Graco 287054 Crankshaft Repair Kit (Used) - Aftermarket Replacement | Genuine Graco Fit

Restore smooth pump drive on popular contractor sprayers with this inspected, used repair crankshaft kit. The assembly transmits motor rotation to the displacement pump, helping to maintain even pressure and pattern quality under daily jobsite use. Listed as Graco 287054, this unit is commonly specified across Ultra / Ultra Max II 395–595 families and select 390 series configurations, offering a practical replacement where a complete drive rebuild is required.

Replacement Part Factory-Spec Geometry Contractor Duty

Why Choose This Crankshaft Repair

  • Restores pump stroke and pressure stability after drive wear.
  • Factory-spec fit for faster reassembly and seal alignment.
  • Cost-effective option versus full lower/drive replacement.

Finish/Color: Machined steel with natural metal finish; may show light cosmetic wear from prior service.

Typical Compatibility

  • Graco Ultra / Ultra Max II 395, 490, 495, 595 (various series, stand & cart).
  • Graco Nova / Ultimate MX II equivalents sharing the same drive group.
  • Select Graco 390 series where the IPL specifies 287054 for the drive (verify by model/series and serial range).

Always confirm with your Illustrated Parts List (IPL) by model number and serial prefix.

What This Product Fits

  • Ultra / Ultra Max II 395, 490, 495, 595 (Classic, Hi-Boy/Lo-Boy variants).
  • Nova 395 / 495, Ultimate MX II 495 / 595 companion models.
  • Some 390 units depending on production series and drive group callouts.

Fitment supported by common Graco IPLs and distributor references for 287054 across Ultra/Nova/Ultimate 395–595 families; 390 users should cross-check their exact IPL callout.

Technical Specifications

Aftermarket - (Used Genuine Graco component)
OEM Graco 287054
FitsDrive group for Ultra / Ultra Max II 395–595 and select 390 series (per IPL)
TypeRepair crankshaft kit (used, inspected)
MaterialHardened steel crank with precision-ground journals
FunctionConverts motor rotation to reciprocating pump motion
PressureWithin sprayer’s rated working pressure when the system is in spec
BrandGraco (used OEM), sold as a replacement part

If your IPL specifies a different crank (e.g., a “gear crankshaft” assembly), select the exact callout for your serial range.

Installation Notes

  1. Disconnect power, relieve pressure, and remove spray tip/guard.
  2. Access the drive housing; mark linkage orientation before removal.
  3. Extract worn crank, inspect bearings, seals, and yoke for wear.
  4. Lubricate journals, install replacement crank, and set linkage preload.
  5. Reassemble, run at low pressure, then verify stroke and leaks.

Tip: Replace related wear items (bearings/seals) while the drive is open to extend service life.

When to Rebuild / Replace

  • Knocking or uneven stroke at steady speed.
  • Noticeable shaft play or bearing roughness.
  • Irregular pressure with no fluid-end faults.
  • Metal fines in drive oil or abnormal heat.

Bedford vs OEM Comparison

FeatureUsed Replacement (this item)OEM (New Graco)
Fit & GeometryFactory-spec for listed modelsFactory-spec
ConditionUsed/inspected; functionalBrand new
AvailabilityIf in stock, ships from Bedford Precision Parts in Bedford Hill, New York.Ships via Graco distribution
ValueLower cost optionNew OEM pricing

FAQs

Some 390 series use a different crank callout. Check your model and serial-range IPL; if it lists 287054, this unit applies. Otherwise select the exact gear/crankshaft part specified.
Ultra / Ultra Max II 395–595, plus equivalent Nova and Ultimate MX II models are the most common applications.
A used, inspected crankshaft repair unit in serviceable condition. Related bearings, seals, and linkage parts are typically ordered separately per IPL.
Standard pullers and hand tools are usually sufficient. Follow torque specs and alignment procedures in the service manual.
Reference your sprayer’s Illustrated Parts List by model and serial prefix. Match the drive group callout to the part number listed for the crankshaft.