Xtreme Harness

Outfit your standarbred with the best in durable, easy care synthetic harnesses, protective boots, halters and harness accessories. With their range of color choices and matching accessories, there's bound to be a set to match your barn colors. For even more racing tack like hopples, bits, hoods, whips & more, shop our entire selection here.
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Xtreme Safety Beta Driving Lines Black

Safety Lines by Xtreme JH Harness

These Xtreme Beta Driving Lines feature stainless steel reinforced bit end with snap to erase human error of buckle coming undone. Flexible Beta material makes these lines strong and easy to care for.

1 inch

Hand holds sold separatly.

Xtreme Edge Base

Extreme Edge Harness Base

Product Details:

  • Includes: stainless steel saddle tree and couplers, coordinating nylon buxton & crupper
  • Easy to clean
  • All rust-free hardware
  • Reinforced stitching
Flasher Knee Boots Lined With Self-Gripping Fasteners

The Flasher Padded Knee Boot is the same as the original Flasher boot, but with an added neoprene lining for extra protection, comfort and durability. Used for training or racing to help ensure your horse has the protection necessary to stay sound and injury free.

Product Details:

  • May be used with or without suspenders, while self-gripping fasteners allow quick, easy and secure fit.
  • Cleans easily with water.
  • One size fits all.
  • Lined
Flasher Knee Boot With Self Gripping Fasteners

The Flasher Knee Boot by Xtreme is a lightweight, snug-fitting protector is the best selling knee boot in North America. Used for training or racing to help ensure your horse has the protection necessary to stay sound and injury free.

May be used with or without suspenders, while self-gripping fasteners allow quick, easy and secure fit.

Cleans easily with water. One size fits all.

Nylon Halter .75 Inch Two Tone

Xtreme Two Tone Three-Quarter Inch Nylon Halter

Product Details:

  • Available in sizes 6, 7, 8
  • Narrow 3/4 inch halter
  • Special Order
  • Adjustable Crown
  • Throat Snap


Elastic Girth With Wrap Strap Xtreme

Elastic Girth by Xtreme J.H. Harness.

Product Details:

  • Replacement girth for Standardbred race harness
  • Best used for race days, not recommended for everyday use
  • Includes d-ring for buxton attachment
  • Includes colored wrap strap of choice
  • Size - Standard 21"

Wrap Strap Color: Black, Blue, Burgundy, Hunter Green, Orange, Pink, Purple, Red, White or Yellow

Replacement Buxton Hook Up Strap #1712

Xtreme Ultra Trotting Hopple Girth Style

Xtreme Ultra Trotting Hopple with Hangers

Product Details:

  • 100% Aluminum Solid brass bushing for extremely smooth movement
  • High quality marine rope will not swell when wet
  • Smooth "no bump" shaped girth with molded buckle piece - will not chafe
Splint Boot Xtreme Soft

Splint Boot Xtreme Soft by Xtreme Racing Equipment

Neoprene splint boot with flat plastic strike plate for protection of sensitive leg structures. Features three straps with hook and loop closure.

Color: Black

Sizes: Small and Medium

Saddle Pad  Nylon 40inch With Ez Pull Fastener Straps

Nylon Xtreme Saddle Pad by JH Harness

Product Details:

  • Nylon 40" Saddle Pads with ez pull fastener straps
  • Black with contrasting accent trim color
  • Easy to keep clean simple wash off

Accent Colors: Black, Blue, Green, Red, White  or Yellow


Neoprene Girth 27in

Neoprene Summer Girth with Wrap Strap by Xtreme J.H. Harness

Product Details:

  • To be used with Standardbred race harnesses
  • Soft padding, yet durable neoprene to help prevent rubs.
  • Includes d-ring for buxton attachment
  • Length: 27 inches (buckle to buckle)

    Black only.

Xtreme Tendon And Splint Back Protection

Tendon and splint with protection on the back of the tendon.

Product Details:

  • Perfect for racing or training
  • Durable exterior & soft neoprene interior
  • Protects from interference on the side and back of the tendon
Saddle Pad  Nylon 40 inches

Nylon 40 inch Xtreme Saddle Pad by JH Harness

Nylon saddle pads are black with a choice of contrasting color accent trim.

Product Details:

  • Features a strip of Velcro that runs the entire length of pad
  • Easy to keep clean, simply wash off
  • 40" Long

Accent Color Choice: Black, Blue, Burgundy, Green, Orange, Pink, Purple, Red, White or Yellow

Splint And Tendon Boot

Splint and Tendon Boot by Xtreme Racing Equipment.

Made of lightweight synthetic material with ez pull fastener closure.

Xtreme Buxton Martingale Padded Nylon Two Tone

Padded Buxton Martingale by Xtreme J.H. Harness

Product Details:

  • .75 Inch Buxton Martingale
  • Soft Padding on chest straps for extra comfort
  • Adjustable sliders for loosening or tightening
  • Durable heavy duty clasp on neck strap
  • Stainless steel hardware

Item is drop shipped directly from the manufacturer - please allow for additional delivery time

Hand Holds Beta

Beta Hands Holds by Xtreme Racing Equipment

These 12 inch beta holds fit on standard driving lines. Helps the drivers hands from slipping and keeping hold of the horses mouth.

Available in several colors.

1 inch

Xtreme Xtreme Harness products are finely crafted and durable for the daily use of racehorse needs.
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