Driveshaft Safety Loops & Tunnels
Protect driver safety and maintain track compliance with drag racing driveshaft safety loops and transmission tunnels from Quarter-Max. We manufacture heavy-duty 4130 chromoly and mild steel 360-degree driveshaft loops, weld-in crossmember mounts, and custom aluminum tunnel enclosures designed to contain driveline failures and meet strict NHRA/IHRA safety rules.
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Driveshaft Loop Kit, Adjustable, Mounting Bosses, 4130
Quarter-Max
$99.99Driveshaft Loop Kit, Adjustable, Mounting Bosses, 4130 Driveshaft loops, along with driveshaft covers, are used in the construction of driveshaft tunnels. In the event of driveline failure, most...QM-207115$99.99 -
Driveshaft Loop Kit, Adjustable, Mounting Clevises, 4130
Quarter-Max
$167.99Driveshaft Loop Kit, Adjustable, Mounting Clevises, 4130 Driveshaft loops, along with driveshaft covers, are used in the construction of driveshaft tunnels. In the event of driveline failure, most...QM-207114$167.99 -
QM Driveshaft Cover, 12 in., 4130
Quarter-Max
$99.98Driveshaft Cover, 12 in., 4130Driveshaft covers, along with driveshaft loops, are used in the construction of driveshaft tunnels. In the event of driveline failure, most sanctioning bodies require a...QM-420118$99.98 -
QM Driveshaft Cover, 18 in., 4130
Quarter-Max
$119.98Driveshaft Cover, 18 in., 4130Driveshaft covers, along with driveshaft loops, are used in the construction of driveshaft tunnels. In the event of driveline failure, most sanctioning bodies require a...QM-420118-1$119.98 -
QM Driveshaft Cover, 20 in., 4130
Quarter-Max
$125.98Driveshaft Cover, 20 in., 4130Driveshaft covers, along with driveshaft loops, are used in the construction of driveshaft tunnels. In the event of driveline failure, most sanctioning bodies require a...QM-420118-2$125.98 -
QM Driveshaft Cover, 24 in., 4130
Quarter-Max
$129.98Driveshaft Cover, 24 in., 4130Driveshaft covers, along with driveshaft loops, are used in the construction of driveshaft tunnels. In the event of driveline failure, most sanctioning bodies require a...QM-420118-3$129.98 -
QM Driveshaft Cover, 30 in., 4130
Quarter-Max
$139.98Driveshaft Cover, 30 in., 4130Driveshaft covers, along with driveshaft loops, are used in the construction of driveshaft tunnels. In the event of driveline failure, most sanctioning bodies require a...QM-420118-4$139.98 -
QM Driveshaft Cover, 30 in., Carbon Fiber
Quarter-Max
$389.99Driveshaft Cover, 30 in., Carbon Fiber Driveshaft covers, along with driveshaft loops, are used in the construction of driveshaft tunnels. In the event of driveline failure, most sanctioning bodies...QM-207101$389.99 -
QM Driveshaft Cover, 30 in., Lightweight Carbon Fiber
Quarter-Max
$589.99Driveshaft Cover, 30 in., Lightweight Carbon Fiber Driveshaft covers, along with driveshaft loops, are used in the construction of driveshaft tunnels. In the event of driveline failure, most...QM-207101-1$589.99 -
QM Driveshaft Cover, 48 in., Mild Steel
Quarter-Max
$99.99Driveshaft Cover, 48 in., Mild SteelDriveshaft covers, along with driveshaft loops, are used in the construction of driveshaft tunnels. In the event of driveline failure, most sanctioning bodies...QM-420118-7$99.99 -
QM Driveshaft Cover, Rolled, Tack Welded, 12 in., 4130
Quarter-Max
$191.09Driveshaft Cover, Rolled, Tack Welded, 12 in., 4130Driveshaft covers, along with driveshaft loops, are used in the construction of driveshaft tunnels. In the event of driveline failure, most...QM-420124$191.09 -
QM Driveshaft Cover, Rolled, Tack Welded, 18 in., 4130
Quarter-Max
$191.09Driveshaft Cover, Rolled, Tack Welded, 18 in., 4130Driveshaft covers, along with driveshaft loops, are used in the construction of driveshaft tunnels. In the event of driveline failure, most...QM-420125$191.09 -
QM Driveshaft Cover, Rolled, Tack Welded, 24 in., 4130
Quarter-Max
$227.84Driveshaft Cover, Rolled, Tack Welded, 24 in., 4130Driveshaft covers, along with driveshaft loops, are used in the construction of driveshaft tunnels. In the event of driveline failure, most...QM-420126$227.84 -
