Parts for RTW4400TQ0 — Roper Washer

We found 41 parts confirmed to fit the Roper Washer RTW4400TQ0.

Same parts list as GST9630PG1 (Whirlpool Washer). RTW4400TQ0 shares an identical confirmed parts list with GST9630PG1 (Whirlpool Washer). That page is the canonical version of this parts list — use it if you want the primary reference, or stay here since the list below is exactly the same for RTW4400TQ0.

Compatibility table

All 41 confirmed parts, ordered so parts that fit fewer models (more specific to this appliance) appear first.
Part #PartAlso fitsReference price
WPW10110063Knob34 models$36.01 · Amazon
WP8546685Washer Timer Control (60 Hz.) (Motor70 models$197.19 · Amazon
W10339251Water Level Pressure Switch177 models$130.83 · Amazon
WPW10096921Washer Drain Hose555 models$54.24 · Amazon
8318088Hinge Washer590 models$13.23 · Amazon
WP3355758Agitator Cap757 models$9.62 · Amazon
285811Agitator Repair Kit795 models$21.45 · Amazon
WP8318084Washer Lid Switch844 models$35.80 · Amazon
WP3363661Washer Agitator Cam Bearing866 models$9.62 · Amazon
WPW10072840Washer Inner Cap Seal902 models$9.62 · Amazon
WP387240Ring Balance917 models$81.73 · Amazon
W10880720Washer Ringtub925 models$97.27 · Amazon
WP8546461Cam929 models$4.91 · Amazon
285438Brake Shoe Assembly949 models$95.23 · Amazon
285565Agitator Kit953 models$157.43 · Amazon
285352Oil Seal Kit for Gearcase Input Shaft966 models$51.61 · Amazon
WP8546462Spin Tube Bearing968 models$9.62 · Amazon
WP62780Cabinet Retaining Clip975 models$9.62 · Amazon
W10846509Washer Screw, #10-32 x 5/8-in982 models$7.92 · Amazon
80040Agitator Directional Cogs985 models$6.40 · Amazon
8316845Leveling Spring987 models$9.62 · Amazon
WPW10086010Washer Motor Retainer Clip996 models$9.62 · Amazon
W10820043Basket Drive Assembly with Clutch998 models$124.60 · Amazon
353424Washer Terminal Connector1,001 models$39.85 · Amazon
WP8572717Washer Capacitor Motor Start1,005 models$61.55 · Amazon
WP62691Washer Single Motor Grommet1,008 models$12.85 · Amazon
WP358237Agitator Bolt1,034 models$6.40 · Amazon
W11095997SEAL1,053 models$23.60 · Amazon
WP616099Washer Hose Clamp1,055 models$8.55 · Amazon
8318084Washer Lid Switch Assembly1,137 models$40.48 · Amazon
3951311Clutch2,217 models$59.07 · Amazon
3349296Rack2,446 models$253.92 · Amazon
3360630Gear Case3,046 models$253.92 · Amazon
388952Drive Basket3,383 models— · Amazon
62570Gear4,061 models$253.92 · Amazon
63320Pinion4,318 models$253.92 · Amazon
62621Actuator4,383 models$253.92 · Amazon
389140Washer Drive Block4,956 models$38.41 · Amazon
21366Washer Spanner Nut9,334 models— · Amazon
350930Spray Paint - 12 oz. - White51,086 models$9.21 · Amazon
72017Touch-Up Paint - White62,774 models$3.55 · Amazon

Prices shown are an informational reference range only, not an offer or an Amazon price — RepairKitHub does not sell parts directly. Each part links to an Amazon search so you can compare current listings yourself.

Common failure areas on this model

The confirmed parts above group into a handful of failure areas. Here is what each points to and how to check it before you order anything.

Storage, trim and cosmetic hardware

Symptom: A cracked shelf, broken door bin, worn hinge, or missing trim piece -- cosmetic and storage wear rather than a functional breakdown.

Check: Match the physical dimensions and mounting tabs of the old part before ordering; these pieces are often model-specific even between visually similar models.

