Due to poor air quality, Cainsville Tire Discounter LTD will be closing as of 12pm on Thursday July 16th, 2026. The office will be reopening on Friday, july 17th at 8am. We will monitor the situation and provide updates on our normal business hours as soon as possible.

Conical Seat

RTX® (R-Spec) • 083144 • RS05 • Gloss Black • 20x8.5 5x108 ET40 CB63.4

RTX R-Spec RS05

Gloss Black

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Front and Rear 19x8 +40

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Part Number083075
Bolt Pattern5 x 4.5" (114.3mm)
Centerbore67.1
Load Capacity1837.00
Lug SeatConical
Weight22.00

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Additional Information RTX R-Spec RS05

RTX® (R-Spec) • 083144 • RS05 • Gloss Black • 20x8.5 5x108 ET40 CB63.4

Specifications

Part NumberSizeBolt
Pattern		CenterboreLoad
Capacity		Lug
Seat		WeightStockPrice
08307418x8 +405 x 4.5" (114.3mm)67.11837.00Conical20.00Inquire for StockInquire for Price
08307519x8 +405 x 4.5" (114.3mm)67.11837.00Conical22.00Inquire for StockInquire for Price
08307620x8.5 +405 x 4.5" (114.3mm)67.11837.00Conical26.00Inquire for StockInquire for Price
08314319x8 +405 x 4.25" (108mm)63.4-Conical22.00Inquire for StockInquire for Price
08314420x8.5 +405 x 4.25" (108mm)63.4-Conical26.00Inquire for StockInquire for Price