The Wacker Neuson Governor Weight Retainer Pin is a genuine OEM component designed for a broad range of Wacker Neuson equipment including CT and CRT concrete power trowels, BFS floor saws, GP and GV portable generators, PT trash pumps, BPU reversible vibratory plates, and additional equipment families. As a direct OEM replacement, part number is manufactured to the same specifications as the original, ensuring correct fit and function across all listed models. Compatible machines span the CT36, CT48, CRT36, CRT48, BFS940, BFS1345, BFS1350, GP3800, GP5600, GP6600, GV5000, GV7000, PT3A, PT4A, BPU 3050A, BPU 3545A, BPU 5045A, BPU 5545A, RD7A, and additional series. Always confirm your machine model and serial number against the full fitment list before ordering.
Key Features
- Genuine OEM Retention Accuracy — Manufactured by Wacker Neuson to exact original tolerances, ensuring the pin seats correctly within the governor weight assembly without play or misalignment.
- Direct Drop-In Replacement — Matches the original pin profile and dimensions, allowing straightforward installation in the governor mechanism without modification.
- Wide Cross-Family Fitment — A single part number covering CT and CRT trowels, BFS floor saws, GP and GV generators, PT trash pumps, BPU vibratory plates, and RD tandem rollers across multiple model years.
- Engine Speed Stability — A correctly retained governor weight maintains consistent engine RPM under load, which is critical for trowel finish quality, saw blade speed, and generator output frequency.
- Fuel System Safety Compliance — The governor weight assembly directly influences fuel delivery and throttle response; using the correct OEM retainer pin prevents uncontrolled RPM fluctuation that can stress the engine or create unsafe operating conditions.
The governor weight retainer pin secures the flyweights within the centrifugal governor assembly on small gasoline engines. The governor works by using centrifugal force on spinning weights to sense engine speed and adjust the throttle accordingly, keeping RPM stable as load changes. When the retainer pin wears, loosens, or fails, the flyweights can shift unpredictably, causing erratic engine speed, rough operation under load, or loss of governed RPM control — any of which can affect the performance and output quality of the equipment it powers.
Part Details
| Part Number | 5000074634 |
|---|---|
| Old Part Number | 0074634 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Governor Weight Retainer Pin |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| BFS940 | BFS940 | 5100029229, 5100054574 |
| BFS1345 | BFS1345 | 5100029230, 5100054575 |
| 1220mm/48in Ride-on Trowel | CRT48-34V | 5000620805, 5000620075, 5200004935 |
| CT36-8A-V | CT36-8A-V | 5000620832, 5000009442 |
| CT36-8A Trowel | CT36-8A | 5000009439, 5000620831 |
| CT48-8A Trowel | CT48-8A | 5000009449 |
| CT48-11A Trowel | CT48-11A | 5000009450, 5000620835 |
| CT48-13A-V Trowel | CT48-13A-V | 5000009452, 5000620836 |
| CT48-8A | CT48-8A EU | 5000620837 |
| 915mm/36in Ride-On Trowel | CRT36-24A | 5000620080, 5000620299, 5000620802 |