Parts in this group on RTW4400TQ0: WPW10110063 (Knob), 8318088 (Hinge Washer), WPW10072840 (Washer Inner Cap Seal), WP8546461 (Cam), WP8546462 (Spin Tube Bearing), WP62780 (Cabinet Retaining Clip), W10846509 (Washer Screw, #10-32 x 5/8-in), 8316845 (Leveling Spring), WPW10086010 (Washer Motor Retainer Clip), 353424 (Washer Terminal Connector), WP62691 (Washer Single Motor Grommet), 3349296 (Rack), 21366 (Washer Spanner Nut).

Controls, timers and wiring

Symptom: A cycle that doesn't advance, the wrong water level filling, an unresponsive display, or the washer not starting at all.

Check: Look for burn marks or a burnt smell near the board or terminals, and check whether buttons and knobs respond -- a unit that powers on but won't cycle often traces back to this group.

Parts in this group on RTW4400TQ0: WP8546685 (Washer Timer Control (60 Hz.) (Motor), W10339251 (Water Level Pressure Switch), WP8572717 (Washer Capacitor Motor Start).

Water inlet and drainage

Symptom: A washer that won't fill, fills slowly, won't drain, or leaves standing water in the tub.

Check: For fill problems, check the inlet valve's screen filters for sediment. For drain problems, check the pump for a jammed object and confirm the drain hose isn't kinked or looped too high.

Parts in this group on RTW4400TQ0: WPW10096921 (Washer Drain Hose).

Suspension and tub hardware

Symptom: Excessive vibration, banging, or the machine "walking" during the spin cycle.

Check: Check that all leveling legs are actually contacting the floor, then inspect the suspension rods or springs for wear or a broken mount point.

Parts in this group on RTW4400TQ0: WP3355758 (Agitator Cap), 285811 (Agitator Repair Kit), WP3363661 (Washer Agitator Cam Bearing), 285565 (Agitator Kit), 80040 (Agitator Directional Cogs), W10820043 (Basket Drive Assembly with Clutch), WP358237 (Agitator Bolt), 388952 (Drive Basket).

Door, lid switches and latches

Symptom: The washer won't start, or it stops mid-cycle as soon as the lid is opened.

Check: Listen for an audible click when the lid closes. No click, or a visibly cracked plastic tab on the latch, points to this part.

Parts in this group on RTW4400TQ0: WP8318084 (Washer Lid Switch), 8318084 (Washer Lid Switch Assembly).

General hardware and mounting parts

Symptom: A small mechanical or mounting part has failed, cracked, or gone missing.

Check: Compare the physical shape and mounting points to the original piece, and confirm the exact part number against your model plate before ordering.

Parts in this group on RTW4400TQ0: WP387240 (Ring Balance), W10880720 (Washer Ringtub), 285438 (Brake Shoe Assembly), 285352 (Oil Seal Kit for Gearcase Input Shaft), W11095997 (SEAL), WP616099 (Washer Hose Clamp), 3951311 (Clutch), 62570 (Gear), 63320 (Pinion), 389140 (Washer Drive Block), 350930 (Spray Paint - 12 oz. - White), 72017 (Touch-Up Paint - White).

Drive system (belts, pulleys, motors)

Symptom: A drum or tub that won't turn, a burning-rubber smell, or a loud thump or squeal during a cycle.

Check: With power off, turn the drum or tub by hand -- resistance or grinding points to the motor or a bearing, and a cracked, glazed, or snapped belt is visible once the cabinet is open.

Parts in this group on RTW4400TQ0: 3360630 (Gear Case), 62621 (Actuator).

Before you buy

Match RTW4400TQ0 exactly against the model and serial plate on the appliance itself before ordering anything — a single mismatched character can point to a different production run with different parts. Then check the part number printed or stamped on the part you are replacing against the part numbers in the table above; the printed number is the most reliable way to confirm fitment when a model has gone through multiple production runs. RepairKitHub does not sell parts directly — every part link above routes to an Amazon search for that part number so you can compare current listings and sellers yourself.

How to confirm this is your model

On most washers, the model and serial plate sits under the lid or on the back panel. Match every character exactly, including letters and dashes at the end — appliance model numbers often have similar prefixes but different suffixes for different production runs.

Neighbouring Roper Washer models

These model numbers sort next to this one in the catalog and are usually the same product family.

Other washer models

These model numbers sort close to this one in the catalog for the same appliance type. The brand is not confirmed to match, but the model number range is close.

Still not sure?

Use the model lookup tool to search by model or part number, or start from the symptom your appliance is showing.