View 1 Photo View 0 Videos Meritor-Rockwell QR100 Rear Differential $1,095 USD RECONDITIONED TAKEOUT. 4.88 RATIO. 180 DAY WARRANTY, Axle Spline Count: N/A, Serial#: N/A, Core Charge: EXCHANGE, Ratio: 4.88 ConditionRemanufacturedStock Number749956 MLS Number9765631CategoryDifferentials, Rear Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell QR100 Rear Differential $895 USD GOOD INSPECTED TAKEOUT. 6.83 RATIO. 90 DAY WARRANTY, Axle Spline Count: N/A, Serial#: N/A, Core Charge: EXCHANGE, Ratio: 6.83 ConditionUsedStock Number749935 MLS Number9765630CategoryDifferentials, Rear Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Meritor-Rockwell QR100 Rear Axle Housing for a 1988 Kenworth T600 $1,095 USD GOOD USED REAR ROCKWELL QR100 AXLE HOUSING OFF A REYCO SUSPENSION, Serial#: N/A, Core Charge: N/A, Hub Bolts: 10, Suspension: REYCO ConditionUsedFits To Make(s)KenworthFits To Model(s)T600Will Fit Year(s)1988Stock Number40519-1 MLS Number9711656CategoryAxle Housings, Rear Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell Rear Gear Set 4.88 Ratio Fits QR100 and LR100 $430.84 USD rear gear set 4.88 ratio fits QR100 and LR100 ConditionNewStock NumberA37392-1 MLS Number9459606CategoryDifferential Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell QR100 Rear Differential for a 1985 Ford L8000 $595 USD GOOD INSPECTED TAKEOUT. QR100, FITS QAR ONLY IF LENGTHEN DRIVELINE. 90 DAY WARRANTY, Axle Spline Count: 41, Serial#: NA, Core Charge: 150, Ratio: 3.73 ConditionUsedFits To Make(s)FordFits To Model(s)L8000Will Fit Year(s)1985Part NumberQARStock Number30618-8 MLS Number9365325CategoryDifferentials, Rear Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell QR100 Rear Axle Housing for a 1985 Ford L8000 $895 USD GOOD USED HOUSING ASSEMBLY, 4 SPRING SUSPENSION REAR REAR HOUSING QR100,QAR, Serial#: not, Core Charge: NA, Hub Bolts: 10, Suspension: HENDRICKSON 4 SPRING ConditionUsedFits To Make(s)FordFits To Model(s)L8000Will Fit Year(s)1985Part NumberNAStock Number30618-1 MLS Number9365318CategoryAxle Housings, Rear Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell QR100 Rear Axle Housing for a 1988 Ford F800 $995 USD GOOD USED REAR HOUSING, SQUARE TUBE AIR BRAKE 5 3/4 BUSHING, Serial#: Na, Core Charge: Na, Hub Bolts: 10, Suspension: Hendrickson ConditionUsedFits To Make(s)FordFits To Model(s)F800Will Fit Year(s)1988Part NumberNaStock Number30518-1 MLS Number9364775CategoryAxle Housings, Rear Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Meritor-Rockwell QR100 Rear Axle Housing $895 USD QR100 ROCKWELL REAR REAR HOUSING ON RAYCO 4 SPRING ConditionUsedStock Number749079 MLS Number9057118CategoryAxle Housings, Rear Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell QR100 Rear Axle Housing for a 1990 Kenworth T600B $895 USD USED AXLE HOUSING, Serial#: NA, Hub Bolts: 10 HOLE, Suspension: AG100, Brake Type: S CAM ConditionUsedFits To Make(s)KenworthFits To Model(s)T600BWill Fit Year(s)1990Stock Number22117-5 MLS Number9028277CategoryAxle Housings, Rear Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell QR100 Rear Axle Housing for a 1986 International 9370 $795 USD GOOD USED REAR REAR AXLE HOUSING QR100/QAR, Suspension: IH AIR, Brake Type: AIR ConditionUsedFits To Make(s)InternationalFits To Model(s)9370Will Fit Year(s)1986Stock Number103113-2 MLS Number9002251CategoryAxle Housings, Rear Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell QR100 Rear Rear Pinion Seal, Part # 3905 / 30145 $44.06 USD QR100 REAR REAR PINION SEAL, Serial#: 3905`, Core Charge: N/A, Casting#: 3905 Quantity6ConditionNewPart Number3905 / 30145Stock Number3905 MLS Number9005234CategoryDifferential Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell 3.55 Gear Set for SQ100/SL100 Rear Rear, Part # A37326-1 $421.34 USD 3.55 gear set fits sq100 sl100 rear rear ConditionNewPart Numbera37326-1Stock Numbera37326 MLS Number9003881CategoryDifferential Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell Bearing Kit QR100, Part # DRK194RB FDRK194RB $303.30 USD bearing kit qr100, Serial#: 194rb, Core Charge: N/A, Casting#: 