Whiteline rear upper trailing arm
Key specs
- PositionRear axle
- Install time2 hours
- Supplied as1 kitA pair
- CorrectsPinionTurnbuckle adjustment
- Pinion adjustment
- Adjustable on the car
- A wheel alignment is needed after fitting.
- Some vehicles have their own fitment note. Check your vehicle in the table before ordering.
About this upper trailing arm
The Whiteline KTA103 rear upper trailing arm (adjustable) is designed to enhance steering response, delivering sharper handling and more predictable vehicle dynamics, the perfect, complete upgrade. Heavy duty turnbuckle adjustable trailing arms allow incremental adjustment of differential pinion angle. It lets you dial in more or less traction under heavy acceleration.
Heavy-duty turnbuckle adjustable trailing arms provide incremental on-car adjustability of differential pinion angle. This allows you to dial in more or less traction under heavy acceleration.
Note - Performance - on-car adjustable pinion angle correction - MOTORSPORT
Application
- HOLDEN CALAIS 1985-1988 - CALAIS VK, VL
- HOLDEN CALAIS 1988-1991 - CALAIS VN
- HOLDEN COMMODORE 1978-1988 - VB, VC, VH, VK, VL WAGON (INCL HDT)
- HOLDEN COMMODORE 1978-1988 - VB, VC, VH, VK, VL (INCL HDT)
- HOLDEN COMMODORE 1988-1993 - VN, VP, VG WAGON AND UTE
- HOLDEN COMMODORE 1988-1993 - VN, VP
- HOLDEN COMMODORE 1993-2000 - VR, VS WAGON AND UTE
- HOLDEN COMMODORE 1993-1997 - VR, VS
- HSV CLUBSPORT 1989-1991 - CLUBSPORT VN
- HSV CLUBSPORT 1993-1997 - CLUBSPORT VR, VS WAGON
- HSV COMMODORE 1988-1989 - COMMODORE GROUP A VL
- HSV COMMODORE 1989-1991 - COMMODORE VN, VP
- HSV COMMODORE 1989-1993 - COMMODORE GROUP A VN
- HSV MALOO 1990-1993 - MALOO VG, VP
- HSV MALOO 1993-2000 - MALOO VR, VS
- HSV MANTA 1995-1997 - MANTA VS WAGON
- TOYOTA LEXCEN 1989-1993 - LEXCEN T1 WAGON
- TOYOTA LEXCEN 1989-1993 - LEXCEN T1 SOLID AXLE
- TOYOTA LEXCEN 1993-1997 - LEXCEN T2 WAGON
- TOYOTA LEXCEN 1993-1997 - LEXCEN T2 SOLID AXLE
Whiteline KTA103
Specifications
Kit
| Kit type | Rear Upper Trailing Arm (Adjustable) |
|---|---|
| Kits required | 1 |
| Components per kit | 2 Arms |
| Arm Type | Alignment |
| Units | Pair |
| Adjustable (Arms) | Yes |
Alignment correction
| Alignment Type | Pinion |
|---|---|
| Adjustment Type | Turnbuckle |
| On Car Adjustable | Yes |
Fitting
| Fitting position | Rear |
|---|---|
| Install time | 2 hours |
| Wheel alignment required | Yes |
Identifiers
| SKU | KTA103 |
|---|---|
| EAN | 9319924343478 |
Whiteline warranty
Lifetime warrantyBall joints, tie rod ends, bearings, links and springs: 3 year / 60,000kmThis Whiteline part is covered by a lifetime warranty against manufacturing defects. The warranty covers replacement of the original component only. Ball joints, tie rod ends, bearings, links and springs are covered for 3 year / 60,000km.
Proof of purchase
Proof of purchase is required, such as your order number. Keep the part and any related components until your claim is finalised.
Common exclusions
- Normal wear and tear
- Misuse
- Incorrect installation
- Not purchased from Northman
How to make a claim
Fill in the Warranty Request form with your order number, the product, your vehicle details, how the vehicle is used and a description of the problem.
We'll reply within 3–5 business days and ask for clear photos or videos of the part, the problem area and how it's fitted.
Most claims are diagnosed from photos or videos.
KTA103
Vehicle fitment
25 vehicles- Performance
- On-car adjustable pinion angle correction
- MOTORSPORT
| Vehicle | Years | Position |
|---|---|---|
| HDT CalaisVK, VL | 1984–1986 | Rear |
| HDT CommodoreVC, VH, VK, VL | 1980–1987 | Rear |
| HDT CommodoreVN Aero, Group 3 | 1988–1991 | Rear |
| HDT CommodoreVS Aero | 1995–1997 | Rear |
| HDT CommodoreVS Magnum | 1995–1997 | Rear |
| Holden CalaisVK, VL | 1984–1988 | Rear |
| Holden CalaisVN | 1988–1991 | Rear |
| Holden CommodoreVB, VC, VH, VK, VL (incl.HDT) | 1978–1988 | Rear |
| Holden CommodoreVN, VP Sedan, Suits solid axle models - MOTORSPORT | 1988–1993 | Rear |
| Holden CommodoreVN, VP, VG Wagon and Ute | 1988–1993 | Rear |
| Holden CommodoreVR, VS SedanPerformance - On-car adjustable pinion angle correction - Suits solid axle models - MOTORSPORT | 1993–1997 | Rear |
| Holden CommodoreVR, VS Wagon and Ute | 1993–2000 | Rear |
| HSV ClubsportVN | 1989–1991 | Rear |
| HSV ClubsportVR-VS WAGON | 1993–1997 | Rear |
| HSV CommodoreVL GROUP A | 1988–1989 | Rear |
| HSV CommodoreVN GROUP A | 1990–1991 | Rear |
| HSV CommodoreVN, VP | 1989–1993 | Rear |
| HSV LSVG, VP | 1991–1993 | Rear |
| HSV MalooVG, VP | 1990–1993 | Rear |
| HSV MalooVR, VS | 1993–2000 | Rear |
| HSV MantaVS WAGON | 1995–1997 | Rear |
| Toyota LexcenVN, VP SedanPerformance - On-car adjustable pinion angle correction - Suits solid axle models - MOTORSPORT | 1987–1993 | Rear |
| Toyota LexcenVN, VP Wagon | 1987–1993 | Rear |
| Toyota LexcenVR, VS SedanPerformance - On-car adjustable pinion angle correction - Suits solid axle models - MOTORSPORT | 1993–1997 | Rear |
| Toyota LexcenVR, VS Wagon | 1993–1997 | Rear |
No vehicles match.
Does this fit my car?
Pick any vehicle. If it is not on this product's fitment list, we cannot guarantee fitment.
Questions about fitment? Call 1800 292 911 before you order.













