Wheels and Tires› Wheels

Kosei

K1 Racing 15x7.0 +38 4x100 Gloss Black Wheel

$179.95

SKU: 1570384100K1RBLK

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Beginner — under 30 min

Overview

The Kosei K1 Racing wheel is a 15x7.0 inch wheel with a 4x100 bolt pattern and a +38 offset. It features a gloss black painted finish and is constructed using a 1-piece low-pressure casting method.

The wheel weighs approximately 13.0 lbs and has a 73mm center bore. It is priced individually but sold in sets of four. A finish warranty of 1 year is included.
Show original supplier description
The Kosei K1 Racing wheel is a 15x7.0 wheel designed with a 4x100 bolt pattern and a +38 offset, finished in a striking gloss black. Constructed from a single piece using a low-pressure casting technique, this wheel offers a balance of durability and weight. Each wheel weighs approximately 13.0 lbs and has a center bore of 73mm. This wheel is sold individually but is intended to be purchased in sets of four. A center cap is not available for this model. The Kosei K1 Racing wheel also comes in a silver finish, identified by part number #1570384100K1RV2. Please note that this item is a special order and will be ordered from the manufacturer. Contact the seller for current lead times.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandKosei
Part Number1570384100K1RBLK
CategoryWheels and Tires
5,000+ Trusted brands
1M+ Enthusiasts
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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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