| 75mm/3in Centrifugal Trash Pum p | PT3A | 5000009098, 5000009101, 5000009240, 5000620800, 5000006729, 5000006730, 5100058535, 5100058536, 5100042216 |
| G 7AI | G7AI | 5000009104 |
| Premium Portable Generator | GP5600A | 5000620094, 5000620095, 5000620381, 5000620382, 5000620326, 5000620327, 5000620984, 5000620979, 5000620980, 5000620042, 5000620043, 5000620091, 5000620092, 5000620011, 5000620012, 5100041979 |
| GPS5600A,CAN GFI | GPS5600A | 5000620096, 5000620383, 5000620328, 5000620981, 5000620982, 5000620044, 5000620093, 5000620013 |
| GP6600A GENERATOR,CAN GFI | GP6600A | 5000620100, 5000620101, 5000620384, 5000620329, 5000620330, 5000620045, 5000620046, 5000620097, 5000620098, 5000620014, 5000620015, 5100042220 |
| GPS6600A GENERATOR,CAN GFI | GPS6600A | 5000620102, 5000620386, 5000620331, 5000620047, 5000620099, 5000620016 |
| Premium Portable Generator | GP6600 | 5000620385, 5000620989, 5000620990, 5000620985, 5000620986 |
| Single Drum Vibratory Roller | RS800A | 5000006581, 5000630011 |
| Single Drum Vibratory Roller | RSS800A | 5000006582, 5000630012 |
| Self-propelled Walk-behind Saw | BFS 1318AS | 5000620085 |
| GV5000A | GV5000A | 5000009346, 5000009351, 5000009361, 5000009356, 5100006204 |
| GV7000A | GV7000A | 5000009348, 5000009353, 5000009358, 5000009363, 5100006205 |
| Hydrostatic Double Drum Vibrat ory Roller | RD11AEC | 5000007695 |
| 50Hz Portable Value Generator | GV5003A | 5000009347, 5000009362, 5100002154, 5000009352, 5000009357 |
| 50Hz Portable Value Generator | GV7003A | 5000009349, 5000009364, 5000009354, 5000009359, 5100002155 |
| 915mm/36in Ride-On High Speed Trowel | CRT36-24A-H | 5000009232 |
| Hydrostatic Double Drum Vibrat ory Roller | RD11A | 5000007693 |
| Ride-on Trowel | CRT36-24A-E | 5000009483 |
| 915mm/36in CE Walk-behind Trow el | CT36AGP | 5000007596, 5000007595 |
| 915mm/36in CE Walk-behind Trow el | CT36AGP-E | 5000008036, 5000008026 |
| 1220mm/48in Walk-behind Trowel | CT48AGP | 5000007602, 5000007603 |
| 1220mm/48in CE Walk-behind Tro wel | CT48AGP-E | 5000008031, 5000008032 |
| 1220mm/48in Walk-behind Trowel | CT48ADP | 5000007598, 5000007599, 5000008199 |
| 1220mm/48in CE Walk-behind Tro wel | CT48ADP-E | 5000008027, 5000008028 |
| RD7 Tandem Roller | RD7A | 5100017196, 5200015243, 5200015246 |
| 1220mm/48in CE Walk-behind Tro wel | CT48AGT-E | 5000007601, 5000008020 |
| 1220mm/48in Walk-behind Trowel | CT48AGT | 5000008019, 5000008041 |
| 915mm/36in CE Walk-behind Trow el | CT36AGT-E | 5000007594, 5000008012 |
| 1220mm/48in CE Walk-behind Tro wel | CT48ADT-E | 5000007597, 5000008016 |
| 915mm/36in CE Walk-behind Trow el | CT36AGT | 5000008014, 5000008011 |
| 1220mm/48in Walk-behind Trowel | CT48ADT | 5000008015, 5000008040 |
| GPS6600A Generator, EPA | GPS6600 | 5000620987, 5000620988 |
| 50Hz Portable Generator | G3.3A | 5000008257, 5000008253, 5000008255, 5000008251 |
| 50Hz Portable Generator | G3.3AE | 5000008258, 5000008252, 5000008254, 5000008256, 5000008259 |
| 50Hz Portable Generator with E lectric Start | GS5.7AE | 5000008285, 5000008279, 5000008281, 5000008283 |
