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Details
| Specification | Value |
|---|---|
| Brand | AS-PL |
| MPN | sd4089p |
| Quality | PREMIUM LINE |
| Inner Diameter [mm] | 17.00 mm |
| Length 1 [mm] | 73 mm |
| Outer Diameter 1 [mm] | 60.00 mm |
| Outer Diameter 2 [mm] | 45.50 mm |
OE part numbers
No OEM references found.
About this product
AS-PL Freewheel Gear Starter (SD4089P) is manufactured to OEM tolerances, ensuring a direct-fit replacement that restores your vehicle to factory specification without any modification. Technical specifications — Number of Teeth: Polyurethane, Quality: PREMIUM LINE, Inner Diameter [mm]: Fibreglass, 00 mm, Rotation Direction: 0, Length 1 [mm]: 73 mm — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. This part supersedes original equipment references: 0134, 1.01.0134.0, 131729, 225063 and 48 more. Matching these numbers confirms a like-for-like replacement with no loss of function. AS-PL is a recognised supplier of automotive replacement components to independent workshops and dealer networks across Europe. All parts are sourced from authorised distribution channels and carry full manufacturer traceability — you receive exactly the same component supplied to professional garages and dealer workshops. If fitment or specifications do not match your vehicle, our technical team can help identify the correct alternative — use the vehicle selector or contact us with your VIN for a guaranteed-fit recommendation. Replacing worn components on schedule preserves your vehicle's safety, reliability, and resale value — and aftermarket parts from established brands deliver OEM-equivalent performance at a fraction of the dealer price. Every part is dispatched from our UK warehouse with a 30-day money-back guarantee and free hassle-free returns.
Suitable cars
Vehicle matches are curated from manufacturer data
Confirmed fits based on manufacturer data.Equivalent products (52)
Show all 52 OE numbers
Compatibility check
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Please wait while we load vehicle compatibility information.Description and what's included
AS-PL sd4089p Brand new AS-PL. Inner Diameter [mm]: 17,00 mm. Length 1 [mm]: 73 mm. Number of Teeth: 13. Outer Diameter 1 [mm]: 60,00 mm. Outer Diameter 2 [mm]: 45,50 mm. Quality: PREMIUM LINE. Rotation Direction: 0
- 1x Freewheel Gear Starter
Shipping, returns, warranty
Free UK delivery on orders over £99.00. Express and standard shipping available.
- Standard delivery: 2-5 business days
- Express delivery: 1-2 business days
- Free returns within 14 days
- All parts backed by manufacturer warranty
Warranty: 12-month manufacturer warranty on all parts. 14-day money-back guarantee if the part doesn't fit your vehicle.
Frequently Asked Questions
Is this Freewheel Gear Starter compatible with my car?
Use the vehicle selector at the top of the page to check compatibility. Enter your car's make, model, and engine — we'll confirm whether this Freewheel Gear Starter fits. All fitment data is verified through TecDoc.
What specifications does this AS-PL Freewheel Gear Starter have?
This AS-PL Freewheel Gear Starter has the following specifications: Number of Teeth: 13; Quality: PREMIUM LINE; Inner Diameter [mm]: 17,00 mm; Rotation Direction: 0; Length 1 [mm]: 73 mm; Outer Diameter 1 [mm]: 60,00 mm. Check the full specifications table above for complete details.
How much does a Freewheel Gear Starter cost?
This AS-PL Freewheel Gear Starter is available for £36.99. Freewheel Gear Starter prices vary depending on brand, specifications, and vehicle compatibility. AS-PL parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Freewheel Gear Starter?
Regular inspection of your Freewheel Gear Starter is recommended as part of routine vehicle maintenance. Watch for changes in performance, unusual noises, or visual signs of wear. Consult your vehicle's owner manual for manufacturer-recommended replacement intervals specific to your make and model.
What tools do I need to replace a Freewheel Gear Starter?
Tools required vary by vehicle make and model. Generally, a basic socket set, screwdrivers, and vehicle-specific tools may be needed. We recommend consulting a workshop manual for your specific vehicle, or having the Freewheel Gear Starter fitted by a professional mechanic.
Is the AS-PL SD4089P the same as the AS-PL SD0001?
No, while both are Freewheel Gear Starter parts, they are different products. The AS-PL SD4089P has Number of Teeth: 13, Quality: PREMIUM LINE, Inner Diameter [mm]: 17,00 mm. The AS-PL SD0001 may differ in dimensions, fitting position, or material composition. Always verify compatibility with your specific vehicle using our vehicle selector, or contact our customer service team for assistance.
