View 1 Photo View 0 Videos Rockwell Main Shaft Spacer 9 Speed $27.42 USD MAIN SHAFT SPACER 9 SPEED Quantity7ConditionNewFits To Make(s)ROCKWELLFits To Model(s)ALLStock NumberCCT 1244M2041 ROK MLS Number14182689CategoryTransmission Parts Last Updated4/6/2026 LocationJackson, MS, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Rockwell RM9-145A Mainshaft 2ND Gear 60 Teeth 20 Spline 9 Speed Direct Drive $70.10 USD MAINSHAFT 2ND GEAR 60 TEETH 20 SPLINE ROCKWELL RM*** 9 SPEED DIRECT DRIVE ConditionNewFits To Make(s)ROCKWELLFits To Model(s)RM9-145AStock NumberINC 3892G5025 MLS Number14182616CategoryTransmission Parts Last Updated3/20/2026 LocationJackson, MS, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Rockwell Countershaft Gear 2ND/3RD 43 Teeth RM* 9/10/13 Speed Direct or Overdrive $77.10 USD COUNTERSHAFT GEAR 2ND/3RD 43 TEETH ROCKWELL RM* 9/10/13 SPEED DIRECT OR OVERDRIVE Quantity2ConditionNewFits To Make(s)ROCKWELLFits To Model(s)ALLStock NumberINC 3892S5011 MLS Number14182615CategoryTransmission Parts Last Updated3/20/2026 LocationJackson, MS, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Rockwell RM10-145A Main Drive Gear 50 Teeth $108.50 USD MAIN DRIVE GEAR 50 TEETH ROCKWELL RM* 13 SPEED DRIECT OVERDRIVE 10 SPEED DIRECT 115/125/135/145 ConditionNewFits To Make(s)ROCKWELLFits To Model(s)RM10-145AStock NumberINC 3892W5015 MLS Number14182608CategoryTransmission Parts Last Updated3/20/2026 LocationJackson, MS, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Rockwell RM10-145A Main Drive Gear 50 Teeth $150.10 USD MAIN DRIVE GEAR 50 TEETH ROCKWELL RM* 13 SPEED DRIECT OVERDRIVE 10 SPEED DIRECT 115/125/135/145 ConditionNewFits To Make(s)ROCKWELLFits To Model(s)RM10-145AStock NumberCCT 3892W5015 ROK MLS Number13864749CategoryTransmission Parts Last Updated3/20/2026 LocationJackson, MS, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Rockwell Range Shifter Fork HIGH/LOW for 9, 10 & 13 Speed RMX9-145B $198.10 USD RANGE SHIFTER FORK HIGH LOW ROCKWELL 9 10 13 SPEED ConditionNewFits To Make(s)ROCKWELLFits To Model(s)RMX9-145BStock NumberCCT 3296Q1161 ROK MLS Number13864748CategoryTransmission Parts Last Updated3/25/2026 LocationJackson, MS, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Rockwell Mainshaft Drive Gear 10 Speed Overdrive "C" Ratio 20 Spline 54 Teeth $77.11 USD MAINSHAFT DRIVE GEAR ROCKWELL 10 SPEED OVERDRIVE "C" RATIO, 20 SPLINE , 54 TEETH Quantity3ConditionNewFits To Make(s)ROCKWELLFits To Model(s)ALLStock NumberSST 3892F5830 MLS Number14176310CategoryTransmission Parts Last Updated3/20/2026 LocationToledo, OH, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Rockwell RMX10-145A Mainshaft Drive Gear 3RD 60 Teeth 20 Spline $107.10 USD MAINSHAFT DRIVE GEAR 3RD 60 TEETH 20 SPLINE MERITOR RMX***A ConditionNewFits To Make(s)ROCKWELLFits To Model(s)RMX10-145AStock NumberINC ROR3892F5232 MLS Number14176153CategoryTransmission Parts Last Updated3/20/2026 LocationToledo, OH, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Rockwell O'Ring & Seal Range Cylinder $119.10 USD O'RING SEAL RANGE CYLINDER Quantity2ConditionNewFits To Make(s)ROCKWELLFits To Model(s)ALLStock NumberCCT KIT5401 ROK MLS Number13683028CategoryTransmission Parts Last Updated3/20/2026 LocationToledo, OH, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Rockwell RM10-145A Main Drive Gear 50 Teeth Transmission Part $35.10 USD MAIN DRIVE GEAR 50 TEETH ROCKWELL RM* 13 SPEED DRIECT OVERDRIVE 10 SPEED DIRECT 115/125/135/145 Quantity2ConditionNewFits To Make(s)ROCKWELLFits To Model(s)RM10-145AStock NumberSST 3892W5015 MLS Number14175841CategoryTransmission Parts Last Updated3/20/2026 LocationToledo, OH, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Rockwell RMX10-145A Mainshaft Drive Gear 3RD 60 Teeth 20 Spline $86.11 USD MAINSHAFT DRIVE GEAR 3RD 60 TEETH 20 SPLINE MERITOR RMX***A ConditionNewFits To Make(s)ROCKWELLFits To Model(s)RMX10-145AStock NumberSST 3892F5232 MLS Number14175098CategoryTransmission Parts Last Updated3/20/2026 LocationToledo, OH, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Rockwell Auxiliary Main Drive Kit for 9 & 10 Speeds A Ratio 38 OUTER/17 Inner Teeth $119.12 USD AUXILIARY MAIN DRIVE KIT ROCKWELL 9 10 SPEEDS "A" RATIO 38 OUTER TEETH 17 INNER TEETH , CONTAINS 1 - 3892L5316 MAIN DRIVE GEAR 1 - 16980 RETAINER ConditionNewFits To Make(s)ROCKWELLFits To Model(s)RMX10-145AStock NumberSST KIT 5397 MLS Number14175057CategoryTransmission Parts Last