| Portable Generator with Electr ic Start | GS5.6A | 5000007191, 5000008046 |
| 50Hz Portable Generator | G4.6A | 5000008266, 5000008262, 5000008264, 5000008260 |
| 50Hz Portable Generator | G4.6AE | 5000008267, 5000008261, 5000008263, 5000008265, 5000008268 |
| 50Hz Portable Generator with E lectric Start | GS4.6A | 5000008275, 5000008271, 5000008273, 5000008269 |
| 50Hz Portable Generator with E lectric Start | GS4.6AE | 5000008276, 5000008270, 5000008272, 5000008274, 5000008277 |
| 50Hz Portable Generator with E lectric Start | GS5.7A | 5000008284, 5000008278, 5000008280, 5000008282 |
| GP3800A Generator, EPA w/Wheel Kit | GP3800 | 5000620976, 5000620974, 5000620975, 5100031174 |
| GP5600A Generator, EPA w/Wheel Kit | GP5600 | 5000620983 |
| Portable Generator | G3.7A | 5000007189, 5000008044 |
| Portable Generator | G5.6A | 5000007190, 5000008045, 5000009431, 5000620008 |
| BPU 3050A | BPU 3050A | 5000008763 |
| 50Hz Portable Generator | G5.7AE | 5000009015, 5000009019, 5000009017 |
| 1220mm/48in Variable Speed Wal k-behind Trowel | CT48AVP | 5000009219, 5000009220 |
| 50Hz Portable Generator | G5.7A | 5000009012, 5000009014, 5000009018, 5000009016 |
| 1220mm/48in Variable Speed Wal k-behind Trowel | CT48AVT | 5000009217, 5000009218 |
| Reversible Vibratory Plate, 50 kN, 45cm/18in | BPU 5045A | 5000008545 |
| Reversible Vibratory Plate, 35 kN, 45cm/18in | BPU 3545A | 5000008783 |
| Portable Generator | GP3800A | 5000620104, 5000620041, 5000620103, 5000620010, 5000620379, 5000620485, 5100041978 |
| 915mm/36in Variable Speed Walk #NAME? | CT36AVP | 5000009235, 5000009236 |
| HPG100A | HPG100A | 5000009507 |
| BPU 3050A US | BPU 3050A US | 5000610361 |
| Basic floor saw, 450mm/18in | BFS 1345AB | 5000008764, 5000610141 |
| BFS 935A SAW,BASIC | BFS 935AB | 5000008910 |
| 915mm/36in Variable Speed Walk #NAME? | CT36AVT | 5000009233, 5000009234 |
| Power Buggy | WB16AE | 5000009284, 5000009042, 5000009266 |
| Power Buggy | WB16AEF | 5000009290, 5000009046, 5000009272 |
| Power Buggy | WB16AES | 5000009291, 5000009047, 5000009273 |
| Power Buggy | WB16AEFS | 5000009296, 5000009052, 5000009278 |
| BFS1350 | BFS1350 CN | 5100042680 |
| Single Direction Vibratory Pla te, 25kN, 50cm/20in | BPS 2550A | 5000007528 |
| HPG50A | HPG50A | 5000009509 |
| BFS1350 | BFS1350 | 5100054576, 5100029231 |
| Power Buggy | WB16A | 5000009282, 5000008021, 5000009264 |
| Power Buggy | WB16AF | 5000009285, 5000008288, 5000009267 |
| Power Buggy | WB16AS | 5000009286, 5000009043, 5000009268 |
| Power Buggy | WB16AFS | 5000009292, 5000009048, 5000009274 |
| BPU 3750Ats | BPU 3750Ats | 5000610408 |
| BPU3750Ats | BPU 3750Ats US | 5000610423 |
| BFS1350ALS-SAW | BFS 1350ALS | 5000008885, 5000610399 |
| Gasoline Reversible Vibratory Plate | BPU 3050 | 5000008955 |
| BFS 1318AB SAW | BFS 1318AB | 5000610091 |
| BFS 914AB SAW | BFS 914AB | 5000610092 |
| BPU5545A | BPU 5545A | 5100009657, 5000610346 |
| BPU 5545A US | BPU 5545A US | 5100009658, 5100000678 |
| BPU 4045A US | BPU 4045A US | 5100009663, 5000610403 |
| Gasoline Floor Saw, 450 drive, cutmatic | BFS 1345AS | 5000008699 |
| Gasoline Floor Saw, 450 drive, cutmatic | BFS 1345ALS | 5000008700 |
