Upgrade & Maintain with Genuine Graco DutyMax GH230 HD Pump Parts
For contractors, rental yards, and commercial painting pros in Houston and beyond, nothing beats authentic Graco DutyMax GH230 HD Hydraulic Motor & Displacement Pump Parts. Whether you’re troubleshooting a pack‑off, replacing seals, or rebuilding the hydraulic motor, our factory-backed components ensure your sprayer runs strong and spray‑ready. shop all graco sprayers parts.
Why Choose OEM Graco DutyMax GH230 HD Pump Components?
- Exact Fit & Precision Tolerance: These parts—rods, packings, belts, motor kits—are manufactured to Graco’s spec and engineered to the high‑pressure demands (up to 3 300 psi / 228 bar) of the GH230 HD rig.
- Built for Heavy‑Duty Performance: The Endurance™ MaxLife pump features chromex rods and ceramic/sealed stainless seats to resist abrasive coatings like sand‑filled mastics.
- Motor & Seal Kits Engineered for Durability: The 248977 hydraulic motor repair kit and 246174 seal kit include genuine O‑rings and glands to restore original hydraulic power and prevent leaks.
- Warranty Compliance: Using genuine parts—such as packings, belts, and surge suppressors—keeps your Graco warranty active.
Key Features & Technical Specifications
Graco DutyMax GH230 HD, part number 24W963 (ProContractor) or 24W962 (Standard), is a robust 3‑in‑1 gas/hydraulic/electric sprayer featuring:
- MaxFlow 2 pump with self‑cleaning Vibra‑Seal tech to minimize pack‑off and support continuous spray cycles.
- High‑efficiency hydraulic motor & cooling fins to keep the pump cool and quiet under long‑haul duty.
- Honda GX 6.5 HP engine with oil‑alert shutdown—plus fast electric motor conversion options (kits 248949/248950) for indoor use.
- Fluid inlet/outlet sizes: 1‑5/16″ inlet, 3/8″ NPT outlet.
- Flow rate: Up to 2.35 GPM (8.9 L/min); rated for heavy coatings like elastomers, liquid roofing, drywall mud, and epoxies.
- Pressure rating: 3 300 psi max; recommended tip range 0.019–0.039″ LP and texture tips.
Compatible Machines & Models
Your new GH230 HD pump parts are designed to work not only with the DutyMax GH230 HD kits (24W962/24W963) but also bolt‐on compatible with:
- Graco GH300 & GH733 – with belt/rod/ball/30‑mesh filter compatibility.
- GMAX II 7900 – shares the same pump lower and seat kit.
- LineLazer V 3900 stripers & Ultra Max II 1095/1595 – easy‑Out filters, RAC‑X guards, and tips inter‑changeable.
- TrueCoat 360 DS – use LP tips and guards for handheld finish matching.
Pro Tips for Longevity & Reliability
- Warm‑flush with 100 °F water: Dissolves latex faster and protects BlueMax hose liners rated to 160 °F.
- Add TSL liberally: Just 5 drops per break keeps leather packings supple all season.
- Retension belts after first hour: For ~½″ deflection at 10 lb—prevents glazing and overheating.
- Rotate hose ends weekly: Balanced wear equalizes liner life and stabilizes SmartControl performance.
- Match screen-to-tip mesh: 30‑mesh for ≥0.025″ tips, 60‑mesh for 0.017–0.023″, 100‑mesh for fine finish.
Ordering Fast
Our inventory includes:
- 24W999 Endurance Pump Lower Kit
- 248977 Hydraulic Motor Repair Kit
- 246174 Hydraulic Seal Kit
- Packings, rods, belts, check balls, inlet strainers, valve kits, filters, surge suppressors—OEM‑specified.
Your Next Step
Equipping your GH230 HD with genuine hydraulic motor parts, seals, and pumps cuts downtime and maximizes spray volumes. Add OEM Hydraulic Motor Repair Kit (248977) Hydraulic Seal Kit (246174) Endurance Pump Lower (24W999) to your cart, and you’ll be operational by tomorrow. Feel the difference real OEM quality makes—faster cycles, fewer failures, and warranty peace of mind.
Have questions on torque specs, part interchange, or need hands‑on help locating compatible engines or hoses? We can connect you to graco team for futher assistance.



































