Rockwell Transmission

Find great deals on Rockwell Transmissions and heavy-duty commercial Truck Transmission parts.

Shop with confidence with the leader in the industry.

We offer the complete line of rebuilt Rockwell Transmission models and repair parts.
We ship from the USA, any Rockwell transmission today and can do so to any country or city in the world! One call does it all, that’s because we stock them all.

Large Selection:

We are one of the largest remanufactured/rebuilt truck transmission distributors of Rockwell transmissions. We literally have hundreds of Rockwell transmissions ready to ship or deliver today. Our warehouses located across America are fully stocked with a wide selection of rebuilt Rockwell transmissions.

855 844-SALE | 855 844-7253

Genuine Rockwell Transmission Parts and Supplies:

We also stock a complete line of Rockwell bearing, and bearing kits, gasket and seal kits, gears, cases, shafts, top cover assemblies and any other part you may possibly need. We also have a full line of replacement aftermarket parts. Call and our experienced Rockwell technicians and parts personnel will assist you in finding the parts you need to repair your model.

We offer rebuilt, heavy duty, medium duty Rockwell truck transmissions. We sell new rebuilt and used Rockwell transmissions. We also offer truck transmission sales & rebuilding services for all makes and models. We will rebuild any model truck transmission.

Rockwell® / Meritor Transmissions.

Select a Transmission Series

Models

RM10-115A,
RS10-115A, RM10-125A,
RS10-125A
RM10-135A,
RS10-135A, RM10-145A,
RS10-145A
RM10-155A,
RS10-155A, RD10-145A
M-14F10A-M16,
M-11G10A-M11, M-12G10A-M12
M-13G10A-M13,
M-14G10A-M14, M-15G10A-M15
M-14G10A-M16, M-11G10A-S11,
M-12G10A-S12
M-13G10A-S13, M-14G10A-S14,
M-15G10A-S15
M-14G10A-S16

Gear Ratio Tenth 1.00 Ninth 1.34 Eighth 1.84 Seventh 2.48 Sixth 3.35 Fifth 4.48 Fourth 6.02 Third 8.26 Second 11.14 First 15.02

Models

RMX10-115A,
RSX10-115A, RMX10-125A,
RSX10-125A
RMX10-135A,
RSX10-135A, RMX10-145A,
RSX10-145A
RMX10-155A,
RSX10-155A, RMX10-165A, RSX10-165A
MO-14F10A-M16,
MO-11G10A-M11, MO-12G10A-M12
MO-13G10A-M13,
MO-14G10A-M14, MO-15G10A-M15
MO-14G10A-M16,
MO-16G10A-M16, MO-16G10A-M18
MO-11G10A-S11, MO-12G10A-S12,
MO-13G10A-S13
MO-14G10A-S14, MO-15G10A-S15,
MO-14G10A-S16
MO-16G10A-S16, MO-16G10A-S18

Gear Ratio Tenth 0.74 Ninth 1.00 Eighth 1.37 Seventh 1.85 Sixth 2.50 Fifth 3.34 Fourth 4.48 Third 6.15 Second 8.30 First 11.19

Models

RMX10-115C,
RSX10-115C, RMX10-125C,
RSX10-125C
RMX10-135C,
RSX10-135C, RMX10-145C,
RSX10-145C
RMX10-155C,
RSX10-155C, RMX10-165C,
RSX10-165C
MO-14F10C-M16,
MO-16F10C-M18,
MO-11G10C-M11
MO-12G10C-M12,
MO-13G10C-M13, MO-14G10C-M14
MO-15G10C-M15,
MO-16G10C-M16, MO-14G10C-M16
MO-17G10C-M17,
MO-17G10C-M19, MO-18G10C-M18
MO-18G10C-M20, MO-11G10C-S11,
MO-12G10C-S12
MO-13G10C-S13, MO-14G10C-S14,
MO-15G10C-S15
MO-16G10C-S16, MO-14G10C-S16,
MO-17G10C-S17
MO-17G10C-S19, MO-18G10C-S18,
MO-18G10C-S20

Gear Ratio Tenth 0.73 Ninth 1.00 Eighth 1.37 Seventh 1.88 Sixth 2.58 Fifth 3.57 Fourth 4.92 Third 6.75 Second 9.23 First 12.72

MODEL IDENTIFICATION

Example:
MO-13Z12A-A13

First Digit M = ZF Meritor
Second O = Overdrive, no
letter = direct drive
Third and
fourth digits 13 = 1300lb*ft input torque rating
Fifth Digit F, G = 9
and 10-speeds, Z = Freedom line
Sixth and Seventh Digits
12 = 12 Speed (forward gears)
Eighth digit = Ratio
Ninth digit A =
Automated, S = Shift by wire, M = Manual.
Tenth and eleventh
digits 13 = Highest torque in top two gears 13 = 1300lb*ft

Meritor Example: MO16F10

First Digit M = Meritor
Second O = Overdrive, no letter = direct drive
Third and Fourth Digits 16 = 1600lb*ft torque rating
Fifth Digit = Design
Platform
Sixth and Seventh Digits 10 =
10 Speed

Rockwell Example: RM9-115A

First Digit R = Rockwell Second Digit M = Manual
Second Digit S = Engine Synchro Shift™
Third Digit 9 = 9 Speed
Fourth, Fifth & Sixth Digits 115 = 115 x 10 = 1150 lb*ft Nominal Input Torque
Seventh Digit A = Ratio

Rockwell rebuilding services:

In addition to our inventory Rockwell transmissions, and exchange units, we also offer professional rebuilding services for your existing transmission! If you don’t want a exchange transmission and prefer to rebuild yours, we can do it for you and ship it back for free. Ship it to us and we will completely re-manufacture/rebuild it fast!

Transmissions rebuilt by Gear and Transmission Co. come with a 1 year, unlimited mileage warranty and a name trusted throughout the trucking industry and around the World for the highest quality rebuilt truck transmissions on the market.

When you need a professionally Rebuilt Rockwell transmission you can rely on us to deliver the correct model configured exactly the way you need it. Our rebuilt Transmission exchange program saves you time and money by delivering a fully re-manufactured unit ready to install. Simply fill it with fluid and you’re ready to go.

All transmissions are completely remanufactured and all wear parts replaced with genuine Rockwell replacement parts including and gears needed, shafts etc. All units receive, new synchronizers, sliding clutches, bearings & races, seals, and any hard parts needed to meet our strict quality standards.

Rockwell Transmission

Find great deals on Rockwell Transmissions and heavy-duty commercial Truck Transmission parts.

Shop with confidence with the leader in the industry.

Select a Transmission Series

Now Select a Model

Now Select a Model

Now Select a Model

Now Select a Model

Now Select a Model

Now Select a Model

Now Select a Model

Models

Models

Models

MODEL IDENTIFICATION

Example: MO-13Z12A-A13

Meritor Example: MO16F10

Rockwell Example: RM9-115A

Now
Select a Model

Now
Select a Model

Now
Select a Model

Now
Select a Model

Example:
MO-13Z12A-A13