View 1 Photo View 0 Videos Used Meritor-Rockwell RD20-145 Ring & Pinion Gear Set 4.63 Ratio, Part # B41280-1 $200 USD RD20-145 ring pinion gear set 4.63 ratio USED, Serial#: B41280-1 USED, Casting#: B41280-1 USED ConditionNewPart Numberb41280-1Stock NumberB41280-1 USED MLS Number9952731CategoryDifferential Misc. Parts Last Updated3/28/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell 40-145 O/P Clutch, Part # 3107M1183 S-E957 $67.50 USD o/p clutch ConditionNewPart Number3107m1183 S-E957Stock Number3107m1183 MLS Number9003532CategoryDifferential Misc. Parts Last Updated3/28/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell 40-145 5.86 Gear Set, Part # B41466-1 $350 USD 40-145 5.86 USED GEAR SET, Serial#: B41466-1F, Core Charge: N/A, Casting#: B41466-1F ConditionUsedPart NumberB41466-1Stock NumberB41466-1 USED MLS Number10628319CategoryDifferential Misc. Parts Last Updated3/28/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell 40-145 4.56 Front Gearset, Serial # B41562-1 $125 USD USED 40-145 4.56 FRONT GEARSET, Serial#: B41562-1, Core Charge: N/A, Casting#: B41562-1 ConditionUsedPart NumberB41562-1Stock NumberB41562-1 USED MLS Number13283985CategoryDifferential Misc. Parts Last Updated3/28/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell 40-145 Nut, Part # 40X1233 SA973 $9.95 USD nut, Serial#: 40X1233, Core Charge: N/A, Casting#: 40X1233 Quantity25ConditionNewPart Number40x1233 SA973Stock Number1233 MLS Number9003426CategoryDifferential Misc. Parts Last Updated3/28/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell RD40-145 5.29 Gear Set, Part # B41284-1 $125 USD RD40-145 5.29 USED GEAR SET, Serial#: B41284-1 2, Core Charge: N/A, Casting#: B41284-1 2 ConditionUsedPart NumberB41284-1Stock NumberB41284-1 USED MLS Number10697108CategoryDifferential Misc. Parts Last Updated3/28/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell 40-145 3.42 Gearset, Serial # B41276-1 $200 USD 40-145 3.42 GEARSET USED, Serial#: B41276-1, Core Charge: N/A, Casting#: B41276-1 ConditionUsedPart NumberB41276-1 B41164-1Stock NumberB41276-1 USED MLS Number10390724CategoryDifferential Misc. Parts Last Updated3/28/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell 40-145 Gear Set 4.33 Ratio $150 USD 40-145 USED gear set 4.33 ConditionUsedPart Numberb41478-1 USEDStock NumberB41278-1 USED MLS Number9952760CategoryDifferential Misc. Parts Last Updated3/28/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell 40-145 Front 3.58 Gearset, Part # B41512-1 $175 USD 40-145 FRONT 3.58 USED GEARSET, Serial#: b41512-1-, Core Charge: N/A, Casting#: b41512-1- ConditionUsedPart Numberb41512-1Stock NumberB41512-1 USED MLS Number11278449CategoryDifferential Misc. Parts Last Updated3/28/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell 40-145 Front Gear Set 390, Serial # B41678-1 $185 USD USED 40-145 FRONT GEAR SET 390, Serial#: B41678-1, Core Charge: N/A, Casting#: B41678-1 ConditionUsedPart NumberB41678-1Stock NumberB41678-1 USED MLS Number11205814CategoryDifferential Misc. Parts Last Updated4/3/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell 40-145 2.79 Gear Set, Part # A41676-1 $200 USD 40-145 2.79 USED GEAR SET, Serial#: A41676-1, Core Charge: N/A, Casting#: A41676-1 ConditionUsedPart NumberA41676-1Stock NumberA41676-1 USED MLS Number10889048CategoryDifferential Misc. Parts Last Updated4/3/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell 40-145 5.29 Front Gear Set, Serial # B41428-1 $200 USD 40-145 USED 5.29 FRONT GEAR SET, Serial#: B41428-1, Core Charge: EXCHANGE, Casting#: B41428-1 ConditionUsedPart NumberB41428-1Stock NumberB41428-1 USED MLS Number10889042CategoryDifferential Misc. Parts Last Updated4/3/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell 40-145 Gear Set 3.42, Part # A43752-1 $125 USD 40-145 USED GEAR SET 3.42, Serial#: A43752-1, Core Charge: N/A, Casting#: A43752-1 ConditionUsedPart NumberA43752-1Stock NumberA43752-1 USED MLS Number10390732CategoryDifferential Misc. Parts Last Updated4/3/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell 40-145 Pinion Drive Gear, Part # 3892N4902 $189 USD pinion drive gear, Serial#: S-8902 S23261 3892N4902 3892L5940, Core Charge: N/A, Casting#: 3892N4902 Quantity6ConditionNewPart Number3892n4902 S-8902 S23261 3892N4902 3892L5940Stock Number3892n4902 MLS Number9003199CategoryDifferential Misc. Parts Last Updated4/3/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell 40-145 Differential Thru Shaft, Part # 3297E1019 $72 USD thru shaft Quantity4ConditionUsedPart Number3297e1019Stock Number3297e1019 MLS Number9002802CategoryDifferential Misc. Parts Last Updated4/3/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell 40-145 Gear Set 4.33, Part # B41478-1 $350 USD gear set 4.33 ConditionNewPart Numberb41478-1Stock Numberb41278-1 MLS Number9005505CategoryDifferential Misc. Parts Last Updated4/3/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell 40-145 Bearing Cone $58.05 USD bearing cone Quantity8ConditionNewStock Numberjm511945 MLS Number9005488CategoryDifferential Misc. Parts Last Updated4/3/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Meritor-Rockwell 40-145 Shim Kit, Part # KIT2429 $37.28 USD 40145 shim kit, Serial#: kit2429, Core Charge: N/A, Casting#: kit2429 Quantity13ConditionNewPart Numberkit 2429Stock Numberkit2429 MLS Number9002806CategoryDifferential Misc. Parts Last Updated4/3/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Meritor-Rockwell 40-145 O/P Side Gear, Part # 2234R1188 $72.74 USD o/p side gear ConditionNewPart Number2234r1188Stock Number2234r1188 MLS Number9003531CategoryDifferential Misc. Parts Last Updated4/3/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info