Updated3/20/2026 LocationToledo, OH, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Rockwell RM10-125A Rear Main Shaft Seal for Manual Transmission $36.10 USD SEAL MAIN SHAFT REAR MANUAL TRANSMISSON. Quantity2ConditionNewFits To Make(s)ROCKWELLFits To Model(s)RM10-125AStock NumberCCT KIT5389 ROK MLS Number14170196CategoryTransmission Parts Last Updated3/20/2026 LocationEaston, MD, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Rockwell O-Ring & Seal Range Cylinder $75.10 USD O'RING SEAL RANGE CYLINDER ConditionNewFits To Make(s)ROCKWELLFits To Model(s)ALLStock NumberCCT KIT5401 ROK MLS Number14168787CategoryTransmission Parts Last Updated3/20/2026 LocationTampa, FL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Rockwell RM9-115A Output Bearing $135.10 USD BEARING OUTPUT ConditionNewFits To Make(s)ROCKWELLFits To Model(s)RM9-115AStock NumberCCT A1228K1207 ROK MLS Number13582619CategoryTransmission Parts Last Updated3/20/2026 LocationTampa, FL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Rockwell RMX10-135A Spacer $12.10 USD SPACER ConditionNewFits To Make(s)ROCKWELLFits To Model(s)RMX10-135AStock NumberCCT 1244W2103 ROK MLS Number14168543CategoryTransmission Parts Last Updated3/20/2026 LocationTampa, FL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Rockwell RM10-145A Synchronizer HI/LO Kit with 3 Springs, Part # 2258Z1144 $180.10 USD KIT SYNCHRONIZER HI/LO AND 3 2258Z1144 SPRINGS ConditionNewFits To Make(s)ROCKWELLFits To Model(s)RM10-145AStock NumberRRN KIT 5270 MLS Number14168539CategoryTransmission Parts Last Updated3/20/2026 LocationTampa, FL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Rockwell RM10-125A Output Seal Kit $26.10 USD OUTPUT SEAL KIT ConditionNewFits To Make(s)ROCKWELLFits To Model(s)RM10-125AStock NumberCCT KIT5389 ROK MLS Number14168520CategoryTransmission Parts Last Updated3/20/2026 LocationTampa, FL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Rockwell RMX10-145A Auxiliary Main Drive Kit for 9 & 10 Speeds "A" Ratio, 38/17 Teeth $228.11 USD AUXILIARY MAIN DRIVE KIT ROCKWELL 9 10 SPEEDS "A" RATIO 38 OUTER TEETH 17 INNER TEETH , CONTAINS 1 - 3892L5316 MAIN DRIVE GEAR 1 - 16980 RETAINER Quantity2ConditionNewFits To Make(s)ROCKWELLFits To Model(s)RMX10-145AStock NumberCCT KIT5397 ROK MLS Number11337253CategoryTransmission Parts Last Updated3/20/2026 LocationWatseka, IL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Rockwell Mainshaft Kit $223.75 USD MAINSHAFT KIT ConditionNewFits To Make(s)ROCKWELLStock NumberINC RORKIT5363 MLS Number14008929CategoryTransmission Parts Last Updated3/20/2026 LocationAthens, GA, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Rockwell Aux Gear Meritor 9 & 10 Speed 42 Teeth $142.10 USD AUX GEAR MERITOR 9 10 SPEED 42 TEETH ConditionNewFits To Make(s)ROCKWELLFits To Model(s)ALLStock NumberSST 3892P5346 MLS Number13766364CategoryTransmission Parts Last Updated3/20/2026 LocationJackson, MS, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Rockwell RMX10-165C Auxiliary Gear Kit 38 Outer Teeth 23 Inner Teeth 18 Spline $200.10 USD AUXILLIARY GEAR KIT 38 OUTER TEETH 23 INNER TEETH 18 SPLINE 9, 10, 13 SPEED , 1 - 3892G5519 AUXILLIARY GEAR, 1 - 1229W4339 SNAP RING ConditionNewFits To Make(s)ROCKWELLFits To Model(s)RMX10-165CStock NumberCCT KIT5448 ROK MLS Number13582612CategoryTransmission Parts Last Updated3/20/2026 LocationTampa, FL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Rockwell RMX10-145A Auxiliary Main Drive Kit for 9 & 10 Speeds "A" Ratio $240.10 USD AUXILIARY MAIN DRIVE KIT ROCKWELL 9 10 SPEEDS "A" RATIO 38 OUTER TEETH 17 INNER TEETH , CONTAINS 1 - 3892L5316 MAIN DRIVE GEAR 1 - 16980 RETAINER ConditionNewFits To Make(s)ROCKWELLFits To Model(s)RMX10-145AStock NumberCCT KIT5397 ROK MLS Number13582608CategoryTransmission Parts Last Updated3/20/2026 LocationTampa, FL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Rockwell Mainshaft Hardware $415.10 USD MAINSHAFT HARDWARE ConditionNewFits To Make(s)ROCKWELLFits To Model(s)ALLStock NumberCCT KIT5394 ROK MLS Number13582607CategoryTransmission Parts Last Updated3/20/2026 LocationTampa, FL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Rockwell Synchronizer & Hub Kit $500.10 USD KIT SYNCHRONIZER HUB Quantity3ConditionNewFits To Make(s)ROCKWELLFits To Model(s)ALLStock NumberCCT KIT5289 ROK MLS Number13582590CategoryTransmission Parts Last Updated3/20/2026 LocationTampa, FL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info