Trusted Hydraulic Repair and Rebuild Services in Chattanooga, TN and Dalton, GA

Chattanooga Driveline Service repairs, rebuilds, custom builds, and has new units on the shelf for PTOs, hydraulic pumps, and hydraulic motors for various applications. We have a lot of obsolete parts which allows us to build obsolete PTOs for certain applications. We are a Muncie and Heavy Motions distributor. We also stock, work on, and build new Chelsea PTOs. We work on hydraulic control valves, and we reseal single stage hydraulic cylinders. We deliver fast, reliable solutions to get your truck and equipment back to work.

We provide hydraulic repair and rebuild services for a wide range of components:


  • Hydraulic Pumps (gear, vane, piston)
  • Hydraulic Motors (orbital and piston motors)
  • Power Take-Off Units (PTOs)
  • Valves, seals, fittings, and gaskets
  • Hydraulic hoses and cylinders
  • Commercial truck and heavy equipment systems

Hydraulic Services Include:

  • Rebuild, repair, and custom build PTOs, pumps, and motors
  • Rebuild and repair control valves
  • In-house porting and building of custom hydraulic pumps and motors from scratch
  • Reseal single stage hydraulic cylinders
  • Offer wetline kits (PTO, pump, tank, fittings, etc.)

Hydraulic Repair and Rebuild Services

We handle everything from minor hydraulic repairs to complete unit replacement with fast turnaround times at both of our locations.

Hydraulic Pumps & Motors

We service and rebuild a wide range of hydraulic pumps and motors, with ready-to-ship and custom-built options available:


  • In-house custom porting and building of hydraulic pumps and motors
  • Large inventory of parts
  • Bearing Pumps/Motors: 21/2100, 31/3100, 51/5100, 76/7600
  • Bushing Pumps/Motors: 315/124, 330/197, 350/257, 365/360
  • Dump Pumps: C101/102, G101/102 

Power Take-Off Units (PTOs)

We offer PTO repair, replacement, and parts support for all major systems:


  • Large inventory
  • We stock both Chelsea and Muncie PTOs and parts
  • Hard-to-find and obsolete PTO units available
  • Full PTO repair services at both locations
  • Custom build PTOs

Hydraulic Valves

We provide hydraulic valve repair and replacement services for common systems, including:


  • Gresen V20
  • DVG20 / SDV40
  • DVG35 / SDV70
  • Gresen CFD Flow Dividers
  • Gresen PDC Flow Dividers

Wetline Kits

We stock parts and accessories for wetline kits, including:


  • Hydraulic tanks in various sizes
  • Fittings and accessories
  • Complete wet line kits and replacement parts
  • PTO and pump controls and valves

Common Hydraulic Problems We Fix

If your hydraulic system isn’t performing like it should, you may be experiencing:

  • Slow or weak hydraulic operation
  • Unusual noise or excessive vibration
  • Leaking seals or fluid loss
  • Overheating components
  • Loss of pressure or inconsistent performance
  • Complete system failure


Our team quickly diagnoses the issue and recommends the most effective repair or rebuild solution to get your equipment back in service.

Our Hydraulic Repair & Rebuild Process

We follow a proven process to ensure every hydraulic pump, motor or component is repaired correctly, tested thoroughly, and built to last.

Inspection & Diagnosis

01

We evaluate your hydraulic pump, motor, or system to identify wear, pressure issues, or internal failure.

02

Disassembly & Cleaning

All components are disassembled and cleaned to remove contamination and buildup.

03

Repair or Rebuild

We perform hydraulic pump repair, hydraulic motor repair, or complete rebuilds using high-quality parts.

Component Replacement

04

Worn seals, bearings, and internal components are replaced to restore performance and reliability.

05

Final Assembly & Inspection

We complete final assembly and ensure everything is ready for dependable use in the field.

06

Testing & Quality Check

Each unit is tested for proper pressure, flow, and operation before leaving our shop.

Our Hydraulics Repair Advantage

  • Fast turnaround to reduce downtime
  • Large in-stock inventory of hydraulic parts
  • Skilled, experienced hydraulic technicians
  • Competitive pricing with honest estimates
  • 100% satisfaction-focused service


Downtime costs money—that’s why we focus on fast turnaround times, accurate diagnostics, and keeping critical hydraulic parts in stock. From repair to rebuild, our team works quickly and efficiently to get your equipment back in service and performing the way it should.

Trusted Hydraulics Brands

We work with proven hydraulic brands known for performance, durability, and reliability in demanding applications. Our team selects the right components based on your system, ensuring long-term performance and compatibility.



  • Chelsea (Parker Chelsea) – Widely recognized for PTO systems used in commercial trucks, delivering reliable power transfer for demanding hydraulic applications. 
  • Muncie Power Products – A trusted name in the work truck industry, offering reliable PTOs and hydraulic components designed for vocational and fleet applications.
  • Heavy Motions – Offers a wide range of hydraulic components built for compatibility across major systems, making them a strong option for replacements and cost-effective solutions.
  • Permco – Known for dependable high-pressure gear pumps, motors, and flow control components built for consistent performance in heavy-duty systems. 

Get Hydraulic Service Today

If your hydraulic system isn’t performing the way it should, our team is ready to help. From PTO, pump and motor repairs to complete rebuilds and new units, we’ll get your equipment back up and running fast