


Rear Main Crankshaft Seal for Hyundai i30 21443-2B020
Direct Fit Replaces 21443-2B020
BRAND NEW *OEM Quality* rear main crankshaft seal for Hyundai i30 vehicles.
A worn rear main crankshaft seal lets engine oil weep past the back of the crankshaft, often showing up as a slow leak near the bell housing or a slipping clutch on manual i30 models. Dispatched same-day from Cranbourne VIC.
TO SUIT
This seal fits Hyundai i30 Coupe, FD, GD, PD,PDE,PDEN (G4FD/G4FC/G4FJ engines) models from 2007 to 2026. See the full model and engine breakdown below for exact coverage.
FITMENT CHECK
Confirm your i30 is fitted with the OEM number 21443-2B020 before ordering, as i30 spans several chassis codes and engine families across this production run.
OEM PART NUMBERS
- 21443-2B020
- 21443-2B000
- 21443-2B010
OTHER PART NUMBERS
- Elring: 318.360
- Victor Reinz: 81-54069-10
- Permaseal: OSS0458
PACKAGE INCLUDES
1 x Rear Main Crankshaft Seal, 76mm ID x 108mm OD x 8mm.
ABOUT THIS SEAL
The rear main seal sits on the crankshaft flange at the transmission end of the i30 engine, keeping oil inside the crankcase while the crankshaft spins freely.
On i30 models this seal hardens with age and mileage, and once it fails oil weeps onto the clutch or torque converter, gradually dropping oil level and risking clutch slip on manual variants.
COMMON SYMPTOMS OF FAILURE
- Oil spots under the vehicle near the bell housing
- Slowly dropping oil level with no other visible leak
- Clutch slipping or reduced bite in manual vehicles
- Burning oil smell from the transmission area
- Oil residue found on the flywheel during a clutch or transmission job
- [10/07 - 05/12] HYUNDAI i30 FD Hatchback (1.6L 4cyl G4FC 90kW)
- [02/08 - 06/12] HYUNDAI i30 FD Wagon (1.6L 4cyl G4FC 85kW)
- [12/11 - 12/16] HYUNDAI i30 GD GDI Hatchback (1.6L 4cyl G4FD 99kW)
- [06/12 - 01/16] HYUNDAI i30 GD GDI Wagon (1.6L 4cyl G4FD 99kW)
- [05/13 - 12/15] HYUNDAI i30 GDI Coupe (1.6L 4cyl G4FD 99kW)
- [11/16 ON] HYUNDAI i30 PD / PDE / PDEN T-GDi (1.6L 4cyl G4FJ 150kW)
- [07/17 ON] HYUNDAI i30 PD / PDE / PDEN (1.6L 4cyl G4FC / G4FG 94kW)
- [03/20 ON] HYUNDAI i30 PD / PDE / PDEN T-GDI 48V Hybrid (1.5L 4cyl G4LK 118kW)
| Identification | |
|---|---|
| SKU | 21443-2B020-I30 |
| Brand | Aftermarket OEM Replacement |
| Part Numbers | |
| Part Number | CRS001 |
| Reference OEM Number | 21443-2B020 |
| Other OEM Numbers | 21443-2B020, 21443-2B000, 21443-2B010 |
| Related Part Numbers | 98480 |
| Trade Part Numbers | Elring: 318.360, Victor Reinz: 81-54069-10, Permaseal: OSS0458 |
| Product Specifics | |
| Product Type | Oil Seal |
| Rotation Direction | Anticlockwise |
| Compatible Makes | Hyundai |
| Fitment Type | Direct Replacement |
| Thickness | 8mm |
| Inner Diameter | 76mm |
| Outer Diameter | 108mm |
| Material | Fluoride Rubber (FPM) |
| Dust Cover | with dust lip |
| Other Details | |
| Note | Always verify fitment using your vehicle's OEM part number. |
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