| Gasoline Floor Saw, Ø 500 driv e, cutmatic | BFS 1350AS | 5000008752 |
| BFS1350AL-SAW | BFS 1350AL | 5000008898, 5000610398 |
| Floor Saws | BFSX20A | 5000630203 |
| 50Hz Portable Generator 12 kVA | GS12Ai | 5000009108 |
| BFS 1345 SAW,ABZ | BFS 1345ABZ | 5000610242 |
| Petrol Floor Saw BFS 940A | BFS 940A | 5000610327, 5100004004 |
| Floor Saws | BFSX18A | 5000630188 |
| Reversible Plates | MPU 29A | 5000630244 |
| Gasoline Floor Saw, 450 cutmat ic | BFS 1345A | 5000008697, 5100004007 |
| Gasoline Floor Saw, 450 cutmat ic | BFS 1345AL | 5000008698 |
| Gasoline Floor Saw, Ø 500 cutm atic | BFS 1350A | 5000008751, 5100004011 |
| Portable Generator, 50Hz | G3.3AI | 5000009036 |
| Portable Generator with Electr ic Start, 50Hz | GS5.7AI | 5000009039 |
| Portable Generator, 50Hz | G5.7AI | 5000009040 |
| Power Buggy | WB16AD | 5000009283, 5000008022 |
| Power Buggy | WB16ADE | 5000009287, 5000009044 |
| Power Buggy | WB16ADF | 5000009288, 5000008289 |
| Power Buggy | WB16ADEF | 5000009293, 5000009049 |
| Vibratory plate BPU 4045A | BPU 4045A | 5000610345 |
| Value Generator | GV3800A | 5000620409, 5000620287, 5000620334 |
| Value Generator | GV5600A | 5000620410, 5000620288, 5000620335 |
| Value Portable Generator | GV3800 | 5000620994 |
| Value Portable Generator | GV5600 | 5000620995 |
| Value Portable Generators | GV6600 | 5000620996 |
| 50Hz Portable Generator with E lectric Start | GS5.5A | 5000007105 |
| Vibratory Truss Screed, Power Section | HPG100 | 5000008293 |
| Vibratory Truss Screed, Power Section | HPG50 | 5000008294 |
| Gasoline Floor Saw, 350 cutmat ic | BFS 1335A | 5000008696 |
| Portable Generator, 50Hz | G4.6AI | 5000009037 |
| 50Hz Portable Generator with E lectric Start | GS4.6AI | 5000009038 |
| Power Buggy | WB16ADS | 5000009045 |
| Power Buggy | WB16ADES | 5000009050 |
| Power Buggy | WB16ADFS | 5000009051 |
| Power Buggy | WB16ADEFS | 5000009053 |
| Portable Generator | G3.3AIT | 5000009460 |
| Portable Generator | G4.6AIT | 5000009461 |
| BPU3545A-VIBROPLATE | BPU 3545A US | 5000610362 |
| Value Generator, 60Hz | GV6600A | 5000620289, 5000620336 |
| Petrol Floor Saw BFS 1350AB | BFS 1350AB | 5100000089 |
| Petrol Floor Saw BFS 1350ABZ | BFS 1350ABZ | 5100000091 |
| Floor Saw | BFS 914A | 5100004002 |
| Floor Saw | BFS 1318A | 5100004006 |
| BFS1345Az Floor Saw | BFS 1345Az | 5100004008 |
| Gasoline Powered Floor Saw | BFS 1350Az | 5100004012 |
| RD7Af HRC | RD7Af HRC | 5100006342 |
| RD7Afb HRC | RD7Afb HRC | 5100006347 |
| BFS1350 | BFS 1350 | 5100009933 |
| Floor saw BFS940 | BFS 940 | 5100009934 |
| BFS1345 Floor Saw | BFS 1345 | 5100009944 |
| Vibration Plate | BPU3050A CN | 5100039661 |
| PT4A | PT4A | 5100042217, 5100042604 |
| PT3A(I) | PT3A(I) | 5100042614 |
| PT4A(I) | PT4A(I) | 5100042615 |
| BPU5260Ah | BPU5260Ah | 5100077265 |
| BPU6275Ah | BPU6275Ah | 5100077266 |
| BT48A | BT48A | 5100081471 |
Verify Before You Order
Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.
Why Buy From DHS Equipment
Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.
Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.