QM Driveshaft Cover, Rolled, Tack Welded, 30 in., 4130
Quarter-Max
$199.99Driveshaft Cover, Rolled, Tack Welded, 30 in., 4130Driveshaft covers, along with driveshaft loops, are used in the construction of driveshaft tunnels. In the event of driveline failure, most...QM-420127$199.99 -
QM Driveshaft Cover, Rolled, Tack Welded, 6.25 in. OD, 12 in., 4130
Quarter-Max
$115.49Driveshaft Cover, Rolled, Tack Welded, 6.25 in. OD, 12 in., 4130Driveshaft covers, along with driveshaft loops, are used in the construction of driveshaft tunnels. In the event of driveline failure,...QM-0220$115.49 -
QM Driveshaft Loop Kit, 180 Degree, Mounting Bosses, 12 in. x 6.5 in., 4130
Quarter-Max
$59.99Driveshaft Loop Kit, 180 Degree, Mounting Bosses, 12 in. x 6.5 in., 4130 Driveshaft loops, along with driveshaft covers, are used in the construction of driveshaft tunnels. In the event of driveline...QM-307101$59.99 -
QM Driveshaft Loop Kit, Adjustable, Mounting Bosses, Titanium
Quarter-Max
$419.99Driveshaft Loop Kit, Adjustable, Mounting Bosses, Titanium Driveshaft loops, along with driveshaft covers, are used in the construction of driveshaft tunnels. In the event of driveline failure, most...QM-207115-T$419.99 -
QM Driveshaft Loop Kit, Adjustable, Mounting Clevises, Titanium
Quarter-Max
$524.99Driveshaft Loop Kit, Adjustable, Mounting Clevises, Titanium Driveshaft loops, along with driveshaft covers, are used in the construction of driveshaft tunnels. In the event of driveline failure,...QM-207114-T$524.99 -
QM Driveshaft Loop Mount Tab
Quarter-Max
$4.99Driveshaft Loop Mount TabSpecifications:• Thickness: .187 in.• Material: 4130• Hole Size: .375 in.Sold individually.QM-410098$4.99 -
QM Driveshaft Loop, 180 Degree, 12 in. x 6.5 in., 4130
Quarter-Max
$38.84Driveshaft Loop, 180 Degree, 12 in. x 6.5 in., 4130 Driveshaft loops, along with driveshaft covers, are used in the construction of driveshaft tunnels. In the event of driveline failure, most...QM-420100$38.84 -
QM Driveshaft Loop, 180 Degree, 12 in. x 6.5 in., Rectangle Tube, Mild Steel
Quarter-Max
$53.99Driveshaft Loop, 180 Degree, 12 in. x 6.5 in., Rectangle Tube, Mild SteelDriveshaft loops, along with driveshaft covers, are used in the construction of driveshaft tunnels. In the event of driveline...QM-307102$53.99 -
QM Driveshaft Loop, 360 Degree, 11 in. x 6.25 in., 4130
Quarter-Max
$136.49Driveshaft Loop, 360 Degree, 11 in. x 6.25 in., 4130Driveshaft loops, along with driveshaft covers, are used in the construction of driveshaft tunnels. In the event of driveline failure, most...QM-207104$136.49 -
QM Driveshaft Loop, 360 Degree, 11 in. x 6.5 in., Rectangle Tube, Mild Steel
Quarter-Max
$199.49Driveshaft Loop, 360 Degree, 11 in. x 6.5 in., Rectangle Tube, Mild SteelDriveshaft loops, along with driveshaft covers, are used in the construction of driveshaft tunnels. In the event of driveline...QM-307103$199.49 -
QM Driveshaft Loop, 360 Degree, 12.5 in. x 8.25 in., 4130
Quarter-Max
$136.49Driveshaft Loop, 360 Degree, 12.5 in. x 8.25 in., 4130Driveshaft loops, along with driveshaft covers, are used in the construction of driveshaft tunnels. In the event of driveline failure, most...QM-207104-3$136.49 -
QM Driveshaft Loop, 360 Degree, 13 in. x 6.25 in., 4130
Quarter-Max
$136.49Driveshaft Loop, 360 Degree, 13 in. x 6.25 in., 4130Driveshaft loops, along with driveshaft covers, are used in the construction of driveshaft tunnels. In the event of driveline failure, most...QM-207104-1$136.49 -
QM Driveshaft Loop, 360 Degree, 6.5 in. x 6.5 in., Rectangle Tube, Mild Steel
Quarter-Max
$178.49Driveshaft Loop, 360 Degree, 6.5 in. x 6.5 in., Rectangle Tube, Mild SteelDriveshaft loops, along with driveshaft covers, are used in the construction of driveshaft tunnels. In the event of driveline...QM-307105$178.49 -
QM Driveshaft Loop, 360 Degree, 9 in. x 6.5 in., Rectangle Tube, Mild Steel
Quarter-Max
