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® (Offroad) • 082451 • Spine • Black with Milled Spokes • 18x9 8x165.1 ET15 CB125

RTX Offroad Spine

Black w/ Milled Spokes (2 other finishes available)

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Front and Rear 17x9 +10

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Part Number081857
Bolt Pattern6 x 5.5" (139.7mm),6 x 135mm
Centerbore87.1
Load Capacity2105.00
Lug SeatConical
Weight32.34

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Additional Information RTX Offroad Spine

RTX® (Offroad) • 082451 • Spine • Black with Milled Spokes • 18x9 8x165.1 ET15 CB125

Other Finishes

RTX® (Offroad) • 081869 • Spine • Black with Milled Blue Spokes • 20x9 6x135/139.7 ET10 CB87.1
RTX® (Offroad) • 082450 • Spine • Black with Milled Red Spokes • 17x9 6x135/139.7 ET10 CB87.1

Specifications

Part NumberSizeBolt
Pattern		CenterboreLoad
Capacity		Lug
Seat		WeightStockPrice
08185617x9 +05 x 5.5" (139.7mm),5 x 135mm87.12105.00Conical32.34Inquire for StockInquire for Price
08185717x9 +106 x 5.5" (139.7mm),6 x 135mm87.12105.00Conical32.34Inquire for StockInquire for Price
08186018x9 +155 x 5.5" (139.7mm),5 x 5" (127mm)78.12105.00Conical34.65Inquire for StockInquire for Price
08186218x9 +106 x 5.5" (139.7mm),6 x 135mm87.12105.00Conical34.65Inquire for StockInquire for Price
08186518x9 +158 x 180mm1253197.00Conical34.65Inquire for StockInquire for Price
08186820x9 +106 x 5.5" (139.7mm),6 x 135mm87.12105.00Conical39.60Inquire for StockInquire for Price
08187020x9 +158 x 170mm1253197.00Conical39.60Inquire for StockInquire for Price
08198718x9 +106 x 5.5" (139.7mm)106.12105.00Conical34.65Inquire for StockInquire for Price
08198820x9 +106 x 5.5" (139.7mm)106.13197.00Conical17.40Inquire for StockInquire for Price