
50 Caliber Racing 6008A550 Caliber 5-Point Racing Harness (Purple)
SFI 16.1, 3 in belts, pads, sternum strap and mounting hardware are all listed.
- SFI certification
- SFI 16.1
- Mounting points
- 5-point
- Shoulder belt width
- 3 in
Racing harness shopping starts with the rating. Look for an SFI tag, then check the mounting point count, belt width and latch style. Wider webbing spreads load over more of your body. A cam lock or latch and link buckle releases with a single motion. Pads, sternum straps and mounting hardware change how much else you must buy. We put 6 products on one spec sheet so you can compare these details side by side. Most are marked not for highway use. Check your series rules before you buy.
Quick answer
Ranked from 6 racing harnesses that met our standard, compared on SFI certification, 4-point vs 5-point mounting, quick-release latch type.
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SFI 16.1, 3 in belts, pads, sternum strap and mounting hardware are all listed.

SFI 16.1 and 3 in belts pair with a cam lock latch at 7 lb.

Pads and sternum strap are removable, and the listing says it is made in the USA.
| Spec | ||||||
|---|---|---|---|---|---|---|
| Best Scoreout of 100 | 94 | 87 | 69 | 68 | 64 | 63 |
| SFI certification | SFI 16.1 (best in row) | SFI 16.1 (best in row) | None stated | SFI 16.1 (best in row) | SFI 16.1 (best in row) | SFI 16.1 (best in row) |
| Mounting points | 5-point | 5-point | 5-point | 5-point | 5-point | 5-point |
| Shoulder belt widthin | 3 in (best in row) | 3 in (best in row) | 3 in (best in row) | 2 in | 3 in (best in row) | 2 in |
| Lap belt widthin | 3 in (best in row) | 3 in (best in row) | 3 in (best in row) | 2 in | 3 in (best in row) | 2 in |
| Latch type | — | Cam lock (best in row) | — | Cam lock (best in row) | — | Latch and link |
| Shoulder pads included | Yes | — | Yes | — | Yes | — |
| Removable pads | — | — | Yes (best in row) | — | No | — |
| Sternum strap | Yes | — | Yes | — | Yes | — |
| Mounting hardware included | Yes | — | Yes | — | — | — |
| Shoulder adjuster type | Pull-down | Pull-down | — | Pull-down | — | — |
| Weightlb | 7.2 lb | 7.0 lb | — | — | — | 5.7 lb (best in row) |
| DOT/FMVSS street legal | No | No | — | No | No | No |
| Made in USA | — | — | Yes | — | — | — |
We reviewed 20 racing harnesses and kept only the 6 that pass every check below. Those are ranked by a Best Score built from spec fit for this job, sales rank.
These reviews are based on specifications and listing information only. They cover the five top-ranked harnesses and point out where the data is missing.
Full feature list and SFI 16.1 rating
This 50 Caliber 6008A5 leads our ranking, and the specs show why. It carries an SFI 16.1 rating and a 5-point layout. Both shoulder and lap belts are 3 in wide. Wide webbing spreads crash load across more of your body, which matters on a long, rough race day. The listing says it suits race cars, race trucks, UTVs, sand rails and dune buggies.
Setup is also strong. The data lists shoulder pads, a sternum strap and mounting hardware as included. The shoulder adjuster is a pull-down type. The listing also mentions a race-style quick-release latch, plus bolt-in and wrap-around mounting options. Those extras mean fewer add-on purchases before you can install it.
At 7.2 lb it is the heaviest among the models that list weight. Weight-conscious builds should note it. It is not street legal, so keep it for competition and off-road use only. The maker also offers 2 in or 3 in webbing, so confirm the width before you order.
VerdictA well-equipped 5-point harness that leads our ranking for competition and off-road builds, with the extras already in the box.
Cam lock simplicity with wide 3 in belts
The RaceQuip 741001 ranks second on our list. It matches the leader on the core points: SFI 16.1, a 5-point layout and 3 in shoulder and lap belts. The latch is a cam lock, a familiar style for track use. The listing describes the webbing as premium 3 in polyester.
It lists a pull-down adjuster and a pull-down style lap belt. The crotch strap is a single 2 in strap, and 3 in hardware ends come installed. The listing calls the harness double adjustable for easier installation. At 7 lb, it weighs a little less than the 7.2 lb 50 Caliber.
Notice what the data leaves out. It does not list shoulder pads, a sternum strap or mounting hardware. If you need those, plan to source them yourself. Check that your shoulder pads suit the 3 in belts before you buy separate ones. It is not DOT or FMVSS certified for highway use, so it stays off the street.