194rb Quantity4ConditionNewPart Numberdrk194rb fdrk194rbStock Numberdrk194rb MLS Number9003220CategoryDifferential Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell 3.90 Gear Set fits SQ100/SL100 Rear Rear, Part # A38520-1 $445.77 USD 3.90 gear set fits sq100 sl100 rear rear ConditionNewPart Numbera38520-1Stock Numbera38520-1 MLS Number9002779CategoryDifferential Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell 4.10 Gear Set for SQ100/SL100 Rear Rear, Part # A38730-1 / A38731-1R $370 USD 4.10 gear set fits sq100 sl100 rear rear ConditionNewPart Numbera38730-1 A38731-1RStock Numbera38730-1 MLS Number9002777CategoryDifferential Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell QR100 4.44 Rear Gearset, Part # A37564-1 $325 USD 4.44 rear gearset ConditionUsedPart Numbera37564-1Stock Numbera37564-1 MLS Number9002773CategoryDifferential Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Meritor-Rockwell QR100 Rear Differential $650 USD QR100 - 4.44 Ratio - Pullout - DIFF ONLY, HOUSING SOLD SEPARATELY. ConditionUsedRear End4.44 ratioStock Number4541221 MLS Number13896867CategoryDifferentials, Rear Last Updated4/14/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Meritor-Rockwell QR100 Rear Differential $995 USD INSPECTED TAKEOUT QR100 5.86 .90 DAY PARTS ONLY WARRNTY.EXTENDED WARRANTY AVAILABLE, Axle Spline Count: 41, Serial#: 14527, Core Charge: EXCHANGE, Ratio: 5.86 ConditionUsedPart Number14527Stock Number14527 MLS Number12943166CategoryDifferentials, Rear Last Updated7/31/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Meritor-Rockwell QR100 Rear Differential $1,495 USD REBUILT QR100 4.33. 12 MONTH PARTS AND LABOR WARRANTY. EXTENDED WARRANTY AVAILABLE, Axle Spline Count: 41, Serial#: 62217, Core Charge: EXCHANGE CRITICAL CORE, Ratio: 4.33 ConditionRemanufacturedPart Number62217Stock Number62217 MLS Number14087646CategoryDifferentials, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Meritor-Rockwell QR100 Rear Differential for a 1987 Peterbilt 359 $795 USD QR100 4.10 GOOD USED TAKEOUT WILL INSPECT, 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 250, Ratio: 4.10 ConditionUsedRear End4.10 ratioFits To Make(s)PeterbiltFits To Model(s)359Will Fit Year(s)1987Stock NumberP-60799R MLS Number13231069CategoryDifferentials, Rear Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Meritor-Rockwell QR100 Rear Differential $895 USD QR100 4.10 GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: NA, Ratio: 4.10 ConditionUsedRear End4.10 ratioPart NumberQR-100Stock Number410R MLS Number10797139CategoryDifferentials, Rear Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Meritor-Rockwell QR100 Rear Axle Housing for a 1985 Ford LT9000 $995 USD QR100 SQ100 RR HOUSING, HENDRICKSEN BEAM,10 BOLT SPYDER, Hub Bolts: 10 BOLT SPYDER, Suspension: HENDRICKSON BEAM ConditionUsedFits To Make(s)FordFits To Model(s)LT9000Will Fit Year(s)1985Stock Number83411-2 MLS Number9884188CategoryAxle Housings, Rear Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Meritor-Rockwell QR100 Front Axle Housing for a Peterbilt 379 $1,095 USD GOOD USED AXLE HOUSING, PETE LOW AIR LEAF QR100, Serial#: NA, Core Charge: NA, Hub Bolts: 10, Suspension: LOW AIR LEAF ConditionUsedFits To Make(s)PeterbiltFits To Model(s)379Part NumberNAStock NumberLALQ100R MLS Number9704669CategoryAxle Housings, Front Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Meritor-Rockwell QR100 Rear Axle Housing for a 1990 Freightliner $995 USD GOOD RR BARE HOUSING QR100, Serial#: STD, Suspension: HENDRICKSON BEAM, Casting#: STD ConditionUsedFits To Make(s)FreightlinerWill Fit Year(s)1990Stock Number91816-3 MLS Number9002317CategoryAxle Housings, Rear Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Meritor-Rockwell QR100 Rear Axle Housing for a 1988 Ford LT9000 $995 USD GOOD USED RR HSG,10 BOLT SPYDER,FORD ONLY, Suspension: HENDRICKSEN WALKING BEAM ConditionUsedFits To Make(s)FordFits To Model(s)LT9000Will Fit Year(s)1988Stock Number23311-1 MLS Number9002292CategoryAxle Housings, Rear Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info