Mud Motor Selection for Directional Drilling

Mud Motor selection for directional drilling

Our downhole mud motor fleet is engineered for directional drilling, offering a wide range of power sections, lower ends, and ProFlex drivetrains to match wellbore geometry, formation, and performance targets.

We offer one of the industry’s most flexible mud motor selection platforms for directional drilling. Our fleet includes hundreds of motor lower ends paired with thousands of rotor and stator assets, allowing our engineers to configure the ideal fixed bend, transmission, and power section for your wellbore geometry and formation.

Our application engineering team works directly with your drilling program to recommend the optimal downhole mud motor configuration that delivers the torque, stability, and rate of penetration required to hit your targets.

When You Choose ProPower for Your Downhole Mud Motor Selection you get:

Wide Range of Mud Motor Sizes

Performance lower ends available from 5” to 9-3/8” to match diverse drilling requirements.

Advanced Drivetrain Options

Featuring ProFlex and ProFlex Titanium transmissions for unmatched durability and torque transfer.

Premium mud motor Power Sections

From low-RPM torque-heavy to high-RPM fast-drilling needs, we offer power sections for every hole size.

Versatile Motor Mandrels

Box-down and pin-down configurations support both motor steerable and rotary steerable applications.

High-Precision Directional Control

Engineered for directional control, delivering everything from straight holes to aggressive build rates.

Size-Matched Stabilizers

Directional mud motor stabilizers available in multiple sizes to maintain stability and toolface control.

When you choose ProPower for your downhole motor needs, you can select

Wide Range of Mud Motor Sizes

Performance lower ends available from 5” to 9-3/8” to match diverse drilling requirements.

Featuring ProFlex and ProFlex Titanium transmissions for unmatched durability and torque transfer.

From low-RPM torque-heavy to high-RPM fast-drilling needs, we offer power sections for every hole size.

Box-down and pin-down configurations support both motor steerable and rotary steerable applications.

Engineered for directional control, delivering everything from straight holes to aggressive build rates.

Directional mud motor stabilizers available in multiple sizes to maintain stability and toolface control.

The table below provides a detailed overview of the mud motor configurations available in our fleet. These drilling motor options are offered as part of our directional drilling packages and as standalone downhole mud motor rentals, allowing operators to match the right lower end, power section, and transmission to their specific well requirements.

Lower End OD (in) Power OD (in) Lobe / Stage Motor Speed (RPG) Max Diff (psi) Stall Diff (psi) Max Torque (ftlb) Stall Torque (ftlb) Flow Range (GPM) Speed Range (RPM) Torque Slope (ftlb/psi)
5

5 3/8

5 1/2
5 5/6 8.3 1 1870 2800 4810 6090 100-300 100-300 2.6
7/8 3.8 0.521 860 1280 4450 7880 150-250 78-140 5.2
7/8 4.5 0.463 1010 1520 5250 7870 150-300 69-140 5.2
7/8 8.2 0.7 1850 2770 6700 10050 150-350 105-250 3.6
6/7 8.0 0.79 1880 2970 6110 9630 150-350 120-280 3.25
6/7 8.8 0.68 2240 3360 8014 12021 150-400 102-272 3.6
6/7 11.7 0.89 2724 4086 7658 11487 150-350 134-312 2.72
5 1/2 5 1/2 6/7 10.9 0.75 2570 4040 8380 13200 200-400 150-300 3.27
6 5/8

7

7 3/8
6 5/8 4/5 7.0 0.497 1580 2360 9090 16630 300-600 149-300 5.8
7/8 5.0 0.288 1130 1690 10460 15690 300-600 86-180 9.3
7/8 5.7 0.242 1280 1920 13720 20580 300-600 72-150 10.7
5/6 8.2 0.426 1850 2770 11270 16910 300-600 127-260 6.1
7/8 6.8 0.304 1530 2300 14630 21950 300-600 91-190 9.6
7/8 6.9 0.25 1960 2940 19010 28515 300-700 75-175 9.7
5/6 8.4 0.35 1980 3110 16550 26060 350-750 110-230 8.38
5/6 8.3 0.38 1643 2464 11772 17658 300-700 123-245 6.89
5/6 9.4 0.4 2030 3045 11729 17594 350-700 120-280 5.8
7

7 3/8

8
7 7/8 6.9 0.25 1960 2940 19010 28515 300-700 75-175 5.8
7/8 8.5 0.26 2000 3150 19540 30770 400-750 100-200 9.7
6/7 8.4 0.3 1980 3110 16550 26060 350-750 110-230 9.78
5/6 8.4 0.35 1643 2464 11772 17658 350-700 123-245 8.38
5/6 8.3 0.38 1960 3080 13030 20530 350-750 130-290 6.89
5/6 9.4 0.4 2030 3045 11729 17594 300-700 120-280 6.68

7 3/8

8

7 1/4 7/8 9.3 0.25 2190 3450 21840 34390 400-750 100-190 9.99
8

9 1/4
8 7/8 4.0 0.166 900 1350 14930 22400 400-900 66-150 16.6
7/8 3.4 0.089 770 1150 21450 32180 400-900 35-81 28
7/8 5.9 0.155 1390 2190 21870 34440 400-900 60-140 15.77
9 1/4 8.5 7/8 7.0 0.18 1907 3202 28393 42600 400-1100 72-198 13.77

Whatever You Are Drilling, We Have a Premium Downhole Mud Motor Solution

Surface hole to slimhole

From large surface intervals to slimhole applications, our downhole mud motors deliver the torque, stability, and control required to keep wells on track across a wide range of hole sizes.

Soft shale to hard sandstone

Built to perform in diverse lithologies, our directional drilling mud motors maintain consistent ROP whether drilling through soft, reactive shale or abrasive sandstone formations.

Straight hole to high build rates

Whether the job calls for extended laterals or aggressive curve sections, our high-performance mud motors provide the control and reliability needed to achieve your planned build rates.

Motor steerable or RSS

Compatible with both conventional steerable assemblies and rotary steerable systems, our downhole mud motors are engineered to integrate seamlessly with your drilling program.

Standard to High Temp environments

From everyday drilling conditions to extreme downhole heat, our high-temperature mud motors are designed to withstand temperature challenges.

Water or Oil-Based mud drilling

Proven performance in all fluid systems our mud motors deliver consistent reliability whether you’re drilling with water-based or oil-based mud.

A ROBUST MUD MOTOR SOLUTION AS PART OF OUR DIRECTIONAL PACKAGES OR STAND-ALONE RENTALS

Compatible with both conventional steerable assemblies and rotary steerable systems, our downhole mud motors are engineered to integrate seamlessly with your directional drilling program.

FAQs

What choices are available for optimizing directional drilling performance?

ProDirectional offers hundreds of lower ends and thousands of rotor and stator assets, allowing clients to select the right lower end, fixed bend, transmission, and power section to optimize directional drilling performance.

Our application engineering team supports you by recommending the ideal configuration tailored to your well’s specific requirements.

Mud motor options include performance lower ends ranging from 5″ to 9-3/8″, ProFlex and ProFlex Titanium transmissions, power sections across RPM ranges, box-down and pin-down mandrels, fixed-bend housings for various trajectories, and directional stabilizers.

We welcome motor rentals or build them into our full directional drilling packages giving you flexibility depending on your rig’s needs.

Whatever your drilling conditions be it surface hole or slim hole, soft shale or hard sandstone, straight or high build trajectories, motor steerable or rotary steerable applications, standard or high-temperature environments, or varying mud types our robust fleet has a premium directional motor solution for you.

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