VerdictA straightforward SFI 16.1 harness with wide belts, best for buyers who will add their own pads and hardware.
Removable pads and American-made build
The PRP SB5-3 ranks third, and the SFI question matters most. Its spec data states no SFI certification. The listing text says it is SFI certified for racing but gives no rating number. Check for a tag with a current rating before you enter a sanctioned event. Sanctioning bodies set their own rules.
Comfort and cleaning are its strengths. The thick shoulder pads are removable, so you can clean them or run the belts with a neck restraint system. The sternum strap is removable too. The shoulder adjusters are EZ adjusters that the listing says work even when dirty or muddy. Mounting hardware is included.
It has 3 in shoulder and lap belts in a 5-point layout. The bolt-in tabs can be removed so you can swap in clip-in tabs. It also has a red latch guard on the lap belt. It is made in the USA. The data gives no latch type, weight or street-legal status.
VerdictA comfortable, easy-to-clean harness, but confirm its SFI tag before you rely on it for sanctioned racing.
Narrow 2 in cam lock harness with SFI 16.1
The RaceQuip 841001 ranks fourth. It carries an SFI 16.1 rating, and the listing says tags are affixed. It is a 5-point harness with a cam lock latch. The belts are 2 in wide, tied for the narrowest among the models that list belt width. It trails the 741001 mainly on belt width and listed weight. Check whether your series asks for a certain width.
Narrower webbing spreads load over less area than the 3 in belts on the top three models. That is a trade-off worth weighing against the wider belts above. The listing describes a pull-down lap belt, a single 2 in crotch strap and 2 in hardware ends installed. It is listed as double adjustable for easier installation. The shoulder adjuster is pull-down.
The data does not list weight, shoulder pads, a sternum strap or mounting hardware. Confirm what comes in the box before you order. It is not DOT or FMVSS certified for highway use.
VerdictA basic SFI 16.1 cam lock harness that suits buyers who need 2 in belts and will add extras.
UTV-focused harness with SFI 16.1 rating
The PRP SB5.3 is sold for off-road UTV use and ranks fifth. It carries an SFI 16.1 rating in a 5-point layout with 3 in shoulder and lap belts. The listing says it is a competition restraint intended for UTVs and other off-road vehicles. It is not a replacement for FMVSS 209 restraints.
The pads are sewn in. The spec data marks them as not removable, so cleaning them is harder. Compare that with the removable pads on the third-ranked PRP. A removable sternum strap is listed, and the shoulder adjusters are EZ adjusters. Colors come in red, black, blue, yellow, silver and orange.
The data does not list latch type, weight or mounting hardware. Ask the seller to confirm what hardware ships in the box before you order. The listing says it is not for use with child car seats or boosters. It is not street legal, so treat it as an off-road and competition part.
VerdictA UTV-minded SFI 16.1 harness with wide belts, held back by sewn-in pads and sparse specs.
Best among the reviewed tools
Look for SFI 16.1 on a tag sewn to the harness. Most products here list it, and one lists no rating in its spec data. Your series rulebook decides which rating and what age is accepted, so check it before you buy any belt.
Cam lock and latch and link buckles both release the belts, but they feel different in use. The RaceQuip 741001 and 841001 use a cam lock. The 811001 uses latch and link. Check what your series allows, and pick the style you can release without thinking.
Four of the six ranked harnesses use 3 in shoulder and lap belts. Two use 2 in belts. Wider webbing spreads load over more of your body. All six are 5-point designs, so the choice comes down to width, adjusters and what hardware is included.
Check how your car or cage mounts the belts. Bolt-in tabs fit many vehicles, and the listings for the 50 Caliber and PRP SB5-3 mention bolt-in options. The data for several models does not list hardware, so confirm what ships in the box and match it to your mounts.
Not usually. Most listings here say the harness is not DOT or FMVSS certified for highway use. The PRP SB5.3 listing says it is not a replacement for FMVSS 209 restraints. Keep these belts for track, dunes or trail, and keep your factory belts for the street.
SFI 16.1 is the rating listed on most of these harnesses. It is a certification for racing restraint systems, shown on a tag. Tags carry a date, so check your series rules for how old a harness can be. The PRP SB5-3 lists no SFI rating in its spec data.
Both are quick-release styles. The RaceQuip 741001 uses a cam lock, while the RaceQuip 811001 uses latch and link. Our data does not rank one style above the other. Choose by what your series allows and how easily you can reach the buckle.
Pads add comfort on long runs. A sternum strap helps keep the shoulder belts positioned. Three of the six ranked models list both. The others do not, so confirm what is included. Removable pads, as on the PRP SB5-3, are easier to clean or swap.
Your own selection is kept in the link, so friends see the same side-by-side.