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AST 5100 Comp Series Coilovers
SKU: JTGR-ACC-B1106SD
AST 02-08 BMW Z4 Coupe/Convertible - E85/E86 5100 Comp Series Coilovers
Vehicle Specific
Check if this part fits your vehicle.
Are you using your vehicle on the track? Or perhaps you’re after a combination of track performance and seeking the ideal road balance for daily driving. In that case, the 5100 CLUBRACING SUSPENSION is the perfect choice for you. This set of coilovers enables you to optimize grip by managing rebound and ride height. Springs are included and top mounts front and rear. In this set front and rear dampers utilize a coilover design. By choosing this design you prioritize adjustability and the performance of your car. Coilovers which will offer more adjustability for both damping settings and ride height, and typically provide more consistent and predictable handling characteristics. You have the flexibility to adjust springrates on these dampers. The initial setup for setting and spring rates is rooted in our extensive development and testing process. Individual preferences can easily be fine-tuned by making adjustments to the rebound knob or altering the ride height. You can adjust the rebound, means you can control the return to extension of your dampers, enabling you to attain the ideal road balance tailored to your specific requirements. With 12 distinct positions to choose from, each adjustment delivers distinct feedback and a unique driving experience. This set of suspension also includes, where applicable, camber-adjustable front Top Mounts and solid rear Top Mounts. The camber adjustment will offer you more wheel adjustment and allow this geometry to be altered to transform front -end grip. AST Suspension is a monotube design. This is a benefit for you because these dampers offer a large piston to control the adjustability of rebound damping. There is no aeration or foaming in monotube dampers, this will result in a more responsive valving. AST high pressure dampers will increase performance, when you need it, in various driving conditions. These dampers are rebuildable, you can have them addressed at a certified AST service center.
Shipping Policy
At TheAutoSpec.com, we strive to provide fast, reliable shipping on all of your auto parts and accessories. Whether you're ordering essential car replacement parts or custom performance upgrades, we're here to get your products to you as quickly as possible.
Processing Time
•Order Processing: All orders are processed Monday through Friday, excluding holidays. Please allow 1-2 business days for us to process your order before it ships.
•Order Confirmation: After placing an order, you'll receive an order confirmation email. Once your order has been shipped, you'll receive a shipping confirmation with tracking details.
Shipping Methods and Rates
We offer a variety of shipping options to suit your needs. Shipping costs are calculated at checkout based on the size and weight of your order, as well as your shipping location. We partner with trusted carriers to provide you with reliable service, including:
•Standard Shipping: Typically arrives within 3-7 business days (dependent on location).
•Expedited Shipping: Typically arrives within 2-3 business days.
•Overnight Shipping: Available for select items, typically arrives the next business day if placed by 12 PM (noon) Eastern Time.
•International Shipping: We offer international shipping to select countries. International orders may be subject to additional customs fees and taxes, which are the responsibility of the customer.
Shipping Destinations
•We currently ship to all U.S. states and select international destinations.
•Domestic Shipping: Available throughout the United States, including Alaska and Hawaii.
•International Shipping: Available to countries including, but not limited to, Canada, Mexico, United Kingdom, Australia, and many more. If you're unsure about whether we ship to your country, please contact us before placing your order.
Shipping Costs
•Shipping costs are calculated at checkout based on your order's weight, size, and delivery location.
•For expedited or international orders, shipping costs will be displayed at checkout.
Order Tracking
•Once your order has shipped, you will receive an email with a tracking number to monitor your package’s progress.
•You can track your order on our website or through the carrier’s tracking system.
Shipping Delays
•While we make every effort to ensure timely delivery, please note that shipping times may vary due to factors beyond our control, including weather, customs processing, and high demand during peak seasons.
•If your order is delayed beyond the estimated delivery window, please reach out to our customer service team, and we will assist you in resolving the issue.
Damaged or Lost Packages
•Damaged Items: If your package arrives damaged, please contact our customer service team immediately at [ Info@theautospec.com ] with your order number and photos of the damage. We will work with you to resolve the issue quickly.
•Lost Packages: In the rare event that your package is lost in transit, please contact us within 7 days of the expected delivery date. We will file a claim with the carrier and help you resolve the issue as quickly as possible.
Address Accuracy
•Please ensure that the shipping address provided is correct and complete. We cannot be responsible for delays or issues arising from incorrect or incomplete addresses.
P.O. Box Addresses
•We recommend using a physical address for faster and more reliable delivery. However, if you need to ship to a P.O. Box, please note that some carriers may not be able to deliver to P.O. Boxes, and this could result in delays.
