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® (RTX) • 083052 • Polar • Gloss Black Machined • 18x8 5x114.3 ET40 CB73.1

RTX Polar

Gloss Black Machined (2 other finishes available)

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Front and Rear 18x8 +40

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Part Number083052
Bolt Pattern5 x 4.5" (114.3mm)
Centerbore73.1
Lug SeatConical
Weight26.00

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Available

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Available

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Additional Information RTX Polar

RTX® (RTX) • 083052 • Polar • Gloss Black Machined • 18x8 5x114.3 ET40 CB73.1

Other Finishes

RTX® (RTX) • 083050 • Polar • Gloss Black • 18x8 5x114.3 ET40 CB73.1
RTX® (RTX) • 083062 • Polar • Satin Bronze • 18x8 5x114.3 ET40 CB73.1

Specifications

Part NumberSizeBolt
Pattern		CenterboreLug
Seat		WeightStockPrice
08305117x7.5 +405 x 4.5" (114.3mm)73.1Conical26.00Inquire for StockInquire for Price
08305218x8 +405 x 4.5" (114.3mm)73.1Conical26.00Inquire for StockInquire for Price