View 1 Photo View 0 Videos Meritor-Rockwell QR100 3.42 Ring and Pinion, Part # A39424-1R $522.84 USD QR100 3.42 RING AND PINION, Serial#: 3.42, Core Charge: EXCHANGE, Casting#: 342 ConditionNewPart NumberA39424-1RStock NumberA39424-1 MLS Number12924240CategoryDifferential Misc. Parts Last Updated5/15/2026 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 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