Service parts for the CH620
Grouped by system, with how many of each the parts manual calls for.
Air intake
1 requiredFuel system
1 requiredBelts
1 required25 455 08-SBeltfind
Cooling system
1 required25 357 12-SCoolantfind
Electrical
1 requiredIgnition
1 requiredPrices captured from merchant listings; some links are affiliate links. Confirm against your serial number before ordering.
Specifications
Ratings spec sheet not in our library yet — see the documents below.
Filters & service parts
model family| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | 25 083 01-S | 250 hr | KuduParts $19.00 | ||
| Fuel filter | Kohler 25 761 39-S | 25 761 39-S | buy | ||
| Oil filter | 12 050 01-S | 200 hr | Amazon $30.38 eBay KuduParts $32.00 | ||
| Battery | Kohler 25 357 14-S | 25 357 14-S | buy | ||
| Belt | Kohler 25 455 08-S | 25 455 08-S | buy | ||
| Coolant | Kohler 25 357 12-S | 25 357 12-S | buy | ||
| Coolant filter | — | ||||
| Oil | Kohler 25 357 11-S | 25 357 11-S | buy | ||
| Spark plug | 0.76 mm (0.030 in.) gap | 12 132 02-S | 200 hr | buy |
Compiled from this model's family documentation — may include parts for closely-related variants. Confirm the exact part for your serial number.
Common questions
What oil filter fits the Kohler CH620?
The Kohler CH620 uses oil filter part number 12 050 01-S.
Which fuel filter part number does the Kohler CH620 take?
The Kohler CH620 uses fuel filter part number 25 761 39-S.
What air filter fits the Kohler CH620?
The Kohler CH620 uses air filter part number 25 083 01-S.
Parts
40model family| Part # | Description | Qty | System | |
|---|---|---|---|---|
| 24 584 03 | Ignition Module | Ignition module | FridayParts $20.49 | |
| 24 584 11 | Ignition Module (1 11/16 in. High) | Ignition module | buy | |
| 24 584 15-S | Ignition Module (2 1/16 in. High) | Ignition module | FridayParts $20.49 | |
| 24 584 36-S | Ignition Module (2 1/16 in. High) | Ignition module | FridayParts $20.49 | |
| 24 590 43 | Dipstick | Oil filter | buy | |
| 24 690 06 | Oil Pick-Up Tube (Style B) | 1 | Hose | buy |
| 24690-06 | Brake Spring | 1 | Brake spring | buy |
| 2469006 | Blower Housing | 1 | Cleaner | buy |
| 25 455 20-S | Hose Removal Tool (Dual Size/End) (Components of EFI Service Kit) | 1 | Hose | buy |
| 24 584 09 | Tester part for SAM (Part No. 24 584 09) | Service part / kit | buy | |
| 24 584 10 | Tester part for SAM (Part No. 24 584 10) | Service part / kit | buy | |
| 24 584 12 | Brown tester lead with black band or terminal to short brown module lead. | Service part / kit | buy | |
| 24 584 18 | Black tester lead to green or black module ground with eyelet terminal | Service part / kit | buy | |
| 24 584 19 | Brown tester lead with black band or terminal to short brown module lead | Service part / kit | buy | |
| 24 584 27 | Pink tester lead to short yellow or pink module lead | Service part / kit | buy | |
| 24 584 30 | Tester part for SAM (Part No. 24 584 30) | Service part / kit | buy | |
| 24 584 31 | Tester part for SAM (Part No. 24 584 31) | Service part / kit | buy | |
| 24 584 32 | Tester part for SAM (Part No. 24 584 32) | Service part / kit | buy | |
| 24 584 33 | Tester part for SAM (Part No. 24 584 33) | Service part / kit | buy | |
| 24 584 34 | Tester part for SAM (Part No. 24 584 34) | Service part / kit | buy | |
| 24 584 38 | Tester part for SAM (Part No. 24 584 19) | Service part / kit | buy | |
| 24 584 39 | Tester part for SAM (Part No. 24 584 18 or 24 584 27) | Service part / kit | buy | |
| 24 761 01-S | EFI Service Kit | Service part / kit | buy | |
| 25 455 01-S | Ignition System Tester | 1 | Service part / kit | buy |
| 25 455 11-S | Alcohol Content Tester | 1 | Service part / kit | buy |
| 25 455 12-S | Valve Guide Reamer (K and M Series) (Components of Valve Guide Reamer) | 1 | Service part / kit | buy |
| 25 761 05-S | Adapter 12 mm x 14 mm (Required for leakdown test on XT-6 engines) | 1 | Service part / kit | buy |
| 25 761 06-S | Oil Pressure Test Kit | 1 | Service part / kit | buy |
| 25 761 20-S | Rectifier-Regulator Tester (120 volt current) (Components of 25 761 20-S and 25 761 41-S) | 1 | Service part / kit | buy |
| 25 761 23-S | Electronic Fuel Injection (EFI) Diagnostic Software | Service part / kit | buy | |
| 25 761 38-S | Design Technology Inc. DTI-019 | Service part / kit | buy | |
| 25 761 39-S | Dealer Tool Kit (Components of 25 761 39-S) | 1 | Service part / kit | buy |
| 25 761 40-S | Spark Advance Module (SAM) Tester | 1 | Service part / kit | buy |
| 25 761 41-S | Rectifier-Regulator Tester (240 volt current) (Components of 25 761 20-S and 25 761 41-S) | 1 | Service part / kit | buy |
| 25 761 42-S | Dealer Tool Kit (International) | Service part / kit | buy | |
| 28 761 01-S | Triad/OHC Timing Tool Set | Service part / kit | buy | |
| 52 455 04-S | Offset Wrench (K and M Series) | Service part / kit | buy | |
| DTI-721-01 | Digital Vacuum/Pressure Tester (Individual component available: Rubber Adapter Plug) | Service part / kit | Amazon eBay | |
| DTI-721-10 | Rubber Adapter Plug | Service part / kit | Amazon eBay | |
| DTI-K830 | For hand reaming using Kohler 25 455 12-S reamer. | Service part / kit | Amazon eBay |
Compiled from this model's family documentation — may include parts for closely-related variants. Confirm the exact part for your serial number. See the full parts catalog to search and cross-reference.
Available documents
Engine spec — E-2196 Command Pro 19-27 116609 (Kohler)Engine spec — REHLKO Gasoline Full line (Kohler)Reference — Gasoline Full line (Kohler)Owner's manual — 2459001 b 808 (Kohler)Owner's manual — 24 590 43 EN (Kohler)Service manual — 24 690 06 (Kohler)Service manual — 24 590 54 FRC (Kohler)Service manual — 24 690 06 EN (Kohler)Service manual — 24 690 35 ESS (Kohler)Service manual — CH Twin (Kohler)Service manual — Kohler PA-CH740-3362 Engine Service Manual (Kohler)Service manual — sm 24 690 06 (Kohler)