$188.99Driveshaft Loop, 360 Degree, 9 in. x 6.5 in., Rectangle Tube, Mild SteelDriveshaft loops, along with driveshaft covers, are used in the construction of driveshaft tunnels. In the event of driveline...QM-307104$188.99 -
QM Driveshaft Loop, 360 Degree, 9.5 in. x 6.25 in., 4130
Quarter-Max
$136.49Driveshaft Loop, 360 Degree, 9.5 in. x 6.25 in., 4130Driveshaft loops, along with driveshaft covers, are used in the construction of driveshaft tunnels. In the event of driveline failure, most...QM-207104-2$136.49 -
QM Driveshaft Tunnel Kit, Pro Mod Style, 30 in., 4130
Quarter-Max
$519.99Driveshaft Tunnel Kit, Pro Mod Style, 30 in., 4130 In the event of driveline failure, most sanctioning bodies require a minimum 12 in. driveshaft tunnel to help protect the driver from a loose or...QM-207100-1$519.99 -
QM Driveshaft Tunnel Kit, Pro Mod Top Rail Style, 30 in., 4130
Quarter-Max
$549.99Driveshaft Tunnel Kit, Pro Mod Top Rail Style, 30 in., 4130This top rail style tunnel kit is designed to mount vertically in the rear with the adjustable loop and horizontally in the front by...QM-207100-2$549.99 -
QM Driveshaft Tunnel Kit, Tack Welded Cover, 12 in., 4130
Quarter-Max
$449.99Driveshaft Tunnel Kit, Tack Welded Cover, 12 in., 4130In the event of driveline failure, most sanctioning bodies require a minimum 12 in. driveshaft tunnel to help protect the driver from a loose or...QM-207102-1$449.99 -
QM Driveshaft Tunnel Kit, Tack Welded Cover, 18 in., 4130
Quarter-Max
$469.99Driveshaft Tunnel Kit, Tack Welded Cover, 18 in., 4130In the event of driveline failure, most sanctioning bodies require a minimum 12 in. driveshaft tunnel to help protect the driver from a loose or...QM-207102-2$469.99 -
QM Driveshaft Tunnel Kit, Tack Welded Cover, 24 in., 4130
Quarter-Max
$535.49Driveshaft Tunnel Kit, Tack Welded Cover, 24 in., 4130In the event of driveline failure, most sanctioning bodies require a minimum 12 in. driveshaft tunnel to help protect the driver from a loose or...QM-207102-3$535.49 -
QM Driveshaft Tunnel Kit, Tack Welded Cover, 30 in., 4130
Quarter-Max
$449.99Driveshaft Tunnel Kit, Tack Welded Cover, 30 in., 4130In the event of driveline failure, most sanctioning bodies require a minimum 12 in. driveshaft tunnel to help protect the driver from a loose or...QM-207102-4$449.99 -
QM Driveshaft Tunnel Kit, Unwelded Cover, 12 in., 4130
Quarter-Max
$349.99Driveshaft Tunnel Kit, Unwelded Cover, 12 in., 4130In the event of driveline failure, most sanctioning bodies require a minimum 12 in. driveshaft tunnel to help protect the driver from a loose or...QM-207116$349.99 -
QM Driveshaft Tunnel Kit, Unwelded Cover, 18 in., 4130
Quarter-Max
$374.99Driveshaft Tunnel Kit, Unwelded Cover, 18 in., 4130In the event of driveline failure, most sanctioning bodies require a minimum 12 in. driveshaft tunnel to help protect the driver from a loose or...QM-207117$374.99 -
QM Driveshaft Tunnel Kit, Unwelded Cover, 18 in., Titanium
Quarter-Max
$1,299.99Driveshaft Tunnel Kit, Unwelded Cover, 18 in., TitaniumIn the event of driveline failure, most sanctioning bodies require a minimum 12 in. driveshaft tunnel to help protect the driver from a loose or...QM-207117-T$1,299.99 -
QM Driveshaft Tunnel Kit, Unwelded Cover, 24 in., 4130
Quarter-Max
$535.49Driveshaft Tunnel Kit, Unwelded Cover, 24 in., 4130In the event of driveline failure, most sanctioning bodies require a minimum 12 in. driveshaft tunnel to help protect the driver from a loose or...QM-207118$535.49 -
QM Driveshaft Tunnel Kit, Unwelded Cover, 30 in., 4130
Quarter-Max
$479.99Driveshaft Tunnel Kit, Unwelded Cover, 30 in., 4130In the event of driveline failure, most sanctioning bodies require a minimum 12 in. driveshaft tunnel to help protect the driver from a loose or...QM-207119$479.99 -
QM Driveshaft Tunnel, Pro Stock Style, Welded, 12 in., 4130
Quarter-Max
$829.49Driveshaft Tunnel, Pro Stock Style, Welded, 12 in., 4130In the event of driveline failure, most sanctioning bodies require a minimum 12 in. driveshaft tunnel to help protect the driver from a loose...QM-207102$829.49