTableTextBlock" id="alsn_ScheduleOfInterestRateDerivativeInstrumentsInStatementOfResultOfOperationsGainLossRecognizedOnInterestRateDerivativesTableTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ScheduleOfLongTermDebtTable" id="alsn_ScheduleOfLongTermDebtTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem"/>
  <element name="SeniorSecuredCreditFacilityMember" id="alsn_SeniorSecuredCreditFacilityMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="SeniorSecuredCreditFacilityTermBThreeLoanVariableDueTwoThousandNineteenMember" id="alsn_SeniorSecuredCreditFacilityTermBThreeLoanVariableDueTwoThousandNineteenMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="SeniorSecuredCreditFacilityTermBThreeLoanVariableDueTwoThousandTwentyTwoMember" id="alsn_SeniorSecuredCreditFacilityTermBThreeLoanVariableDueTwoThousandTwentyTwoMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="SevenPointOneTwoFivePercentSeniorNotesMember" id="alsn_SevenPointOneTwoFivePercentSeniorNotesMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ShareRepurchaseProgramTwentySixteenMember" id="alsn_ShareRepurchaseProgramTwentySixteenMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="StockRepurchaseProgramAuthorizedTextBlock" id="alsn_StockRepurchaseProgramAuthorizedTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="SummaryOfSignificantAccountingPoliciesLineItems" id="alsn_SummaryOfSignificantAccountingPoliciesLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="SummaryOfSignificantAccountingPoliciesTable" id="alsn_SummaryOfSignificantAccountingPoliciesTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem"/>
  <element name="TaxCutsAndJobsActOf2017ChangeInTaxRateDeferredIncomeTaxExpenseBenefit" id="alsn_TaxCutsAndJobsActOf2017ChangeInTaxRateDeferredIncomeTaxExpenseBenefit" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="TaxCutsAndJobsActOf2017ChangeInTaxRateIncomeTaxExpenseBenefit" id="alsn_TaxCutsAndJobsActOf2017ChangeInTaxRateIncomeTaxExpenseBenefit" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ToolingRightsMember" id="alsn_ToolingRightsMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="TotalLeverageRatioThresholdForCommitmentFeeReduction" id="alsn_TotalLeverageRatioThresholdForCommitmentFeeReduction" type="num:percentItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="TotalLeverageRatioThresholdForRateReduction" id="alsn_TotalLeverageRatioThresholdForRateReduction" type="num:percentItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="TransmissionProductLines" id="alsn_TransmissionProductLines" type="xbrli:integerItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="UncategorizedAbstract" id="alsn_UncategorizedAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ValueactCapitalMasterFundLpMember" id="alsn_ValueactCapitalMasterFundLpMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="VendorBuybackObligation" id="alsn_VendorBuybackObligation" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="VolvoGroupOneMember" id="alsn_VolvoGroupOneMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="VotingCommonStockMember" id="alsn_VotingCommonStockMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="WorldwideIndependentDistributorAndDealerLocations" id="alsn_WorldwideIndependentDistributorAndDealerLocations" type="xbrli:integerItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
</schema>
