Regulator / Rectifier Kawasaki RR-KW-011
$255.16 RRP $268.59
Help other Suncity Motorcycles users shop smarter by writing reviews for products you have purchased.
Write A ReviewMaintain optimal cooling performance in your Honda engine with the 19245-KRN-A40 Water Pump Drive Gear. This OEM 19-tooth gear is responsible for transferring rotational force to the water pump, ensuring consistent coolant circulation and engine temperature regulation during operation.
✅ Genuine Honda OEM Part – Precision-engineered for perfect fit and long-term reliability
✅ 19-Tooth Design – Specifically manufactured to match original gear ratio and timing
✅ Durable Construction – Built to withstand the stresses of high-performance off-road use
✅ Essential for Cooling System Operation – Directly drives the water pump to keep your engine cool
Honda CRF250R (2010–2017+ depending on year)
May also fit other Honda off-road models with similar water pump configurations
Always verify fitment using your model’s service manual or OEM parts diagram
Worn or damaged water pump gears can lead to coolant circulation failure, resulting in engine overheating
Recommended to inspect or replace during engine rebuilds or when servicing the water pump or balancer assembly
Honda Part Number: 19245-KRN-A40
Replaces previous gear designs for specific CRF water pump systems
| SKU | 19245-KRN-A40 |
| Brand | Honda |
| Shipping Weight | 0.1000kg |
| Shipping Width | 0.100m |
| Shipping Height | 0.100m |
| Shipping Length | 0.100m |
| Shipping Cubic | 0.001000000m3 |
Wheel Axles
(1)
Valves
(2)
Stator Covers
(1)
Sprockets
(4)
Spark Plugs
(1)
Side Stand
(5)
Oil Filters
(13)
Oil Coolers
(1)
Number Plates
(1)
Mufflers
(1)
Lever
(5)
Grips
(1)
Fuel Tank
(2)
Fuel Caps
(1)
Fork Seals
(1)
Fairing
(1)
Clutch Cables
(1)
Cleaner
(4)
CHAIN
(1)
Brake Shoes
(1)
Brake Pads
(1)
Brake Lever
(1)
Brake Drums
(1)
Brake Cylinders
(1)
Batteries
(1)
Air Filters
(4)
Piston Oversize (+5.00mm)
(1)
Piston Oversize (+4.00mm)
(1)
Piston Oversize (+3.00mm)
(1)
Piston Oversize (+2.00mm)
(4)
Piston Oversize (+1.50mm)
(1)
Piston Oversize (+1.10mm)
(1)
Piston Oversize (+1.00mm)
(9)
Piston Oversize (+0.50mm)
(20)
Piston C (+0.02mm)
(8)
Piston B (+0.01mm)
(211)
Piston A (Standard)
(247)
96 Links
(4)
94.96
(1)
94.95
(1)
90 Links
(2)
86 Links
(4)
84 Links
(4)
80 Links
(1)
78 Links
(2)
75ml
(2)
66.35mm
(2)
66.34mm
(2)
64 Links
(2)
60L
(13)
600ml
(1)
600g
(2)
60 Tooth
(2)
5L
(2)
5g
(1)
57 Tooth
(2)
56 Tooth
(5)
55 Tooth
(7)
54.45mm
(1)
54 Tooth
(8)
53.96mm
(2)
53.95mm
(2)
53 Tooth
(10)
52mm
(1)
52 Tooth
(36)
51 Tooth
(34)
500ml
(14)
50 Tooth
(49)
4L
(19)
49 Tooth
(41)
48 Tooth
(78)
47mm
(1)
47 Tooth
(57)
46 Tooth
(57)
45 Tooth
(62)
44 Tooth
(52)
43 Tooth
(47)
42mm
(1)
42 Tooth
(58)
41 Tooth
(44)
40 Tooth
(47)
39 Tooth
(31)
38 Tooth
(35)
37mm
(1)
37 Tooth
(16)
36 Tooth
(15)
35 Tooth
(9)
Accessories
(216)
Dirt Bike Accessories
(45)
KTM Powerparts
(133)
KTM Powerwear
(1)
Street Bike Accessories
(37)
Bikes
(5)
Components
(5)
Boating
(8)
Accessories
(1)
Chemicals
(1)
Electrical
(3)
Engine
(3)
Parts
(23763)
Body
(1403)
Brakes
(2647)
Cables
(945)
Chemicals
(114)
Controls
(1146)
Cooling
(410)
Drive
(2188)
Electrical
(2608)
Engine
(4900)
Exhaust
(341)
Filters
(1420)
Fuel
(1675)
Pit Bike
(22)
PWC
(201)
Steering | Suspension
(2460)
Wheel Components
(1283)
Power Equipment
(70)
Accessories
(69)
Generators
(1)
Riding Gear
(1)
Adult
(1)
Tyres
(3)
Tyre Repair
(3)
Kawasaki
(127)
A1 Accessory Imports
(315)
Acerbis
(169)
All Balls
(6)
All Balls Racing
(5279)
Aprilia
(1)
B&B Offroad
(2)
CFMOTO
(19)
Cycra
(38)
Cylinder Works
(33)
DENALI
(1)
Denali Lighting
(131)
ElectroSport
(254)
Eurogrip
(3)
FMF
(3)
FWF
(1)
Garmin
(3)
Giant Loop
(2)
Goldfren
(392)
GP wholesale
(1)
HAAN
(1)
Honda
(404)
Honda Marine
(1)
Hot Rods
(141)
J&N
(602)
K&N
(631)
Kite Performance
(31)
KoubaLink
(102)
KRONYO
(1)
KTM
(266)
M.C.S
(1)
Motobatt
(65)
MOTOREX
(12)
MTX
(4)
MTX Parts
(1311)
Muc-Off
(26)
NGK
(272)
No-Toil
(25)
ODI
(23)
OXFORD
(198)
Philips
(51)
Premier
(1287)
PRO PACK
(1)
PROGRIP
(3)
PROX
(5)
Putoline
(268)
Quantum Fuel Systems
(405)
R&G Racing
(1)
rad guard
(1)
Ram Mounts
(9)