Contact Us
•If you have any questions about shipping or your order, please don't hesitate to contact our customer service team at [ (619) 631-8397 ] or [ Info@theautospec.com ]. We're here to help!
Payment Methods
At TheAutoSpec.com, we offer a variety of secure and convenient payment options to make your shopping experience as seamless as possible. Choose from the following methods to complete your purchase:
Accepted Payment Methods:
•Credit Cards:
oVisa
oMasterCard
oAmerican Express
oDiscover
•Debit Cards:
We accept debit cards that are supported by the above credit card networks (Visa, MasterCard, etc.).
•PayPal:
Pay quickly and securely using your PayPal account. Enjoy added peace of mind with PayPal's buyer protection and secure checkout process.
•Affirm (Buy Now, Pay Later):
Choose Affirm at checkout to pay over time with flexible monthly payments. Affirm offers simple, transparent payment plans with no hidden fees. You’ll see exactly what you’ll pay upfront, with options based on your credit and eligibility.
•Apple Pay:
For faster checkout on supported devices, you can use Apple Pay.
•Google Pay:
Choose Google Pay for secure and quick transactions on supported devices.
•Cryptocurrency:
We now accept popular cryptocurrencies for payment, including:
oBitcoin (BTC)
oEthereum (ETH)
oLitecoin (LTC)
Simply select Cryptocurrency at checkout and follow the instructions to complete your payment securely through our integrated crypto payment processor. Please note that cryptocurrency payments are final and cannot be refunded, so please ensure your transaction details are correct before completing your purchase.
•Gift Cards:
If you have a TheAutoSpec.com gift card, you can apply the balance to your order at checkout.
Payment Security
All payments are securely processed through encrypted gateways to ensure the protection of your financial information. We take your privacy and security seriously and use industry-standard encryption methods to safeguard your data.
Currency
All transactions are processed in U.S. dollars (USD). If you're placing an order from outside the United States, your payment provider may apply foreign exchange rates or international transaction fees. For cryptocurrency payments, the equivalent value will be calculated at the time of checkout based on current exchange rates.
Order Confirmation and Charges
•Once your payment is processed, you’ll receive an order confirmation email with your order details.
•For Affirm payments, you’ll receive a separate confirmation with your installment plan.
•Cryptocurrency payments will be processed immediately, and your order will be confirmed once the transaction is complete.
If you have any questions or issues with your payment method, our customer service team is here to help.
Return Policy
At TheAutoSpec.com, we want you to be completely satisfied with your purchase. If you need to return an item, we’ve made the process simple and straightforward. Please read our return policy below:
Return Eligibility
•Timeframe: Returns are accepted within 14 days of the delivery date.
•Condition: Items must be in new, unused condition, with all original packaging, labels, and parts intact.
•Non-Returnable Items: Certain items are non-returnable, including:
oCustom or special order parts
oInstalled or used parts
oElectrical components (e.g., sensors, wiring, ECU)
oClearance or final sale items
Please check the product details or contact us if you’re unsure whether an item is eligible for return.
How to Return an Item
1.Contact Us: To initiate a return, please contact our customer service team at [ Info@theautospec.com ] or call [ (619) 631-8397 ]. Provide your order number and the item(s) you wish to return.
2.Return Authorization: We will issue a Return Authorization (RA) number and provide return instructions.
3.Ship the Item Back: Pack the item securely in its original packaging and include your RA number. You are responsible for return shipping costs unless the return is due to a defective or incorrect item.
4.Return Shipping Address: Returns should be sent to the following address:
[ 1235 Pierre Way, Suite 100, El Cajon, California 92021]
Refunds
•Once we receive your returned item and confirm its condition, we will process your refund within 5-7 business days.
•Refunds will be issued to the original payment method used at checkout.
•Please note that shipping fees are non-refundable unless the return is due to an error on our part.
Exchanges
•If you would like to exchange an item for a different size, color, or product, we recommend placing a new order for the desired item and returning the original item for a refund.
Defective or Incorrect Items
•If you receive a defective or incorrect item, please contact us within 7 days of delivery. We will arrange for a free return and provide a replacement or refund, as applicable.
•We may request photos of the defective or incorrect item to expedite the return process.
Order Cancellations
•Orders can be canceled within 24 hours of purchase, provided they have not yet shipped. If your order has already been processed or shipped, please follow the standard return process.
International Returns
•For international orders, customers are responsible for return shipping costs, customs duties, and taxes. We recommend using a trackable shipping method for returns.